CN100488906C - Glass fiber-reinforced prepreg, laminates, electronic circuit boards and methods for assembling fabric - Google Patents
Glass fiber-reinforced prepreg, laminates, electronic circuit boards and methods for assembling fabric Download PDFInfo
- Publication number
- CN100488906C CN100488906C CNB998131482A CN99813148A CN100488906C CN 100488906 C CN100488906 C CN 100488906C CN B998131482 A CNB998131482 A CN B998131482A CN 99813148 A CN99813148 A CN 99813148A CN 100488906 C CN100488906 C CN 100488906C
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- CN
- China
- Prior art keywords
- prepreg
- particle
- fabric
- coating
- glass fibre
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
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- 238000007747 plating Methods 0.000 description 1
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- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
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- 229920002627 poly(phosphazenes) Polymers 0.000 description 1
- 229920000548 poly(silane) polymer Polymers 0.000 description 1
- 229920000307 polymer substrate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920001184 polypeptide Polymers 0.000 description 1
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- 239000004800 polyvinyl chloride Substances 0.000 description 1
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- 238000011112 process operation Methods 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- YARNEMCKJLFQHG-UHFFFAOYSA-N prop-1-ene;styrene Chemical compound CC=C.C=CC1=CC=CC=C1 YARNEMCKJLFQHG-UHFFFAOYSA-N 0.000 description 1
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- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
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- 229940084106 spermaceti Drugs 0.000 description 1
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- 239000000725 suspension Substances 0.000 description 1
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- 229910001174 tin-lead alloy Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 1
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- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/465—Coatings containing composite materials
- C03C25/47—Coatings containing composite materials containing particles, fibres or flakes, e.g. in a continuous phase
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
- H05K1/0366—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement reinforced, e.g. by fibres, fabrics
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0166—Polymeric layer used for special processing, e.g. resist for etching insulating material or photoresist used as a mask during plasma etching
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0175—Inorganic, non-metallic layer, e.g. resist or dielectric for printed capacitor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0206—Materials
- H05K2201/0209—Inorganic, non-metallic particles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0206—Materials
- H05K2201/0212—Resin particles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0206—Materials
- H05K2201/0239—Coupling agent for particles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0242—Shape of an individual particle
- H05K2201/0245—Flakes, flat particles or lamellar particles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0242—Shape of an individual particle
- H05K2201/0254—Microballoons or hollow filler particles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0275—Fibers and reinforcement materials
- H05K2201/029—Woven fibrous reinforcement or textile
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/12—Using specific substances
- H05K2203/127—Lubricants, e.g. during drilling of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0047—Drilling of holes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Polymers & Plastics (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Composite Materials (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Reinforced Plastic Materials (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Laminated Bodies (AREA)
- Woven Fabrics (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
One aspect of the present invention is a prepreg for an electronic support, the prepreg comprising: (a) a polymeric matrix material; and (b) a fabric comprising a strand comprising glass fibers, at least a portion of the fabric having a coating which is compatible with the polymeric matrix material, the prepreg having a drill tip percent wear of no greater than about 32 percent, as determined after drilling 2000 holes through a stack of 3 laminates, each laminate including eight of the prepregs, at a hole density of 62 holes per square centimeter (400 holes per square inch) and a chip load of 0.001 with a 0.46 mm (0.018 inch) diameter tungsten carbide drill. The present invention also provides a laminate incorporating the prepreg. Another aspect of the present invention is a prepreg for an electronic support, the prepreg comprising: (a) a polymeric matrix material; and (b) a woven reinforcement fabric comprising glass fibers, at least a portion of the fabric having a coating which is compatible with the polymeric matrix material, the prepreg having a deviation distance of no greater than about 36 micrometers, as determined after drilling 2000 holes through a stack of 3 laminates at a hole density of 62 holes per square centimeter (400 holes per square inch) and a chip load of 0.001 with a 0.46 mm (0.018 inch) diameter tungsten carbide drill. The present invention also provides a laminate incorporating the prepreg.
Description
The cross reference of related application
Present patent application is people's such as Novich US number of patent application 09/170,578, the part continuation application of denomination of invention " method of glass fiber-reinforced laminate, circuit card and assembling fabric " (1998.10.13 application); This application is the partial continuous application of now resigned US number of patent application 09/130,270, denomination of invention " method of glass fiber-reinforced laminate, circuit card and assembling fabric " (1998.8.6 application, B.Novich etc.); It is the part continuation application of US number of patent application 09/034,525, denomination of invention " the glass fiber yarn thigh of inorganic lubricant coating and the product that comprises it " (1998.3.3 application, B.Novich etc. abandon at present).The application still is the part continuation application of US number of patent application 09/170,780, denomination of invention " the glass fiber yarn thigh of inorganic lubricant coating and the product that comprises it " (1998.10.13 application, B.Novich etc.); It is the part continuation application of US number of patent application 09/034,525, denomination of invention " the glass fiber yarn thigh of inorganic lubricant coating and the product that comprises it " (1998.3.3 application, B.Novich etc. abandon at present).The application still is the part continuation application of US number of patent application 09/170,781, denomination of invention " with the glass fiber yarn thigh of heat conductance inorganic solid particles coating and the product that comprises it " (1998.10.13 application, B.Novich etc.); It is the partial continuous application of US number of patent application 09/034,663 (the 1998.3.3 application is abandoned at present).
Present patent application and US number of patent application 09/170,579, denomination of invention " the inhibition methods of glass fiber yarn thigh wearing and tearing " (B.Novich etc., this application is the part continuation application of now resigned US application number 09/034,078 (1998.3.3 application)); US number of patent application 09/170,566, denomination of invention " the glass fiber yarn thigh of dipping and the product that comprises it " (B.Novich etc., this application is the part continuation application of US application number 09/034,077 (the 1998.3.3 application is abandoned now)); And US number of patent application 09/170,565, denomination of invention " the glass fiber yarn thigh of inorganic particle coating and the product that comprises it " (B.Novich etc., this application is the part continuation application of US application number 09/034,056 (the 1998.3.3 application is abandoned at present)) relevant.
The application requires the right of number 60/133,075 (the 1999.5.7 application) of US provisional application, 60/133,076 (1999.5.7 application) and 60/146,337 (1999.7.30 application).
Invention field
Present invention relates in general to be used for the strengthening course casting die of circuit card, say more specifically to relate to the laminate that contains fiberglass weaving cloth that wherein said glass fibre contains compatible with the laminate matrix resin and the coating of improved boring is provided in laminate.
Background of invention
Circuit card generally is that the laminate layers by the resin impregnation fabric forms, and said fabric is made up of reinforcement fiber such as glass fibre, and it provides dimensional stability to circuit card, to keep the globality of the superincumbent circuit of sealing.Being positioned at different layers casting die planar circuit by holing on the layer of laminate or carrier, making interconnects.According to observations, the heat that is produced during the hardness of the glass fibre in the laminate and the drilling operation can quicken the wearing and tearing of drill bit.As a result, how many holes drill bit will not bore, and just need to change to bore and/or the apex point of refacing, and total time limit of service of instrument be shorter.In addition, it is found that drill bit accelerated wear test also influences the tolerance range of hole site, particularly bored the exit end in the hole of laminate.
In general, in the fiber forming process, to give the surface coated Hairstyling composition of the glass fibre of form layers casting die reinforcement fabric, so that the protection fiber is not subjected to the friction in the course of processing subsequently.For example, use the Hairstyling composition of starch and oil base material to protect fiber not being subjected between silk during the weaving textile and the friction of equipment, and this friction can cause fibre breakage.The polymine that has added the replacement of organic lubricant such as alkyl imidazoline derivatives and acid amides in the Hairstyling composition reduces friction.Yet this organic lubricant can be rotten in the course of processing subsequently, perhaps causes the side reaction of not expecting with other typing component and substrate material component.In addition, a lot of commonly used typing components can influence the binding property between glass fibre and the laminate substrate material unfriendly, starch for example, and it is commonly used for membrane-forming agent in the weaving setting agent, incompatible usually with the laminate resin matrix material.For avoiding incompatible between glass fibre and the substrate material, generally to remove coating or Hairstyling composition on the woven cloths at component (thermal treatment or de-oiling) by the thermolysis setting agent or water or other solution washing before the lamination.Conventional thermal cleaning processing comprises heats cloth 60-80 hour down at 380 ℃.Then, be coated with the cloth of process cleaning again, so that improve the binding property between glass fibre and the matrix resin with silane coupling agent.
The intensity of thermal cleaning processing can the reduction greatly glass fibre, the bending strength of the laminate of more specifically saying so.Concerning the glass fibre such as D-glass, S-glass and Q-glass of high silicon dioxide content, thermal cleaning is not extremely expected, because can cause loss of strength and decolouring.
Disclose the coating composition that a lot of glass fibre are used in the prior art, it needed thermal treatment or water cleaning before the supporting material as composite members or laminate.JP patent application 9-208,268 disclose a kind of cloth with yarn of being made by glass fibre, wherein said glass fibre after spinning immediately inorganic solid particles such as colloid silica, lime carbonate, kaolin and the talcum with starch or synthetic resins and 0.001-20.0wt% be coated with.Before the form layers casting die, need to carry out heat or water de-oiling.
US patent 5,286,562 discloses a kind of fabric yarn thigh that is used to screen product, and it on the air spray loom is can be woven, and this fabric yarn thigh has the coating of 45wt% wax, lubricant, Polyvinylpyrolidone (PVP) and organo silane coupling agent at least.US patent 5,038,555 disclose the glass fibre twisting bundle that is used to screen product, are coated with the moisture chemical treatment composite that contains epoxy membrane-forming agent, emulsifying agent, lubricant, organic functional metal coupling agent, Polyvinylpyrolidone (PVP), polyethylene and water on it.
For avoiding the thermal cleaning of glasscloth, JP patent application 8-119,682 disclose a kind of bottom setting agent that is used for glass fibre, and wherein containing water-soluble epoxy resin and pH is 5.5-7.5, and it helps water to remove setting agent.Equally, US patent 5,236,777 disclose the production method of the woven fiber glass that a kind of reinforced resin uses, by using the bottom setting agent coated glass yarn that contains at least a water-soluble film forming agent, silane coupling agent and lubricant, said membrane-forming agent is selected from the dihydroxyphenyl propane of the Resins, epoxy of amine modification, the Resins, epoxy that adds oxyethane and interpolation oxyethane; The water washing yarn is lower than 0.25wt%LOI and handles with second kind of setting agent so that the amount of bottom setting agent is reduced to.JP patent application 9-268,034 discloses the tackiness agent that is used for not twisting glass fiber yarn, wherein contains the aqurous ployurethane compound and/or passes through by the polyvalent alcohol addition reaction soluble epoxide product of modification.
US patent 4,933,381 discloses a kind of resin compatible Hairstyling composition that is used for glass fibre, contains epoxy membrane-forming agent, non-ionic lubricant, cationic lubricant, silane coupling agent and such as the acid of acetate or citric acid.
JP patent application 8-325,950 disclose a kind of glass fibre setting agent, contain Polyvinylpyrolidone (PVP), water-soluble epoxy resin amine addition product and silane coupling agent as basal component, and it does not need heat extraction from the finished glass cloth.
JP patent application 7-102,483 disclose the secondary setting agent of warp thread that a kind of glass fibre is used, and said glass fibre is used for nonwoven glass cloth, and this cloth does not need hot oil removing.The additive such as high molecular weight polyethylene oxide etc. is mainly formed and contained to the secondary setting agent of said warp thread by Polyvinylpyrolidone (PVP).Can comprise water-soluble epoxy resin as adhesive component.
Boring and be used to compatible with matrix material of estimating to never degenerate, can improve the laminate of admixture glass fibre during processing prevent that the inert lubricant of glass fibre friction from making us expecting.Yet the use of inorganic materials mainly concentrates on the filler that is used to improve mixture General Physics character, rather than improves the wear resistance of reinforcing fiber.
US patent 4,869,954 disclose a kind of sheet thermal conducting material that is formed by polyurethane tackiness agent, solidifying agent and heat conductance filler such as aluminum oxide, aluminium nitride, boron nitride, magnesium oxide and zinc oxide and various metal (referring to the 2nd hurdle 62-65 capable and the 4th hurdle 3-10 is capable).Can comprise one or more layers solid support material in this thermal conducting material, as glasscloth.
US patent 3,312,569 disclose a kind of aluminum oxide bonding particle that is used for fiberglass surfacing, and foregoing JP patent application 9-208,268 disclose a kind of cloth with yarn of being made by glass fibre, wherein said glass fibre is coated with starch or synthetic resins with such as the inorganic solid particles of colloid silica, lime carbonate, kaolin and talcum etc. after spinning immediately, so that the resin penetration between resin and the glass reinforcing fiber during improving complex body and forming.Yet, the Mohs ' hardness value of aluminum oxide and silicon-dioxide respectively greater than about 9 and about 7 (referring to R.Weast (volume)
Chemistry and physics handbook, (volumes) such as CRC press (1975) F-22 pages or leaves and H.Katz
Filler and plastics handbook(1987) the 28th pages, introduce here as a reference), this value can cause the wearing and tearing than the soft glass fiber.
US patent 5,541,238 disclose a kind of fiber that is used for reinforcement thermoplasticity or thermoset complex body, by steam deposition or plasma process coating one deck super-fine material layer, said material for example is inorganic oxide, nitride, carbide, boride, metal and the combination thereof of average particulate diameter 0.005-1 micron with it.Limited space and environment reason make to produce at glass fibre uses steam deposition or plasma process unrealistic in mouthful die sleeve.
SU 859400 discloses a kind of dip composition that is used to make the glasscloth laminate, and said composition contains alcoholic solution, graphite, molybdenumdisulphide, polyethylene butyraldehyde and the tensio-active agent of phenol-formaldehyde resin.In the production of glass fibre, the volatile alcohol solvent is not expected.
US patent 5,217,778 discloses a kind of dried clutch face glue, and it contains glass fiber yarn, metal wire and polyacrylonitrile fibre complex body, and it floods and coating with heat-setting tackiness agent or adhesive composition.Can contain friction particles in the tackiness agent, as carbon black, graphite, metal oxide, barium sulfate, pure aluminium silicate, rubber powder particle, powdery organic resin, polymerization cashew nut oil, clay, silicon-dioxide, sodium aluminum fluoride (capable), to improve the frictional behaviour of complex body referring to the 2nd hurdle 55-66.
Need a kind of lubricant coating that is used for glass fibre, it can be compatible with various matrix material, reduces the wearing and tearing of drill bit and the accuracy of improvement bore position.In addition, if this coating is also compatible with modern air spray fabric manufacture equipment to increase throughput, then be particularly advantageous.
Summary of the invention
One aspect of the present invention is a kind of prepreg that is used for charge carrier, and this prepreg comprises (a) matrix material; (b) fabric, this fabric contains the yarn that comprises glass fibre, at least a portion of fabric has the coating compatible with matrix material, the drill bit percentage wear rate of this prepreg is not more than about 32%, drill bit percentage wear rate be on the heap layer of 3 laminate with the carbide bur of 0.46mm (0.018 inch) diameter with mensuration after 2000 holes of cutting load brill of the hole density of 62 hole/square centimeters (400 hole/square inch) and 0.001, comprise 8 prepregs in each laminate.The present invention also provides the laminate that is mixed with this prepreg.
The present invention is a kind of prepreg that is used for charge carrier on the other hand, and this prepreg comprises (a) matrix material; (b) braiding reinforced textile, this fabric comprises glass fibre, at least a portion of fabric has the coating compatible with matrix material, the offset distance of this prepreg is not more than about 36 microns, offset distance be on the heap layer of 3 laminate with the carbide bur of 0.46mm (0.018 inch) diameter with mensuration after 2000 holes of cutting load brill of the hole density of 62 hole/square centimeters (400 hole/square inch) and 0.001.The present invention also provides the laminate that is mixed with this prepreg.
Brief description
When combining reading with accompanying drawing, the general introduction of front and following detailed description of the preferred embodiments will be more readily understood.In the accompanying drawing:
Fig. 1 is the sectional view of strengthening course casting die of the present invention.
Fig. 2 is the top view of an embodiment with fabric of feature of the present invention.
Fig. 3 is the skeleton view of coated fiber yarn thigh of the present invention.
Fig. 4 is the sectional view of another embodiment of strengthening course casting die of the present invention
Fig. 5 is the sectional view of charge carrier of the present invention.
Fig. 6 is the synoptic diagram that forms the method in hole in the tissue layer of charge carrier.
Fig. 7 is the end view that bores, and main cutting edge is described.
Fig. 8 is the pattern synoptic diagram of boring.
Detailed Description Of The Invention
Laminate of the present invention is by the fabric reinforcement, and said fabric contains the silvalin thigh of coating, and preferably contains the Woven fabric of the glass fiber yarn thigh of coating, and it can provide low thermal coefficient of expansion for laminate; Good bending strength; Heat endurance; Hydrolytic stability; Low-corrosiveness in the presence of high humidity, reactive bronsted lowry acids and bases bronsted lowry and reactivity. The glass fiber yarn thigh of this coating is compatible with various matrix material, thereby need to be with glass fabric heating or water cleaning before lamination.
Another remarkable advantage of laminate of the present invention is that they show improved boring, namely reduces the accuracy of bit wear and/or improvement bore position, particularly when laminate is used as charge carrier. Here said " charge carrier " structure of referring to mechanical support and/or element being electrically connected mutually, said element comprises the hardware that (but being not limited to this) reactive electro assembly, passive electrical component, printed circuit, integrated circuit, semiconductor device and other and these element link, such as (but being not limited to this) connector, socket, retention clip and radiator.
Another remarkable advantage of laminate of the present invention is that they can be made by the silvalin thigh that is adapted at using in the air spray weaving process.Here said " air spray is weaved " is meant a type of fabric knitting, wherein by the pressurized air stream from one or more air nozzles yarn (weft yarn) is inserted in the shed open of warp thread.
Referring now to accompanying drawing,, identical numerical markings refers to components identical in the wherein whole accompanying drawing, and Fig. 1 has shown laminate 10 of the present invention.Laminate 10 includes matrix material 12 (below go through), and it is by reinforced textile 14 reinforcement.Fabric 14 can be by any suitable braiding, weave or fill up weaving or supatex fabric that production technique forms, for example (but being not limited thereto) braided fabric or pad.Preferably, fabric 14 is the Woven fabrics by well known to a person skilled in the art that the air spray weaving process forms.Laminate 10 can also be the unidirectional ply casting die, and the most of fiber in wherein every tissue layer, yarn or yarn thigh are all got same direction.
In general, comprise a plurality of prepregs in the laminate, be mixed with fabric 14 and partly solidified polymeric matrix 12 in each prepreg, below with more detailed description.The quantity of prepreg can be 1-about 40 in the laminate.For clarity sake, only demonstrate a prepreg in the laminate 10 among the figure.
See Fig. 2 and 3 now, fabric 14 contains one or more coated fibres yarn thighs 16.Here said term " yarn thigh " is meant one or more one fiber.Term " fiber " is meant an individual thread.
But glass fibre 18 can be made by the fibrosis glass composition of any kind well known by persons skilled in the art, comprise by such as " E-glass ", " A-glass ", " C-glass ", " D-glass ", " Q-glass ", " R-glass ", " S-glass " but and the fibrosis glass composition of E-glass derivative etc. make.Here said term " but fibrosis " is meant the material that can be processed to successive silk, fiber, yarn thigh or yarn.Here said " E-glass derivative " be meant the glass composition that comprises small amount of fluorine and/or boron, and preferably not fluorine-containing and/or boracic not.In addition, said here being meant on a small quantity less than about 1wt% fluorine with less than about 5wt% bromine.Basalt and mineral wool fibres be other can be used for of the present invention can Fibrotic glass material example.Preferred glass fibre is the glass fibre of being made by E-glass or E-glass derivative.This composition is to well known to a person skilled in the art and believe to need not further discussion in the present invention.Glass fibre of the present invention can form according to any suitable glass fibre formation method known in the art.For example, can form operation or form glass fibre with direct melt fiber with indirect or crucible melt fiber formation operation.In directly melt fiber formation is operated, unprocessed raw material is merged fusion and homogenize at glass-melting furnace.Allow fused glass from smelting furnace, move to fore hearth and enter fiber form in the device, therein fused glass is pulled into the successive glass fibre.Form in the operation at crucible melt glass, be pre-formed and have glass blank or the ball that final required glass is formed, and send in mouthful die sleeve, therein with their fusions and pull into the successive glass fibre.If the use premelter is then at first sent glass sphere into premelter, fusion is sent into fused glass fiber then and is formed device, therein glass is pulled into the successive fiber.Among the present invention, preferably form operation and form glass fibre by direct melt fiber.The visible K.Loewenstein of the Additional Information of relevant glass composition and glass fibre formation method
The glass fibre manufacturing technology(the 3rd edition, 1993) 30-44,47-60,115-122 and 126-135 page or leaf, US patent 4,542,106 and 5,789,329 and IPC-EG-140 " by the woven finished product fabric of the E glass standard that is used for printed circuit board (PCB) " page 1, switching and assembling circuit institute publish (1997.6), and it is introduced here as a reference.
Glass fibre can have the about 35.0 microns nominal filament diameter of about 3.0-(be equivalent to name and be called B to U and above silk), and preferably has the about 30.0 microns nominal filament diameter of about 5.0-.Fine yarn is used, and the average nominal filament diameter is preferably about 7 microns of about 5-.The quantity of fiber can be about 15,000 for about 2-in every yarn thigh, preferably about 100-about 7000.About the further information of nominal filament diameter and the name of glass fibre, referring to
LoewensteinThe the 25th and 27 page, it is introduced here as a reference.
Except that glass fibre, coated fibres yarn thigh 16 can also comprise by other can Fibrotic inorganic materials, can Fibrotic organic materials and composition thereof and the fiber 20 that is combined to form.Inorganic and organic materials can be synthetical or naturally occurring material.It will be appreciated by those skilled in the art that can be Fibrotic inorganic and organic materials can also be polymeric material.Here said term " polymeric material " is meant the material that the macromole be made up of the atom long-chain forms, and wherein said macromole links together and can become at solution and tangles or be solid state (James Mark etc.
Inorganic polymer, " tyro palace polymer science and engineering series " (1992) page 1, it is introduced here as a reference).
But the non-limiting example of suitable non-glass fibrosis inorganic materials comprises stupalith, for example silicon carbide, carbon, graphite, mullite, aluminum oxide and piezoceramic material.But the non-limiting example of suitable fibrosis organic materials comprises cotton, Mierocrystalline cellulose, natural rubber, flax, ramie, hemp, sisal and wool.But the unrestricted example of suitable fibrosis organic polymer material comprises the material that is formed by polyamide-based (as nylon and aromatic poly), thermoplastic polyester class (as polyethylene terephthalate and polybutylene terephthalate), acrylic acid or the like (as polyacrylonitrile), polyolefins, polyurethanes and vinyl polymer class (as polyvinyl alcohol).But the processing that can be used for non-glass fibrosis material of the present invention and preparation method thereof and these fibers exists
Polymer science and technology encyclopediaHave a detailed description in the 6th volume (1967) the 505-712 pages or leaves, it is introduced here as a reference.Should illustrate that if desired, the combination of the blend of any above-mentioned materials or multipolymer and the fiber made by any above-mentioned materials all can be used for the present invention.
The present invention will discuss the content of glass fiber yarn thigh now generally, can also add and will comprise one or more above-mentioned non-glass fibers although those skilled in the art understand yarn thigh 16.
Be not limited to the present invention; in the embodiment of fabric shown in Figure 2 14; at least one and preferred whole fiber 18 are coated with the coating 22 of coating composition in the yarn thigh 16; be coated at least a portion surface of fiber 18, be not subjected to the wearing and tearing in the course of processing and prevent fibre breakage with the protection fiber surface.Preferably, as shown in Figure 3, coating composition is coated in each root fiber 18 entire exterior surface or periphery in the yarn thigh 16.
Be used for coating composition of the present invention can according to required as setting agent (preferably), be coated on the setting agent second coating and/or the 3rd or the form of outer field coating be present in fiber.Here said term " typing ", " is finalized " or " setting agent " and is meant that after fiber forms coating immediately gives the coating composition of fiber.In another embodiment, term " typing ", " be finalized " or " setting agent " and also refer to after removing the conventional substrate coating composition, give by heating, water or chemical treatment fibre applicator coating composition (be referred to as again " arrangement typing "), the arrangement typing applies promptly for the bare glass fiber that is blended into form of fabric.Term " second coating " is meant after coating setting agent composition and preferably to the small part drying, the coating composition of one or more yarn thighs is given in coating once more.Can before fiber is blended into fabric, give fiber, perhaps can after fiber is blended into fabric, apply and give fiber, for example pass through coated textiles this applying coating.
Be used for preferably aqueous coating composition of coating composition of the present invention.Although for security reasons be not preferred, can contain volatile organic solvent on demand in the coating composition, as alcohol or ketone, preferably do not contain this solvent.
Can be used for containing in the coating composition of the present invention the compatible polymeric material of matrix material 12 of one or more and laminate 10, as thermosetting material or thermoplastic material, be that the component of coating composition helps substrate material on the silvalin thigh to soak and drenches, and sufficient physicals is provided in composite bed.Preferably, polymeric material forms common successive film when on the surface that is coated to fiber 18.Polymeric material can be water miscible, emulsible, dispersible and/or curable.Here the compatible " with matrix material of said phrase " is meant that the component that is coated to the coating composition on the glass fibre helps substrate material on the silvalin thigh drenched and soak, sufficient physicals is provided in composite bed, with matrix material be the chemistry compatible, good stability to hydrolysis is provided, promptly anti-moisture is along fiber surface/substrate material interfacial migration, and do not need to remove coating composition (or the coating composition through selecting) before being spiked into coated fibres in the matrix material.Matrix material penetrates measuring of mat or fabric and is called the drenched " of ".Matrix material see through the glass fiber yarn thigh with the whole surface that obtains each glass fibre be aggregated the thing substrate material basically fully measuring of the flowability of encapsulate be called " and soak ".
In one embodiment of the invention, the coating composition of being coated with application for the fiber 18 mix in the laminate 10 contain one or more with such as be used to form printed circuit board (PCB) or printed-wiring board (PWB) (after this with they separately or be commonly referred to as " circuit card ") the thermoset matrix material compatible polymers film forming material of laminate, FR-4 Resins, epoxy for example, it is a kind of polyfunctional epoxy resin and is dual functional brominated epoxy resin in specific embodiment of the present invention; And polyimide.Referring to 1
The electronic material handbook, ASM International (1989) 534-537 pages or leaves, it is introduced here as a reference.
The non-limiting example of available polymer film-forming material comprises the thermoplastic polymeric material compatible with thermoset matrix material, for example thermoplastic polyester, vinyl polymer, polyolefins, polyamide-based (as aliphatic polyamide or aromatic poly such as Kevlar); Thermoplastic polyurethane, acrylic acid polymer and composition thereof.The thermoplastic polyester limiting examples comprises DESMOPHEN 2000 and DESMOPHEN 2001KS, and both all can be commercially available from the Bayer of Pittsburgh (Pennsylvania); The RD-847A vibrin, it can be commercially available from the Borden Chemicals of Columbus (Ohio); And DYNAKOLL SI100 resin, it can be commercially available from Eka Chemicals AB (Sweden).The available polymeric amide comprises the VERSAMID product, and it can be commercially available from General Mills chemical company.Useful thermoplastic polyurethane comprises
W-290H, its can be from Chicago the Witco chemical company of (Illinois) commercially available; With
The 2011L polyurethane rubber latex, it can be commercially available from the Ruco Polymer company of Hicksville (New York).
The non-limiting example of available thermoset polymerization material comprises the thermosetting polyester compatible with thermoset matrix material, epoxide, vinyl ester, phenoplast, aminoplastics, heat-curable urethane and composition thereof.Suitable thermosetting polyester can comprise the STYPOL polyester, and it can be commercially available from the Cook Composites and Polymers of Port Washington (Wisconsin); With the NEOXIL polyester, it can be commercially available from the DSM B.V. of Como (Italy).
Contain at least one epoxy group(ing) or ethylene oxide group in its molecule of available epoxide, for example the polyglycidyl ether of polyvalent alcohol or mercaptan.The example of suitable epoxy polymer comprises
With
Resins, epoxy, it is can be from Texas, the epoxy functionalized polyglycidyl ether of the dihydroxyphenyl propane that the shell chemical company of Houston is commercially available.In an embodiment of coating composition, coating composition is substantially free of epoxide, promptly contains the epoxide less than about 5wt%, is more preferably less than about 2wt%.
In an indefiniteness embodiment of coating composition, coating composition contains one or more polyester (as DESMOPHEN 2000 and RD-847A) and one or more and is selected from additional film-forming polymer in vinyl pyrrolidone polymer (preferably), vinyl alcohol polymkeric substance and/or the starch.Can be used for vinyl pyrrolidone polymer of the present invention and comprise Polyvinylpyrolidone (PVP) such as PVP K-15, PVPK-30, PVP K-60 and PVP K-90, every kind all can be commercially available from the ISP chemical company of Wayne (New Jersey).Other suitable vinyl polymer comprises Resyn2828 and Resyn 1037 vinyl acetate copolymer emulsions, and it can be commercially available from the National Starch and Chemical of Bridgewater (New Jersey).Available starch comprises by potato, corn, wheat, Glutinous Semen Maydis, sago, rice, buys starch of sieve Chinese sorghum preparation and composition thereof, Kollotex 1250 (starch of the potato base-material of a kind of low viscosity, low amylose starch, ethylene oxide etherification) for example, it can be commercially available from the AVEBE of Holland.The amount of additional polymer is preferably less than about 20wt%, more preferably from about the about 5wt% of 0.1-.Preferably, coating composition is substantially free of starch, promptly contains the starch less than about 5wt%, and more preferably not starch-containing, and said starch often is inconsistent with substrate material.
Coating composition can contain one or more thermoset polymerization materials and one or more thermoplastic polymeric materials' mixture.In an embodiment of printed circuit board (PCB) laminate, the polymeric material that is used for coating composition contains the mixture of RD-847A vibrin or DYNAKOLL SI 100 resins, PVP K-30 Polyvinylpyrolidone (PVP), DESMOPHEN 2000 polyester and VERSAMID polymeric amide.In another embodiment that is fit to the printed circuit board (PCB) laminate, the polymeric material of moisture Hairstyling composition contains PVP K-30 Polyvinylpyrolidone (PVP), and it can optionally combine with EPON 826 Resins, epoxy.
As a rule, the amount of polymeric material is counted the about 90wt% of about 1-of coating composition, the about 80wt% of preferably about 1-with total solids.
Except or replace above-mentioned polymeric material, preferably contain one or more coupling agents in the coating composition, such as organo silane coupling agent, transition metal coupling agent, phosphonic acid ester coupling agent, aluminum coupling agent, contain amino Wei Na (Werner) coupling agent and composition thereof.These coupling agents generally have difunctionality.Connect on each metal or the Siliciumatom one or more can with the group of the component reaction or the compatibilized of fiber surface and/or polymeric matrix.Here said term " compatibilized " is meant group by the component of chemical attraction to fiber surface and/or coating composition, for example by polarity, wetting or solvation power.In an indefiniteness embodiment, connect one or more permission coupling agents and the hydrolysable group of fiberglass surfacing reaction and the functional groups of one or more permission coupling agent and polymeric matrix component reaction on each metal or the Siliciumatom.The example of hydrolysable group comprises:
1,2-or 1, the monohydroxy of 3-glycol and/or ring-type C
2-C
3Residue, wherein R
1Be C
1-C
3Alkyl; R
2Be H or C
1-C
4Alkyl; R
3And R
4Be selected from H, C respectively
1-C
4Alkyl or C
6-C
8Aryl; And R
5Be C
4-C
7Alkylidene group.The suitable compatibilized or the example of functional group comprise that epoxy, glycidoxy, sulfydryl, cyano group, allyl group, alkyl, urethano, halogen, isocyanato, urea groups, imidazolinyl, vinyl, propylene acid group close, the methacrylic acid group closes, amino or poly-amino.
The present invention preferably uses functional organic alkane coupling agent.The example of useful functional organic alkane coupling agent comprises γ aminopropyl trialkoxy silane, γ isocyanato propyl-triethoxysilicane, vinyl-trialkoxy silane, glycidoxy propyl trialkoxy silane and urea groups propyl trialkoxy silane.Preferred functional organosilane coupling agent comprises the silane coupling agent of A-187 γ glycidoxypropyltrime,hoxysilane, A-174 γ methacryloxypropyl trimethoxy silane, A-1100 γ aminopropyltriethoxywerene werene; A-1108 amino silicane coupling agent and A-1160 γ urea groups propyl-triethoxysilicane (every kind all can be from the OSi Specialties of Tarrytown (New York), and Inc. is commercially available).Before being administered to fiber, can water with organo silane coupling agent partial hydrolysis at least, preferably with the stoichiometric ratio of about 1:1, or use with unhydrolysed form if desired.If desired, can regulate the pH of water, so that cause or quicken the hydrolysis of coupling agent as known in the art by adding acid or alkali.
Suitable transition metal coupling agent comprises titanium, zirconium, yttrium and chromium coupling agent.Suitable titanate coupling agent and zirconate coupling agent can be commercially available from Kenrich Petrochemical company.Suitable chromium complex can be commercially available from the E.I.duPont deNemours of Wilmington (Delaware State).Contain amino Wei Na type coupling agent and be wherein trivalent central atom such as chromium atom and contain the organic acid coordinate complex compound compound of amido functional group.Other metal-chelating well known by persons skilled in the art and corrdination type coupling agent also can be used for the present invention.
The amount of coupling agent can be the about 30wt% of about 1-of coating composition in total solids, and the about 10wt% of preferably about 1-.
Be not restricted to the present invention, in the embodiment depicted in fig. 3, coating composition of the present invention contains one or more particles 24, it sticks to the outside surface of fiber 18 when at least one fiber 18 of yarn thigh 16 given in coating, and provides one or more clearance spaces 30 between the adjacent glass fiber 26,28 of yarn thigh 16.These clearance spaces 30 as a rule are equivalent to the mean sizes 32 of the particle 24 between adjacent fiber.
The particle that the particle 24 of coating composition is preferably discrete.Here said term " disperses " and is meant that particle does not trend towards Colaesce under processing conditions or combination forms film, but keeps its one shape or form usually.And these particles dimensional stabilizing preferably.Here said term " particle of dimensional stabilizing " is meant that particle is under processing conditions, for example in the power of weaving, being produced between the adjacent fiber in slubbing and other process operation, usually can keep its average particle size particle size and shape, thereby keep the clearance air of requirement between the adjacent fiber 26,28.In other words, particle in the coating composition is under typical glass fibre processing conditions, as place cruelly the highest about 25 ℃ and preferably the highest about 100 ℃, more preferably under the highest 140 ℃, preferably not broken, dissolving or distortion in essence form the particle of overall dimension less than its selected average particle size particle size.In addition, particle 24 says that more specifically processing temperature can surpass under 150 ℃ the complex body processing conditions therein under the glass fibre processing conditions, and its size should not increase or expand basically.Here said phrase is meant the expansion of particle size during processing or increases about particulate " size should not increase basically " and should be no more than about 3 times of its original size.Preferably, coating composition of the present invention is substantially free of the hollow bead of heat-swellable.Here said term " hollow bead of heat-swellable " is meant the hollow bead that is filled with or contains whipping agent, when being placed when being enough to make whipping agent evaporable temperature its size to expand cruelly or increasing basically.Here said " being substantially free of " is meant and contains in the Hairstyling composition in the hollow bead of total solids less than about 20wt% heat-swellable, be more preferably less than about 5wt%, and be first-selected less than 0.001wt%.In addition, said here term " dimensional stabilizing " comprises crystalline form and amorphous material.
In addition, although do not require, preferred particulates 24 is non-waxs.Term " non-wax " is meant that forming the particulate material is not waxy.Here said term " wax shape " refers to that mainly the average carbon chain length degree of said hydrocarbon chain is the about 100 carbon atom (L.H.Sperling of about 25-by separating the material that the hydrocarbon chain that twines is formed
The physical polymeric scienceForeword, John Wiley and Sons company (1986) 2-5 pages or leaves, it is introduced here as a reference; W.Pushaw etc. " micronization wax and the wax dispenser purposes in water system "
Polymkeric substance, paint, pigment magazine, V.189, No.4412, in January, 1999, the 18-21 page or leaf, it is introduced here as a reference).
Preferably, the particle in the coating composition 24 is particles that disperse, dimensional stabilizing, non-wax.In concrete, indefiniteness embodiment of the present invention, the average particle size particle size 32 of particle 24 is at least about 0.1 micron, preferably at least about 0.5 micron, and is the about 5 microns scope of 0.1-, about 3.0 microns of preferably about 0.5-.In one embodiment, particle 24 is at least about 1 micron, and about 3 microns of preferably about 1-.In this indefiniteness embodiment, the average particle size particle size 32 common little mean diameters of wanting the fiber 18 of applying coatings composition thereon of particle 24.According to observations, have twisting yarn that the silvalin thigh 16 of the bottom Hairstyling composition residue layer 22 of the particle 24 of average particle size particle size 32 as mentioned above makes enough spaces between the adjacent fiber 26,28 can be provided by containing, so that allow air spray to weave (being that airflow passes loom), keep the globality of silvalin thigh 16 simultaneously and when flooding, provide acceptable " soaking into " and " soaking " feature with matrix material.
Of the present invention another is concrete, in the indefiniteness embodiment, the average particle size particle size 32 of particle 24 is at least 3 microns, preferably at least about 5 microns, and is the about 1000 microns scope of 3-, about 1000 microns of preferably about 5-, more preferably from about 10-is about 25 microns.Preferably, each particle 24 all has at least 3 microns smallest particles size, preferably at least about 5 microns.The average particle size particle size 32 of going back preferred particulates 24 in this embodiment generally is equivalent to the average nominal diameter of glass fibre.According to observations, there is the fabric of the particle coated yarn thigh manufacturing of size as mentioned above when flooding, to show good " soaking into " and " soaking " feature by apparatus with matrix material.
The mixture that those skilled in the art will recognize that one or more particles 24 of different average particle size particle size 32 can be spiked in the Hairstyling composition of the present invention, so that give silvalin thigh 16 and required performance and machining feature is provided for subsequently the product by its manufacturing.More specifically say, can measure associating use particles of different sizes on demand, make fiber have good airflow migration performance and make fabric show the good characteristic of soaking and soak into.
Be not restricted to the present invention, the configuration of particle 24 or shape as a rule can be spherical (as pearl, microballon shape or solid hollow ball), cube shaped, flat-section, aciculiform (elongate or fibrous) on demand.In addition, the structure of particle 24 can be hollow, porous or zero-clearance or its combination.In addition, particle 24 can have the combination of these structures, as hollow arbor braid porous or solid walls.About suitable particle characteristic than details referring to (volumes) such as H.Katz
Filler and plastics handbook(1987) 9-10 pages or leaves, it is introduced here as a reference.
Be shaped and subsequently the course of processing, as weave or slubbing in, glass fibre is worn by solid objects or the coarse contact of material that contacts with near glass fibre and/or other glass fibre.Here said " wearing and tearing " are meant by making fiberglass surfacing scraping with the particle that is difficult to be enough to damage glass fibre, edge or material monolithic friction contact or fragment is cut or the glass fibre fracture.Referring to K.Ludema
Friction, wearing and tearing, lubricated(1996) the 129th pages, it is introduced here as a reference.The wearing and tearing of glass fiber yarn thigh can cause in the course of processing fracture of yarn thigh and such as the surface imperfection in the product of woven cloths and composite members, thereby increase waste and manufacturing cost.
For reducing wear, particle 24 can not surpass the certain rigidity value, promptly is less than or equal to the hardness value of glass fibre.The hardness value of particle and glass fibre can be measured by the hardness measurement method of any routine, for example Vickers or Brinell hardness, but preferably measure according to primary Mohs ' scale of hardness, it has pointed out the relative scraping resistance of material surface.Mohs ' the hardness value of glass fibre is generally about 4.5-about 6.5, preferred about 6.Referring to R.Weast (volume)
Chemistry With the physics handbookCRC press (1975) F-22 pages or leaves, it is introduced here as a reference.The aforesaid particulate Mohs ' hardness value that is suitable for this coating composition is preferably about 0.5-about 6.Following Table A has provided the Mohs ' hardness value of the particulate non-limiting example of a lot of the present invention of being fit to uses.
Table A
Particulate material | Mohs ' hardness (original scale) |
Boron nitride | About 2 5 |
Graphite | About 0.5-1 6 |
Molybdenumdisulphide | About 1 7 |
Talcum | About 1-1.5 8 |
Mica | About 2.8-3.2 9 |
Kaolinite | About 2.0-2.5 10 |
Gypsum | About 1.6-2 11 |
Calcite (lime carbonate) | About 3 12 |
Calcium Fluoride (Fluorspan) | About 4 13 |
Zinc oxide | About 4.5 14 |
Aluminium | About 2.5 15 |
Copper | About 2.5-3 16 |
Iron | About 4-5 17 |
Gold | About 2.5-3 18 |
Nickel | About 5 19 |
Palladium | About 4.8 20 |
Platinum | About 4.3 21 |
Silver | About 2.5-4 22 |
5 K.Ludema
Friction, wearing and tearing, lubricated(1996) the 27th pages, introduce here as a reference.
6 R.Weast (volume)
Chemistry and physics handbookCRC press (1975) F-22 pages or leaves.
7 R.Lewis, Sr.
Hawley ' s condensation chemical dictionary(the 12nd edition 1993) the 793rd page,
Introduce here as a reference.
8
Hawley ' s condensation chemical dictionary(the 12nd edition 1993) the 1113rd page introduced here as a reference.
9
Hawley ' s condensation chemical dictionary(the 12nd edition 1993) the 784th page introduced here as a reference.
10
Chemistry and physics handbookThe F-22 page or leaf
11
Chemistry and physics handbookThe F-22 page or leaf
12
Friction, wearing and tearing, lubricatedThe 27th page
13
Friction, wearing and tearing, lubricatedThe 27th page
14
Friction, wearing and tearing, lubricatedThe 27th page
15
Friction, wearing and tearing, lubricatedThe 27th page
16
Chemistry and physics handbookThe F-22 page or leaf
17
Chemistry and physics handbookThe F-22 page or leaf
18
Chemistry and physics handbookThe F-22 page or leaf
19
Chemistry and physics handbookThe F-22 page or leaf
20
Chemistry and physics handbookThe F-22 page or leaf
21
Chemistry and physics handbookThe F-22 page or leaf
22
Chemistry and physics handbookThe F-22 page or leaf
As mentioned above, Mohn ' s scale of hardness relates to the scratch resistance of material.Therefore the present invention comprises that also its surface hardness is different from the particle of its surface underneath granule interior hardness.More specifically say, the particulate surface can be improved by any way well known in the art, comprise (but being not limited thereto) use its surface property of technology chemically changed known in the art, so that the particulate surface hardness is not more than the hardness of glass fibre, the pellet hardness below the surface is greater than the hardness of glass fibre simultaneously.Perhaps, can coating, covering or encapsulated particles, form the composite particles (back discussion) that has than pressure release surface
As a rule, can be used for particle 24 of the present invention can be formed by polymerization and non-polymeric inorganic materials, polymerization and non-polymeric organic materials, matrix material and composition thereof.Here said term " polymer-inorganic material " refers to that its main chain repeating unit is the polymeric material based on non-carbon.About more information can referring to
J.E.Mark etc.Page 5, it is introduced here as a reference.The polymerization organic materials comprises synthetic polymeric material, semi-synthetic polymeric material and natural polymerization material.Here said " organic materials " refers to such as binary compounds such as carbonoxide, carbide, dithiocarbonic anhydride; Such as metal cyanides; Ternary compounds such as metal carbonyls, carbonyl chloride, carbonyl sulfide and such as all carbon compounds except the carbonic acid metal salts such as lime carbonate and yellow soda ash.Referring to R.Lewis Sr.
Hawley ' s condensation chemical dictionary(the 12nd edition, 1993) 761-762 page or leaf, it is introduced here as a reference.More generally, organic materials comprises carbon compound, wherein general self bonding of carbon and and hydrogen bonding, and often also with other element bonding, and do not comprise carbonaceous ionic compound.Referring to the M.Silberberg chemistry
The molecular property of material And variation(1996) the 586th pages, introduce here as a reference.Term " inorganic materials " is often referred to all material of non-carbon compound, except carbonoxide and the dithiocarbonic anhydride.Referring to R.Lewis Sr.
Hawley ' s condensation chemical dictionary(the 12nd edition, 1993) the 636th page, it is introduced here as a reference.Here said term " inorganic materials " refers to any material of non-organic materials.Here said term " matrix material " refers to two or more combinations of different materials.About can be used for particulate more information of the present invention referring to G.Wypych
The filler handbookThe 2nd edition (1999) 15-202 pages or leaves are introduced here as a reference.
The non-polymeric inorganic materials that can be used for forming particle 24 comprises stupalith and metallic substance.Suitable stupalith comprises metal nitride, metal oxide, metallic carbide, metallic sulfide, metal boride, metal silicate, metal carbonate and composition thereof.
The non-limiting example of suitable metal nitride is a boron nitride, and it is to form to be applicable to the preferred inorganic materials of particulate of the present invention.The non-limiting example of useful metal oxide is a zinc oxide.Suitable metallic sulfide comprises molybdenumdisulphide, tantalum disulfide, tungsten disulfide and zinc sulphide.Useful metal silicate comprises pure aluminium silicate and Magnesium Silicate q-agent, for example vermiculite.Suitable metallic substance comprises graphite, molybdenum, platinum, palladium, nickel, aluminium, copper, gold, iron, silver and composition thereof.
Although do not require, preferred particulates 24 solid lubricants.Here said " solid lubricant " refers between two surfaces to use any solid to prevent the damage in the process of relatively moving and/or reduces friction and wear and tear.Particle 24 is more preferably inorganic solid lubricant.Here said " inorganic solid lubricant " refers to that inorganic particle 24 has characteristic crystalline form character, this character causes them to be sheared the thin flat plate that slides easily mutually, thus fiberglass surfacing and near solid surface between produce the lubricant effect (wherein at least one moves) of friction resistant.(referring to R.Lewis, Sr.
Hawley ' s condensation chemical dictionary(the 12nd edition 1993) the 712nd page, it is introduced here as a reference.) friction be that a solid is at another resistance that slides above solid.Referring to F.Clauss,
The solid of solid lubricant and self-lubrication(1972) page 1, it is introduced here as a reference.
Be used for a specific embodiments of the present invention, solid lubricant particle has laminate structure, it is believed that this laminate structure can reduce the wearing and tearing of instrument when boring on laminate, below will more go through.Particle with laminate structure is made up of the sheet or the plate of the atom of hexagonal array, is strong bonding and be that weak van der Waals' bond closes between sheet and the sheet in the sheet, and the low shearing resistance between the sheet is provided.The laminate structure limiting examples is a hexagonal crystal structure.Referring to
Friction, wearing and tearing, lubricatedThe 125th page; Solid
The solid of lubricant and self-lubrication19-22,42-54,75-77,80-81,82,90-102,113-120 and 128 pages; And W.Campbell " solid lubricant "
Boundary lubrication: the evaluation of world's documentASME Research Committee onLubrication (1969) 202-203 pages or leaves, it is introduced here as a reference.Inorganic particle with stratiform soccerballene (buckyball) structure also can be used for the present invention.
The suitable inorganic solid lubricant particulate non-limiting example with laminate structure comprises that boron nitride, graphite, metal dithionite belong to element thing (dichalcogenides), mica, talcum, gypsum, kaolinite, calcite, cadmium iodide, silver sulfide and composition thereof.Preferred inorganic solid lubricant particle comprises that boron nitride, graphite, metal dithionite belong to element thing and composition thereof.Suitable metal dithionite belongs to the element thing and comprises molybdenumdisulphide, connection selenizing molybdenum, tantalum disulfide, connection selenizing tantalum, tungsten disulfide, connection selenizing tungsten and composition thereof.
The non-limiting example that is adapted at the inorganic solid lubricant material that uses in the coating composition of the present invention with hexagonal crystal structure is a boron nitride.The particle that forms by boron nitride, zinc sulphide and montmorillonite with the complex body of matrix material such as nylon 6,6 in good whiteness also is provided.
The non-limiting example that is suitable for boron nitride particle of the present invention is
100 series (PT120, PT140, PT160 and PT180), 300 series (PT350) and 600 series (PT620, PT630, PT640 and PT670) boron nitride powder particle, it can be commercially available from the Advanced Ceramics company of Lakewood (Ohio)." be used for polymeric material
The technical bulletin of heat conductance filler " Lakewood (Ohio) Advanced Ceramics company, it is introduced here as a reference.These particulate thermal conductivities are down about 250-300 watt of/meter ° K at 25 ℃, specific inductivity be about 3.9 and volume resistance be about 10
15Ohm-cm.The average particle size particle size of 100 serial powder particles is about 14 microns of about 5-, and 300 serial particulate average particle size particle size are that about 16-is greater than about 200 microns for about 100-about 150 microns and 600 serial particulate average particle size particle size.
The synthetic organic polymer material that suitable formation particle is used comprises (but being not limited thereto) thermosetting material and thermoplastic material.Suitable thermosetting material comprises thermosetting polyester, vinyl ester, epoxide, phenoplast, aminoplastics, heat-curable urethane and composition thereof.A kind of concrete non-limiting example of the preferred synthetic polymer particle that is formed by epoxide is the epoxy micro-gel particles.
Suitable thermoplastic material comprises thermoplastic polyester class, polycarbonate-based, polyolefins, acrylic acid polymer class, polyamide-based, thermoplastic polyurethanes, vinyl polymer class and composition thereof.Preferred thermoplastic polyester class comprises (but being not limited thereto) polyethylene terephthalate, polybutylene terephthalate and PEN.Preferred polyolefins comprises (but being not limited thereto) polyethylene, polypropylene and polyisobutene.Preferred acrylic acid polymer class comprises the multipolymer of vinylbenzene and acrylic acid series and contains the polymkeric substance of methacrylic ester.The non-limiting example of the synthetic polymer particle that is formed by acrylic copolymer is
(referring to title is " to HP-1055
HP-1055, the product feature list that is used for the hollow ball shape pigment " of paper and pressboard coating, 1994.10, can be from Rohm and Haas company (Philadelphia, PA) acquisition, page 1, introduce here as a reference), it is a kind of opaque non-film-forming styrene acrylic based polymer synthetic dyestuff, and its particle size is 1.0 microns, and solid content is that 26.5wt% and void volume are 55%;
OP-96 (referring to title be the " building coating-
OP-96, the product technology communique of all-round pigment ", 1997.4, can be from Rohm and Haas company (Philadelphia, PA) acquisition, page 1, introduce here as a reference), it is a kind of opaque non-film-forming styrene acrylic based polymer synthetic dyestuff dispersion liquid, and its particle size is 0.55 micron, solid content be 30.5wt% and
OP-62L0 (seeing Ibid) also is a kind of opaque non-film-forming styrene acrylic based polymer synthetic dyestuff dispersion liquid, and its particle size is that 0.40 micron and solid content are about 36.5wt%; All can be commercially available from Rohm and Haas company (Pennsyivania, Philadelphia).
The suitable semi-synthetic organic polymer material that can be used to form particle 24 comprises (but being not limited thereto) cellulose family, for example methylcellulose gum and rhodia; And treated starch, as starch acetate and h and E starch.
The suitable natural polymerization material that can be used to form particle 24 comprises (but being not limited thereto) polyose, as starch; The polypeptide class is as casein; And natural hydro carbons, as natural rubber and gutta-percha.
In one embodiment of the invention, polymer beads 18 is formed by hydrophobic polymeric material, so that reduce or limit the moisture that applied yarn thigh absorbs.It is believed that the non-limiting example that can be used for hydrophobic polymeric material of the present invention comprises (but being not limited thereto) polyethylene, polypropylene, polystyrene and polymethylmethacrylate.The non-limiting example of polystyrene copolymer comprises
HP-1055,
OP-96 and
OP-62L0 pigment (as above discussing).
In another embodiment of the invention, polymer beads 18 is greater than about 25 ℃ and be preferably greater than about 50 ℃ polymeric material and form by second-order transition temperature (Tg) and/or fusing point.
Can be used for composite particles 24 of the present invention and comprise the formed particle of particle that forms by the bed material material by, encapsulate coated or coating with one or more second materials.For example, can or receive clay (nanoclay) applying coating, be formed with the composite particles of usefulness with silicon-dioxide, carbonate by the inorganic particle that the inorganic materials such as silicon carbide or aluminium nitride etc. forms.In another example, can form useful composite particles with having the surface reaction of silane coupling agent with the inorganic particle that forms by inorganic oxide of alkyl group side chain with the softer " of " surface.That other example comprises is coated with inorganic materials or different organic or polymeric material, encapsulate or coating be by particle organic or that polymeric material forms.A kind of concrete non-limiting example of this composite particles is DUALITE, and it is the synthesized polymer particle of lime carbonate coating, can be commercially available from the Pierce and Sevens company of Buffalo (New York).
In another embodiment of the invention, particle 24 can be the hollow bead that is formed by the material that is selected from inorganic materials, organic materials, polymeric material, matrix material and composition thereof.Can be used to form hollow bead suitable material non-limiting example as mentioned above.The non-limiting example that can be used for hollow aggregated particles of the present invention is
HP-1055,
OP-96 and
OP-62 L0 pigment (as above discussing).Other limiting examples that can be used for hollow bead of the present invention can be introduced here as a reference referring to (volume) (1987) 437-452 pages or leaves such as H.Katz.
Although do not require, preferred particulates 24 be can not hydration the inorganic solid lubricant particle.Here said " can not hydration " be meant that the solid inorganic lubricant particle does not form hydrate with water molecule reaction and do not contain the water or the crystal water of hydration." hydrate " produces by water molecules and substance reaction, and wherein the H-OH key does not rupture.Referring to R.Lewis, Sr.
Hawley ' s condensation chemical Dictionary(the 12nd edition 1993) 609-610 page or leaf and T.Perros
Chemistry(1967) 186-187 pages or leaves, it is introduced here as a reference.Say on the structure, but the inorganic materials of hydration comprises at least one hydroxyl (but at modular construction or absorb moisture in its surface or absorb in the surface plane of material of moisture not hydroxyl by capillary action), for example J.Mi tchell in the layer of crystal lattice
The ultimate principle of soil propertyKaolinic structure and H.van Olphen shown in (1976) the 34th pages of Fig. 3 .8
The clay colloid chemistryThe 1:1 shown in (the 2nd edition, 1977) the 62nd page of Figure 18 and 19 and the structure of 2:1 layer mineral, it is introduced here as a reference.Crystal lattice " layer " be the combination of crystal face, and crystal face is the combination of atomic plane.Referring to
Edatope In mineralSoil Loss scientific institution (1977) 196-199 pages or leaves are introduced here as a reference.The cooperation of layer and interlayer material (as positively charged ion) is called modular construction.
Contain coordinated water in the hydrate, the positively charged ion in its coordinated water condensation material and do not destroy structure and/or water of constitution just can not be removed it, it does not break charge balance in occupation of the gap in the structure to increase electrostatic energy.Referring to R.Evans
Crystal chemistry is crossed the threshold(1948) the 276th pages, it is introduced here as a reference.
Not preferred, but moisture Hairstyling composition is except that the above-mentioned inorganic solid lubricant material that also contains hydration or hydration can not the inorganic solid lubricant material of hydration.But the non-limiting example of this hydrated inorganic solid lubrication agent material is a clay mineral leaf silicates, comprises mica (as white mica), talcum, montmorillonite, kaolinite and gypsum.
Preferably; but coating composition is substantially free of inorganic solid lubricant particle or the abrasive silica particle or the lime carbonate of hydration; but promptly contain hydrated inorganic lubricant particle, abrasive silica particle or lime carbonate less than about 20wt% in total solids; be more preferably less than about 5wt%, first-selected less than 0.001wt%.
Be used for another embodiment of the invention, particle 24 can be formed by the organic polymer material that is selected from thermosetting material, thermoplastic material, starch and composition thereof.Suitable thermosetting material comprises thermosetting polyester class, vinyl ester, epoxide, phenoplast, aminoplastics, heat-curable urethane class and composition thereof, for example following discussion.Suitable thermoplastic material comprises vinyl polymer, thermoplastic polyester class, polyolefins, polyamide-based, thermoplastic polyurethanes, acrylic acid polymer class and composition thereof.Preferred organic granular is the form with microballon or hollow ball.
Although do not require, be used for one embodiment of the invention, particle 24 is heat conductances, promptly has the thermal conductivity greater than about 30 watts of/meter K, is preferably greater than about 100 watts of/meter K, more preferably from about about 2000 watts of/meter K of 100-.Here said " thermal conductivity " refers to describe the characteristic that particle 24 can conduct heat by self.Referring to R.Lewis, Sr.
Hawley ' s condensation chemical Dictionary(the 12nd edition 1993) the 305th page introduced here as a reference.
The thermal conductivity of solid particulate can be measured by any method known to those skilled in the art.For example, if the thermal conductivity of measured material is about 100 watts of/meter K of about 0.001-, then the thermal conductivity of material can use preferred protective hot flat band method to measure under about 300K temperature according to ASTM C-177-85 (it is introduced as a reference) here.If the thermal conductivity of measured material is about 1200 watts of/meter K of about 20-, then the thermal conductivity of material can use protective hot flux sensor method to measure according to ASTM C-518-91 (it is introduced as a reference) here.It is believed that the material with higher heat-conductivity can make the heat of the bore region that is produced during the boring scatter and disappear quickly, makes bit life prolong.The thermal conductivity that has comprised the Table A selected materials among the table B.
Although do not require, be used for another embodiment of the invention, particle 24 be electrical isolation or have high resistivity, promptly have resistivity greater than about 1000 micro-ohms-cm.The preferred particle that uses high resistivity for the custom circuit plate is used is so that suppress electrical signal because electronic conduction is crossed the loss that supporting material causes.Concerning special application, for example be used for microwave, radio frequency interference and electromagnetic interference and use, do not need the particle of high resistivity.The resistivity that has comprised the Table A selected materials among the table B.
The particle 24 that those skilled in the art can understand coating composition can comprise any combination or the mixture of above-mentioned particle 24*.Say that more specifically particle 24 can comprise the particle of the interpolation of being made by the above-mentioned any material that is used to form particle 24.
Solid lubricant particle if present, can account for the about 1wt% of about 1-of coating composition, in total solids, and the about 60wt% of preferably about 1-.In one embodiment, can contain boron nitride in the coating composition in the about 10wt% of the about 2-of total solids.In another embodiment of using the variable grain combination of the present invention, contain particle 24 in the coating composition in the about 60wt% of the about 20-of total solids, and the about 55wt% of preferably about 35-, the more preferably from about about 50wt% of 30-.
Can also contain tenderizer or tensio-active agent that one or more can bring equal electric charge to fiber surface in the coating composition, fiber is repelled mutually and reduce friction between the fiber, so that the effect of super fatting agent.Although do not require, preferred tenderizer is chemically different with above-mentioned polymeric material.Can contain the tenderizer of maximum about 60wt% in the coating composition, the preferred coatings composition is substantially free of tenderizer, promptly contains the tenderizer less than about 10wt%, more preferably contains the tenderizer less than about 5wt%.The example of this tenderizer comprises positively charged ion, nonionic or negatively charged ion tenderizer and composition thereof, as the amine salt of lipid acid; Alkyl imidazoline derivatives such as CATIONX, it can be commercially available from the Rhone Poulenc of Princeton (New Jersey); Acid dissolved fatty acid amide; The polymine that the condenses of lipid acid and polymine and acid amides replace, as
, the amidated polymine of a kind of part can be commercially available from Henkel Corp. of Kankakee (Illinois State).More information about tenderizer can be referring to A.J.Hall
Textile finishingThe 2nd edition (1957) 108-115 pages or leaves are introduced here as a reference.
Coating composition can contain one or more and be used for emulsification or dispersion paints composition component such as organic and emulsifying agent inorganic particle.The non-limiting example of examples of suitable emulsifiers or tensio-active agent comprises that the polyoxyalkylene group block copolymer is (as PLURONIC
TMF-108 polyoxypropylene-polyoxyethylene copolymer, it can be commercially available from BASF AG of Parsippany (New Jersey)); Ethoxylated alkylphenol (as IGEPAL CA-630 ethoxylation octyl phenoxyethanol, it can be commercially available from the GAF company of Wayne (New Jersey)); Polyoxyethylene octyl phenyl glycol ethers; The epoxyethane derivative of sorbitol ester; Polyoxy ethylization vegetables oil (as ALKAMULS EL-719, it can be commercially available from Rhone-Poulenc) and nonyl phenol tensio-active agent (as MACOLNP-6, it can be commercially available from the BASF of Parsippany (New Jersey)).As a rule, the amount of emulsifying agent can be the about 30wt% of about 1-of coating composition in total solids.
Can also contain one or more oilness materials chemically different with tenderizer in the coating composition, so that be provided at processing characteristics required in the weaving process for the silvalin thigh with above-mentioned polymeric material.Suitable oilness material can be selected from oils, wax class, lubricated lipid and composition thereof.But the non-limiting example that can be used for wax class material of the present invention comprises water dissolvable emulsification or dispersible wax material, as plant, animal, mineral, synthetic or petroleum wax class, for example petroleum wax.Can be used for oil of the present invention and comprise natural oil, semi-synthetic oil and synthetic oil.As a rule, the amount of wax or other oilness material can be the about 80wt% of 0-of Hairstyling composition in total solids, the about 50wt% of preferably about 1-, the about 40wt% of 20-more preferably from about, the about 35wt% of first-selected about 25-.
Preferred oilness material comprises wax class and the oils with polar character, more preferably comprises having polarity and fusing point greater than about 35 ℃ and more preferably greater than about 45 ℃ high crystalline state wax class.Contain wax with polar character with coating and compare with the silvalin thigh of the Hairstyling composition of oil, this material it is believed that and can improve soaking and soak on polar resin contains this polar material in coating the silvalin thigh of Hairstyling composition.Preferably have polar oilness material and comprise the ester that forms by (1) monocarboxylic acid and the reaction of (2) monohydroxy-alcohol.This non-limiting example that can be used for fatty acid ester of the present invention comprises the palmitinic acid cetyl ester.It is preferred (for example KESSCO 653 or the STEPANTEX 653 that can obtain), tetradecanoic acid cetyl ester (the also STEPANLUBE 654 that obtains from Stepan company), lauric acid cetyl ester, lauric acid stearyl, tetradecanoic acid stearyl, palmitinic acid stearyl and stearic acid stearyl from the Stepan company of Maywood (New Jersey).Other can be used for fatty acid ester of the present invention, the oilness material comprises trimethylolpropane tris pelargonate, natural spermaceti and triglyceride oil, as (but being not limited thereto) soybean oil, Toenol 1140, epoxidised soybean oil and epoxy linseed oil.
Although not preferred, coating composition can contain one or more other oilness materials, as nonpolar petroleum wax, replaces or except that above-mentioned oilness material.The non-limiting example of nonpolar petroleum wax comprises
LUBE 296 Microcrystalline Waxes,
SPP-W Microcrystalline Wax and PETROLITE 75 Microcrystalline Waxes, it respectively can be commercially available from the Petrolite company of the Michelman company of Cincinnati (Ohio) and Tulsa (Oklahoma).
Although do not require, can also contain the resin reactive thinner in the coating composition if desired so as to improve coated fiber yarn thigh of the present invention oilness and by reduce may providing of fluffing in the manufacturing operation process, halo and fracture of wire good weave and weave processibility, keep resin compatible simultaneously.Here said " resin reactive thinner " refer to contain in the thinner can with the functional group of resin chemical reaction, said resin is same resin with the resin that is compatible to coating composition.Thinner can be a lubricant, and it has the functional groups of one or more and resin system reaction, preferably with the functional group of epoxy-resin systems reaction, more preferably with the functional group of FR-4 epoxy-resin systems reaction.The non-limiting example of suitable lubricant comprise have amine groups, the lubricant of alcohol groups, anhydride group, acid groups or epoxide group.Non-limiting example with lubricant of amine groups is a modified poly ethylene amine, and as EMERY 6717, the amidated polymine of a kind of part can be commercially available from Henkel Corp. of Kankakee (Illinois State).Non-limiting example with lubricant of alcohol groups is a polyoxyethylene glycol, as CARBOWAX 300, its be a kind of can be from the commercially available polyoxyethylene glycol of Union Carbide of Danbury (Connecticut).Non-limiting example with lubricant of acid groups is a lipid acid, as stearic acid and stearic salt.Non-limiting example with lubricant of epoxide group comprises epoxidised soybean oil and epoxy linseed oil, as FLEXOL LOE epoxy linseed oil and FLEXOL EPO epoxidised soybean oil, all can be commercially available from the Union Carbide of Danbury (Connecticut); And LE-9300 epoxidation organic silicon emulsion, it can be from the WitcoCorporation OSi Specialties of Danbury (Connecticut), and Inc. is commercially available.Although be not restricted to the present invention, can contain the above-mentioned resin reactive thinner of maximum about 15wt% of Hairstyling composition in the Hairstyling composition in total solids.
Cross-linked material such as melamine formaldehyde (MF) and softening agent such as phthalic ester, benzenetricarboxylic acid ester and adipic acid ester also can be contained in the coating composition.The amount of linking agent or softening agent is counted the about 5wt% of about 1-of coating composition with total solids.
Can contain other additive in the coating composition, as organo-siloxane polymkeric substance, mycocide, bactericide, defoamer, usually with amount less than about 5wt%.Can also contain and present in an amount at least sufficient to make organic and/or mineral acid or the alkali of coating composition pH for about 2-about 10.The limiting examples of suitable organosiloxane polymer emulsion is a LE-9300 epoxidation organosiloxane polymer emulsion, and it can be commercially available from the OSi Specialties company of Danbury (Connecticut).The example of suitable bactericide is Biomet 66 Fungicidal compounds, and it can be from the M﹠amp of Rahway (New Jersey); T Chemicals is commercially available.Suitable froth breaking material is the SAG material, and it can be commercially available from the OSi Specialties company of Danbury (Connecticut); And MAZU DF-136, it can be commercially available from BASF AG of Parsippany (New Jersey).If desired, can add ammonium hydroxide to coating composition and be used for stabilization.Preferably containing the water (preferred deionized water) that presents in an amount at least sufficient to help coating even coating on the yarn thigh in the coating composition, as a rule is the amount with the about 99wt% of about 25-.Solid weight per-cent is generally the about 75wt% of about 1-in the aqueous coating composition.
Coating composition preferably is substantially free of glass material.Here said " being substantially free of glass material " is meant that coating composition contains the glass host material that is used to form the glass composite members less than 20% volume, preferably less than about 5% volume, more preferably do not contain glass material.The example of this glass host material comprises welding glass ceramic matrix material or silico-aluminate substrate material, for example well known to a person skilled in the art glass material.
In an indefiniteness embodiment of the fabric that is used for circuit card of the present invention, the bottom of the moisture Hairstyling composition dried residue of coating on the glass fibre of coated fiber yarn thigh, wherein said Hairstyling composition contains
The epoxy functionalized organo silane coupling agent of 160 boron nitride powders and/or ORPACBORON NITRIDE RELEASECOAT-CONC dispersion liquid, PVP K-30 Polyvinylpyrolidone (PVP), the functional organo silane coupling agent of A-174 vinylformic acid, A-187, ALKAMULS EL-719 polyoxy ethylization vegetables oil,
6717 part amidation polymines, RD-847A polyester, DESMOPHEN 2000 polyester, PLURONICS F-108 polyoxypropylene-polyoxyethylene copolymer, ICONOL NP-6 alkoxylate nonylphenol and SAG 10 froth breaking materials.
In another indefiniteness embodiment of the fabric that is used for circuit card of the present invention, the bottom of the moisture Hairstyling composition dried residue of coating on the glass fibre of coated fiber yarn thigh of the present invention, wherein said Hairstyling composition contains
160 boron nitride powders and/or ORPACBORON NITRIDE RELEASECOAT-CONC dispersion liquid, RD-847A polyester, PVP K-30 Polyvinylpyrolidone (PVP), DESMOPHEN 2000 polyester, the functional organo silane coupling agent of A-174 vinylformic acid, epoxy functionalized organo silane coupling agent, PLURONICS F-108 polyoxypropylene-polyoxyethylene copolymer, VERSAMID 140 polymeric amide and the MACOL NP-6 nonylphenol of A-187.
In another embodiment of the Woven fabric that is used for laminated printed circuit boards, have the bottom of moisture bottom Hairstyling composition dried residue on the glass fibre of coated fiber yarn thigh of the present invention, wherein said Hairstyling composition contains
HP-1055 and/or
The epoxy functionalized organo silane coupling agent of OC-96 styrene-propene acid based copolymer hollow ball, PVP K-30 Polyvinylpyrolidone (PVP), the functional organo silane coupling agent of A-174 vinylformic acid and A-187,
The epoxyethane derivative of 6717 part amidation polymines, STEPANTEX 653 palmitinic acid cetyl esters, TMAZ 81 sorbitol esters, MACOLOP-10 ethoxylated alkyl phenols and MAZU DF-136 froth breaking material.In addition, can also optionally contain in this embodiment
160 boron nitride powders and/or ORPACBORON NITRIDE RELEASECOAT-CONC dispersion liquid.
Being used for coating composition of the present invention can prepare by any suitable method, for example well known to a person skilled in the art conventional hybrid system.Preferably, above-mentioned component dilute with water is formed have required weight percent solid substance and mix.Can be with powdered granule and water pre-mixing, perhaps polymeric material with add to wherein before other coating composition is mixed.
Much mode is given the fibre applicator dope layer, for example by silk is contacted, sprays or other approach with roll-type or belt coating machine.Preferably with coated fibres at room temperature or high temperature down dry.Moisture eliminator is removed the excessive moisture in the fiber and is solidified any curable components in coating compositions (if present).The used temperature and time of dry glass fiber depends on the multiple factors such as type of percentage composition, the component in the coating composition and the glass fibre of solid substance in the coating composition.After super-dry, coating composition generally exists as the dryness finalization resistates on fiber with the amount of the about 25wt% of about 0.1-.The ignition loss of fiber is generally less than about 1.0wt%, preferably less than about 0.5wt%.The about 0.45wt% of more preferably about 0.01-.Here said term " ignition loss " refers to be present in the weight percentage of the lip-deep dry paint composition of silvalin thigh, determines according to following equation:
LOI=100 * [(W
Dry-W
Exposed)/W
Dry]
W wherein
DryBe that the silvalin thigh adds coating composition weight of resistates after dry about 60 minutes in about 220 ℉ (about 104 ℃) baking oven, W
ExposedBe to remove the coating composition resistates weight of uncovered fibres yarn thigh afterwards in about 20 minutes by the silvalin thigh is heated in about 1150 ℉ (about 621 ℃) baking oven.
Can be at the coating second coating composition layer above the coating composition layer as mentioned above, glue spread can effectively be coated with or flood applied yarn thigh part, for example the yarn thigh by will coating is immersed in the bath that contains second coating composition, second coating composition is sprayed onto on the yarn thigh of coating or the yarn thigh by will coating contacts with aforesaid coating machine.Can allow the yarn thigh of coating pass mould,, make it dry or solidify second coating composition to small part so that remove unnecessary coating composition and/or dry as described above time enough from the yarn thigh.Applying the used method and apparatus of second coating composition for the yarn thigh is partly determined by the configuration of yarn thigh material.Preferably the coating second coating composition after with method well known in the art with yarn thigh drying.
Can contain one or more aforesaid film forming materials, lubricant and other additive in the second suitable coating composition.Second coating composition is preferably different with Hairstyling composition, and promptly different component at least a and the Hairstyling composition component chemical is contained in its (1); Or (2) contain at least a but component that consumption different identical with the contained component of Hairstyling composition.The non-limiting example of the second suitable coating composition comprises urethane, as US patent 4,762,750 and 4,762, and 751 disclosed urethane, it is introduced here as a reference.
In another preferred embodiment of the present invention, can apply conventional Hairstyling composition on the glass fibre of silvalin thigh or contain the dried residue undercoat of Hairstyling composition of any typing component of above-mentioned content.The example of suitable Hairstyling composition is seen
Loewenstein237-291 page or leaf (the 3rd edition, 1993) and US patent 4,390,647 and 4,795,678, each piece all is incorporated herein by reference.Be used at least a portion that the second coating composition layer described herein of the present invention is coated to priming paint, preferably at whole superficies.Second coating composition can comprise the particle of one or more types shown in aforesaid and/or the following table B.Should be noted that the hardness of these particulate Mohs hardness, promptly about 4.5-about 6 greater than glass fibre.Yet because these particles are parts of second coating composition, second coating composition does not directly contact with the surface of glass fibre, so the particle of these higher hardness can influence glass fibre sharply and be acceptable.
Table B
Solid inorganic material | Heat conductance (W/m K, 300K) | Resistivity (micro-ohm-centimetre) | Mohs hardness (original scale) |
Boron nitride | About 200 29 | 1.7×10 19?30 | About 2 31 |
Boron phosphide BP | About 350 32 | - | About 9.5 33 |
Aluminium phosphide | About 130 34 | - | - |
Aluminium nitride | About 200 35 | Greater than 10 19?36 | About 9 37 |
Gan | About 170 38 | - | - |
Gallium phosphide | About 100 39 | - | - |
Silicon carbide | About 270 40 | 4×10 5-1×10 6?41 | Greater than 9 42 |
Silicon nitride | About 30 43 | 10 1910 20?44 | About 9 45 |
Beryllium oxide | About 240 46 | About 9 47 | |
Zinc oxide | About 26 | About 4.5 48 | |
Zinc sulphide | About 25 49 | 2.7×10 5-1.2×10 12?50 | About 3.5-4 51 |
29 G.Slack " nonmetal crystal of high heat conductance " physical chemistry solid magazine (
J.Phys.Chem.Solids)(1973) 34 volume p322 are incorporated herein by reference.
(1997) the 654th pages of the synthetic and processing of 30 A.Weimer (volume) carbide, nitride and boride material
31
Friction, wearing and tearing, lubricatedThe 27th page
32 G.Slack " nonmetal crystal of high heat conductance " physical chemistry solid magazine (
J.Phys.Chem.Solids)(1973) 34 volume p325 are incorporated herein by reference.
33 R.Lewis, Sr.
Hawley ' s condensation chemical dictionary(the 12nd edition 1993) the 164th page introduced here as a reference.
34 G.Slack " nonmetal crystal of high heat conductance " physical chemistry solid magazine (
J.Phys.Chem.Solids)(1973) 34 volume p333 are incorporated herein by reference.
35 G.Slack " nonmetal crystal of high heat conductance " physical chemistry solid magazine (
J.Phys.Chem.Solids)(1973) 34 volume p329 are incorporated herein by reference
(1997) the 654th pages of the synthetic and processing of 36 A.Weimer (volume) carbide, nitride and boride material
37
Friction, wearing and tearing, lubricatedThe 27th page
38 G.Slack " nonmetal crystal of high heat conductance "
J.Phys.Chem.Solids(1973) 34 volume p333,
39 G.Slack " nonmetal crystal of high heat conductance "
J.Phys.Chem.Solids(1973) 34 volume p321 are incorporated herein by reference
40
Microelectronics assembling handbookThe 36th page, be incorporated herein by reference
(1997) the 653rd pages of the synthetic and processing of 41 A.Weimer (volume) carbide, nitride and boride material are incorporated herein by reference
42
Friction, wearing and tearing, lubricatedThe 27th page
43
Microelectronics assembling handbookThe 36th page, be incorporated herein for reference
(1997) the 654th pages of the synthetic and processing of 44 A.Weimer (volume) carbide, nitride and boride material
45
Friction, wearing and tearing, lubricatedThe 27th page
46
Microelectronics assembling handbookThe 905th page is incorporated herein by reference
47
Hawley ' s condensation chemical dictionary(the 12nd edition 1993) the 141st page introduced here as a reference.
48
Friction, wearing and tearing, lubricatedThe 27th page
49
Chemistry and physics handbookCRC press (1975) 12-54 pages or leaves
50
Chemistry and physics handbookCRC press (the 71st edition, 1990) 12-63 page or leaf is introduced here as a reference
Table B (continuing)
Solid inorganic material | Heat conductance (W/m K, 300K) | Resistivity (micro-ohm-centimetre) | Mohs hardness (original scale) |
Diamond | About 2300 52 | 2.7×10 8?53 | 10 54 |
Silicon | About 84 55 | About 10.0 56 | About 7 57 |
Graphite | Maximum 2000 58 | 100 59 | About 0.5-1 60 |
Molybdenum | About 138 61 | About 5.2 62 | About 5.5 63 |
Platinum | About 69 64 | About 10.6 65 | About 4.3 66 |
Palladium | About 70 67 | About 10.8 68 | About 4.8 69 |
Tungsten | About 200 70 | About 5.5 71 | About 7.5 72 |
Nickel | About 92 73 | About 6.8 74 | About 5 75 |
Aluminium | About 205 76 | About 4.3 77 | About 2.5 78 |
Chromium | About 66 79 | About 20 80 | About 9.0 81 |
Copper | About 398 82 | About 1.7 83 | About 2.5-3 84 |
Gold | About 297 85 | About 2.2 86 | About 2.5-3 87 |
Iron | About 74.5 88 | About 9 89 | About 4-5 90 |
Silver | About 418 91 | About 1.6 92 | About 2.5-4 93 |
51
Chemistry and physics handbookCRC press (the 71st edition, 1990) 4-158 page or leaf is introduced here as a reference
52
Microelectronics assembling handbookThe 36th page
53
Chemistry and physics handbookCRC press (the 71st edition, 1990) 12-63 page or leaf is introduced here as a reference
54
Chemistry and physics handbookThe F-22 page or leaf
55
Microelectronics assembling handbookThe 174th page
56
Chemistry and physics handbookThe F-166 page or leaf is introduced here as a reference
57
Friction, wearing and tearing, lubricatedThe 27th page
58 G.Slack " nonmetal crystal of high heat conductance " physical chemistry solid magazine (
J.Phys.Chem.Solids)(1973) 34 volume p322 are incorporated herein by reference.
59 referring to W.Callister
Materials science and Engineering Notice(the 2nd edition, 1991) the 637th page introduced here as a reference
60
Chemistry and physics handbookThe F-22 page or leaf
61
Microelectronics assembling handbookThe 174th page
62
Microelectronics assembling handbookThe 37th page
63 according to " network element " http://www.shef.ac.uk/ ~ chem/web-elents/nofr-image-l/hardness-minerals-l.html (1998.2.26)
64
Microelectronics assembling handbookThe 174th page
65
Microelectronics assembling handbookThe 37th page
66
Chemistry and physics handbookThe F-22 page or leaf
67
Microelectronics assembling handbookThe 37th page
68
Microelectronics assembling handbookThe 37th page
69
Chemistry and physics handbookThe F-22 page or leaf
70
Microelectronics assembling handbookThe 37th page
71
Microelectronics assembling handbookThe 37th page
72 according to " network element " http://www.shef.ac.uk/ ~ chem/web-elents/nofr-image-l/hardness-minerals-l.html (1998.2.26)
73
Microelectronics assembling handbookThe 174th page
74
Microelectronics assembling handbookThe 37th page
75
Chemistry and physics handbookThe F-22 page or leaf
76
Microelectronics assembling handbookThe 174th page
77
Microelectronics assembling handbookThe 37th page
78
Friction, wearing and tearing, lubricatedThe 27th page
79
Microelectronics assembling handbookThe 37th page
80
Microelectronics assembling handbookThe 37th page
81
Chemistry and physics handbookThe F-22 page or leaf
82
Microelectronics assembling handbookThe 174th page
83
Microelectronics assembling handbookThe 37th page
84
Chemistry and physics handbookThe F-22 page or leaf
85
Microelectronics assembling handbookThe 174th page
86
Microelectronics assembling handbookThe 37th page
87
Chemistry and physics handbookThe F-22 page or leaf
88
Microelectronics assembling handbookThe 174th page
89
Chemistry and physics handbookCRC press (1975) D-171 pages or leaves are incorporated herein by reference
90
Chemistry and physics handbookThe F-22 page or leaf
91
Microelectronics assembling handbookThe 174th page
92
Microelectronics assembling handbookThe 37th page
93
Chemistry and physics handbookThe F-22 page or leaf
Molybdenumdisulphide and magnesium oxide are other inorganic particles that can be used as the present invention second or the 3rd coating.Any mixture that those skilled in the art can understand above-mentioned inorganic particle can be used for the present invention.
In another embodiment, the particle of second coating composition comprises hydrophilic inorganic particle, the moisture in this particle absorption and the reservation hydrophilic granules gap.Hydrophilic inorganic particle is when contacting with moisture or can absorbing moisture or expansion during the chemical reaction of participation and moisture, form for example adhesive gel-like solution, blocking-up or inhibition moisture further enter in the gap of the communication cable that uses the reinforcement of coated glass silvalin thigh.Here said " absorption " is meant that water infiltrates among the internal structure of water wetted material or the gap and is retained in wherein basically.Referring to
Hawley ' s condensation chemical DictionaryPage 3 is introduced here as a reference." expansion " refers to that the size of hydrophilic granules or volume enlarge.Referring to
Webster ' s redbrick dictionary(1977) the 1178th pages, it is introduced here as a reference.Preferably, hydrophilic granules is contacting at least one times and the sesqui of after to its original dry weight with water, and more preferably about 2-of its original weight is about 6 times.Expansive hydrophilic inorganic solid lubricant particulate non-limiting example comprises montmorillonite, for example vermiculite, montmorillonite; Absorptivity zeolite and inorganic absorptivity gel.Preferably, these hydrophilic granules with form of powder be coated in viscosity typing or other viscosity second coating material above.In the present embodiment of second coating composition, the amount of hydrophilic inorganic particle can be the about 99wt% of about 1-in total solids, the about 90wt% of preferably about 20-.
The amount of inorganic particle can serve as the about 99wt% of about 1-in total solids in second coating composition, the about 90wt% of preferably about 20-.Solid per-cent is generally the about 75wt% of about 5-in moisture second coating composition.
In another embodiment of the invention, can be at least a portion surface of second coating and preferred coating the 3rd coating composition layer on whole surface, promptly this silvalin thigh has the skin of typing priming paint layer, the second coating composition layer and the 3rd coating.The 3rd coating preferably is different from the Hairstyling composition and second coating composition, and promptly the 3rd coating composition (1) contains different component at least a and the typing and the component chemical of second coating composition; Or (2) are contained at least a with typing or the contained component of second coating composition is identical but component that consumption is different.Before or after being blended into fabric, use such as (but being not limited thereto) foregoing spraying and dip-coating and technology known in the art apply the 3rd coating for glass fibre and yarn thigh.
In this embodiment, contain one or more aforesaid polymeric materials in second coating composition, urethane for example, and contain powdery heat conductance inorganic particle in the 3rd coating composition, for example aforesaid
Boron nitride particle, or hollow bead, for example aforesaid
Pigment.Preferably, the coating of powder-type coating is by allowing the yarn thigh that is coated with liquid second coating composition pass fluidized-bed or spraying equipment, so that powdered granule is sticked on viscosity second coating composition.Perhaps, as shown in Figure 4, the yarn thigh can be assembled into fabric 114, apply the layer 140 of the 3rd coating then.Stick to the powdery on the coating yarn thigh, the weight percent of heat conductance inorganic particle can be the about 75wt% of about 0.1-of dry yarn thigh gross weight.Can also contain one or more aforesaid polymeric materials in the 3rd coating, as acrylic acid polymer class, epoxides or polyolefins; Conventional stablizer and other modifying agent of this coating known in the art are preferably with the form of dry powder.
After fiber forms, directly be coated in coating composition of the present invention on the glass fibre although the discussion of front relates on the whole, subsequently fiber is blended into fabric, but those skilled in the art are to be understood that the present invention also is included in use various technology well known in the art and makes the embodiment that fabric applies coating composition of the present invention afterwards.According to the processing of fabric, coating composition of the present invention can directly apply to glass fibre in the fabric or coating and give the another kind of coating on glass fibre and/or fabric already.For example, can be after forming and being woven to fabric, with conventional starch-oily setting agent coated glass fiber.Then, handle fabric to remove destarching-oily setting agent.Afterwards, can use technique known will be used for the direct coating fabrics of coating composition disclosed herein of the present invention, for example (but being not limited thereto) sprays or fabric is immersed in the bath of Hairstyling composition.Then can with fabric further processing in case make the composition residues thing stay on the fiber of fabric and the yarn thigh before with fabric drying.The removal of this setting agent can use technology well known in the art to finish, for example thermal treatment or laundering of textile fabrics.In this example, coating composition directly is coated on the surface of fabric fibre.If the original any part that forms the Hairstyling composition on the glass fibre of back that is coated in is not removed, then coating composition of the present invention is coated in the rest part of Hairstyling composition, rather than directly is coated in fiber surface.
In another embodiment of the invention, after forming, immediately the selection component of coating composition of the present invention is applied to glass fibre, and treat after fabric is made all the other components of coating composition to be applied to fabric.In similar mode discussed above, can be before remove the selection component of some or all from glass fibre with all the other component coated fibers and fabric.As a result, all the other components directly are coated on the surface of fabric fibre, perhaps are coated on to select component not by the part of removing from fiber surface.
With the strengthening agent of Woven fabric 14,, as shown in Figure 1, preferably in circuit card, use to form composite members or laminate 10 as reinforcement matrix material 12.Before the technology of twisting thread by any routine well known by persons skilled in the art (for example using the frame of twisting thread to twist with the fingers into the yarn thigh of about 3 circles of the about 0.5-of per inch) is weaved, can the warp thread and the weft strands of fabric 14 not twisted (being also referred to as untwisting or non-twist) or twisting.In addition, fabric 14 can contain twisting and the various combinations that do not add twist warp and weft strands.
The reinforcement fabric 14 every centimetre can comprise the about 100 warp thread thighs of about 5-(the about 254 warp thread thighs of the about 13-of per inch), and preferred every centimetre of weft strands has about 50 weft strands of about 6-(about 127 weft strands of the about 15-of per inch).Woven structure plain weave is regularly made, and also can use to well known to a person skilled in the art any other weaving form, and for example twill weave or satin weave are weaved.
Preferably, the pattern that uses with the laminate that is adapted at being used for printed circuit board (PCB) comes Woven fabric 14, for example disclosed in " world's fabric ", the technical bulletin (1995) of the Clark-Schwebel company of Anderson (South Carolina) is introduced here as a reference.Using the example of the indefiniteness fabric patterns of E225E-glass fibre is Style 2116, and its per 5 centimetres have 118 warp thread and 114 weft yarns (60 warp thread of per inch and 58 weft yarns); Use 7 22 1 x 0 (E225 1/0) warp thread and weft yarn; Have nominal fabric thickness 0.094mm (0.037 inch) and fabric weight 103.8g/cm
2(3.06 ounce per square yard).Using the example of the indefiniteness fabric patterns of G75E-glass fibre is Style 7628, and its per 5 centimetres have 87 warp thread and 61 weft yarns (44 warp thread of per inch and 31 weft yarns); Use 9 68 1 x 0 (G751/0) warp thread and weft yarns; Have nominal fabric thickness 0.173mm (0.0068 inch) and fabric weight 203.4g/m
2(6.00 ounce per square yard).Using the example of the indefiniteness fabric patterns of D450 E-glass fibre is Style 1080, and its per 5 centimetres have 118 warp thread and 93 weft yarns (60 warp thread of per inch and 47 weft yarns); Use 5 11 1 x 0 (D450 1/0) warp thread and weft yarn; Have nominal fabric thickness 0.053mm (0.0021 inch) and fabric weight 46.8g/m
2(1.38 ounce per square yard).Using the example of the indefiniteness fabric patterns of D900 E-glass fibre is Style 106, and its per 5 centimetres have 110 warp thread and 110 weft yarns (56 warp thread of per inch and 56 weft yarns); Use 5 5.5 1 x 0 (D900 1/0) warp thread and weft yarn; Have nominal fabric thickness 0.033mm (0.013 inch) and fabric weight 24.4g/m
2(0.72 ounce per square yard).Using the example of another indefiniteness fabric patterns of D900 E-glass fibre is Style 108, and its per 5 centimetres have 118 warp thread and 93 weft yarns (60 warp thread of per inch and 47 weft yarns); Use 5 5.5 1 x 2 (D900 1/2) warp thread and weft yarn; Have nominal fabric thickness 0.061mm (0.0024 inch) and fabric weight 47.5g/m
2(1.40 ounce per square yard).Using the example of the indefiniteness fabric patterns of E225 and D450 E-glass fibre simultaneously is Style 2113, and its per 5 centimetres have 118 warp thread and 110 weft yarns (60 warp thread of per inch and 56 weft yarns); Use 7 22 1 x 0 (E225 1/0) warp thread and 5 111 x 0 (D450 1/0) weft yarn; Have nominal fabric thickness 0.079mm (0.0031 inch) and fabric weight 78.0g/m
2(2.30 ounce per square yard).Using the example of the indefiniteness fabric patterns of G50 and G75 E-glass fiber yarn simultaneously is Style 7535, and its per 5 centimetres have 87 warp thread and 57 weft yarns (44 warp thread of per inch and 29 weft yarns); Use 9 68 1 x 0 (G751/0) warp thread and 9 99 1 x 0 (G50 1/0) weft yarn; Have about 0.201mm of nominal fabric thickness (about 0.0079 inch) and the about 232.3g/m of fabric weight
2(about 6.85 ounce per square yard).These and other fabric patterns that is suitable for explanation see IPC-EG-140 " be used for printed circuit board (PCB) by ' the woven finished product fabric explanation of E ' glass " switching and assembling circuit institute publication (1997.6), it is introduced here as a reference.Although what aforesaid fabric patterns was used is the yarn of twisting, comprises and use non-twist yarn or rove together with twist yarn or replace twist yarn these or other fabric patterns constructed in accordance.Comprise that also some or all warp thread in the fabric have with first kind of resin compatible Hairstyling composition coated fibres, and some or all weft yarns have with being different from second kind of resin compatible coating coated fibres of first kind of composition, and promptly second kind of composition (1) contains different component on the component chemical of at least a and first kind of Hairstyling composition; Or (2) contain at least a with first kind the contained component of Hairstyling composition is identical but component that consumption is different.
Can be fit to the suitable reinforcement fabric 14 of weaving of the present invention by well known to a person skilled in the art that conventional loom forms, for example shuttle-type or arrow shaft formula loom, but preferably use the air spray loom to form.When using air spray technology Woven fabric, the air spray loom inserts weft yarn in the warp thread shed open and promotes yarn by the pressurized air stream from one or several air nozzle crosses width of fabric.Preferred air spray loom can be commercially available from the Tsudakoma of Japan, and model is 103,103I and 1033; And can be from Zurich, Switzerland Sulzer Brothers company commercially available Sulzer Ruti L-5000, L-5100, L-5200 type, Sulzer Ruti L-5000, the L-5100 of Switzerland Sulzer Ruti company and L-5200 product communique, it is introduced here as a reference.
Referring now to Fig. 1,, can use fabric 14 to come form layers casting die 10, by with 12 coatings of heat of polymerization plasticity or thermoset matrix material and/or flood one or more layers fabric 14.Laminate 10 is suitable as charge carrier.
Can be used for substrate material of the present invention and comprise thermosetting material such as thermosetting polyester class, vinyl ester, epoxides (molecule contains at least one epoxy or Oxyranyle, as the polyglycidyl ether of polyvalent alcohol or mercaptan), phenoplast, aminoplastics, heat-curable urethane class, its derivative and mixture.The preferred substrate material that is used to form the laminate of use in printed circuit board is FR-4 Resins, epoxy, polyimide and liquid crystalline polymers, and its composition is known in those skilled in the art.If further need the information of relevant this composition, referring to 1
The electronic material hand Volume TM , ASM International (1989) 534-537 pages or leaves.
The non-limiting example of suitable thermoplastic polymer matrix's material comprises polyolefins, polyamide-based, thermoplastic polyurethanes and thermoplastic polyester class, vinyl polymer class and composition thereof.The example of the thermoplastic material that other is useful comprises polyimide, polyethersulfone, polyphenylsulphine, polyetherketone, polyphenylene oxide, polyphenylene sulfide, polyacetal, polyvinyl chloride and polycarbonate.
A kind of useful substrate material prescription is made up of EPON 1120-A80 Resins, epoxy, Dyhard RU 100, glyoxal ethyline and DOWANOL PM.
Other component that matrix material and reinforcement material can comprise in the composite members comprises tinting material or pigment, lubricant or processing aid, ultraviolet ray (UV) stablizer, antioxidant, other filler and extender.
Concerning the thermoplastic matrix material, the proper method that forms composite members comprise direct mold pressing or extrude compound, then injection moulding.Be used for the visible I.Rubin of method and apparatus that aforesaid method forms composite members
Plastic material and technical manual(1990) 955-1062,1179-1215 and 1225-1271 page or leaf, it is introduced here as a reference.
Be not restricted to the present invention, in an embodiment shown in Figure 5, composite members or laminate 210 comprise the fabric 214 with compatible matrix material 212 dippings.The fabric of this dipping can be pressed between one group of metering roll or bar then, leaving the substrate material of measured quantity for, and the dry charge carrier that forms semicure base material form or prepreg form.Can conductance layer 250 be set in position along prepreg one side 252 parts, the following discussion of its mode, and with prepreg curing, form layers casting die 210, it works charge carrier 254 effects that have conductance layer.In another embodiment of the invention, and more typically in charge carrier industry, two or more prepregs and one or more conductance layer are merged, and laminated together and solidify the formation charge carrier with the mode that well known to a person skilled in the art.For example (but not limiting the present invention) can suppress the time of pre-fixed length (for example polishing steel plate between) by will pile up part under high temperature and high pressure so that cure polymer substrate material and form the laminate of desired thickness comes the lamination prepreg to pile up part.At lamination with before or after solidifying, give the part coating conductance layer of one or more prepregs, so that being a part of surface of exposed surface, the charge carrier of gained has the laminate of one deck conductance layer (hereinafter referred to as " coating laminate ") at least.
Then, use and well known to a person skilled in the art that technology forms circuit by the conductance layer of single or multiple lift shape charge carrier, to be configured to the charge carrier of circuit card form.
If desired, can be by any mode that makes things convenient for known in the art, in charge carrier, form aperture or hole (being also referred to as " path "), allow the circuit on the relative two sides of charge carrier and/or element to be electrically connected mutually, comprise (but being not limited thereto) machine drilling and laser drill.Say that more specifically referring to Fig. 6, aperture 360 extends through one deck at least 362 of the fabric 312 on the charge carrier 354 of the present invention.Fabric 312 comprises coated fibres yarn thigh, and said silvalin thigh contains at least a glass fibre, and this glass fibre has one deck and the compatible layer of said various polymer matrix material here.In the process that forms aperture 360, charge carrier 354 is positioned under the hole-forming device, as drill bit 364 or laser head.By using brill 364 or laser drill, part 366 places on one deck at least 362 of fabric 312 form hole 360.After the hole forms, electro-conductive material is deposited upon on the wall in hole or use the electro-conductive material filling orifice, so that help required electrical connection and/or heat dissipation between charge carrier 354 lip-deep one or more conductive layers (demonstration among Fig. 6).
Conductance layer, layer 250 as shown in Figure 5 can form by well known to a person skilled in the art any method.For example (but being not limited thereto) conductance layer can be by forming metallic substance paper tinsel or tab laminate at least a portion of semicure or curing prepreg or laminate one side.Perhaps, conductance layer can by use well known to a person skilled in the art technology comprise (but being not limited thereto) metallide, electrodeless plating or sputter metallic substance is deposited upon semicure solidify prepreg or at least a portion of laminate one side on form.The metallic substance that is suitable as the conductance layer use comprises (but being not limited thereto) copper (preferably), silver, aluminium, gold, tin, tin-lead alloy, palladium and combination thereof.
In another embodiment of the invention, charge carrier can be by the form with the multilayer shape circuit card of one or more circuit cards (as mentioned above) and one or more coating laminate (as mentioned above) and/or one or more prepreg (as mentioned above) formation laminated together.If desired, additional conductance layer can be admixed in the charge carrier, for example on the part of multilayer shape circuit card exposed side.In addition, if desired, can form additional circuit by conductance layer by aforesaid mode.Should understand the relative position according to each layer of multilayer shape circuit card, plate can not only have internal circuit but also have external circuit.Can be formed as described above part and pass or pass completely through the addition of vias of plate, allow between the layer of select location, to be electrically connected.The structure that should understand gained can have some apertures that extend fully through structure, some extend aperture that part only passes structure and some all are positioned at the aperture of structure.
Preferably, the thickness that forms the laminate of charge carrier 254 is greater than about 0.051mm (0.002 inch), and more preferably about 0.13mm (0.005 inch) is to about 2.5mm (about 0.1 inch).For eight flaggy laminate of 7628 type fabrics, its thickness is generally about 1.32mm (0.052 inch).The number of plies of fabric 14 can be according to the required thickness of laminate and difference in the laminate 10.
Resin content in the laminate can be the about 80wt% of about 35-, more preferably from about the about 75wt% of 40-.The amount of fabric can be the about 65wt% of about 20-in the laminate, more preferably from about the about 60wt% of 25-.
By the laminate of weaving the E-glass fabric and using FR-4 epoxy matrix material base material to make, its minimum second-order transition temperature is about 110 ℃; The required minimum bend intensity of machine direction or width (perpendicular to the longitudinal axis of fabric) is greater than 3 * 10 according to IPC-4101 " the basic material explanation that rigidity and multilayer board are used " the 29th page (switching and assembling circuit institute publish (1997.12))
7Kg/m
2, be preferably greater than about 3.52 * 10
7Kg/m
2(about 50kpsi) is more preferably greater than about 4.9 * 10
7Kg/m
2(about 70kpsi).The content of IPC-4101 is all introduced here as a reference.(longitudinal axis that generally is parallel to fabric) along its length, required minimum bend intensity is greater than about 4 * 10
7Kg/m
2, be preferably greater than 4.23 * 10
7Kg/m
2Flexural strength uses the metal of by etching fully removing coating to measure according to switching and the ASTM D-790 of assembling circuit institute and IPC-TM-650 test methods manual (1994.12) (introducing as a reference) here, and wherein said etching is the 3.8.2.4 part according to IPC-4101.The advantage of charge carrier of the present invention comprises high bending strength (stretching and compressive strength) and high-modulus, can reduce the distortion of the circuit card that comprises laminate thus.
The charge carrier of copper cap rock FR-4 Resins, epoxy laminate form of the present invention, it is along 50 ℃-288 ℃ thermal expansivity (" Z-CTE ") of laminate Z direction, promptly pass the thickness of laminate, preferably less than about 5.5%, the about 5.0wt% of more preferably about 0.01-is according to IPC test method 2.4.41 (being incorporated herein by reference).Each such laminate preferably contains eight layer of 7628 type fabric, also can change the fabric of 106,108,1080,2113,2116 or 7535 types of use.In addition, the combination that laminate can these fabric patterns of fusion.The as a rule difficult distortion of expanding and shrinking and can reduce plate of laminate with low thermal coefficient of expansion.
The present invention also comprises the manufacturing of multilayer shape laminate and circuit card, wherein said multilayer shape laminate and circuit card comprise one deck at least according to the composite bed of telling about making here and at least one deck use with the composite members layer of telling about here the composite bed made of different mode, as use conventional glass fibre compounding technology making.More specifically say and as known to the skilled person, traditionally, long filament in the glass continuous filament yarn thigh that uses in the Woven fabric is handled with starch/oily setting agent, said setting agent contains starch or amylose starch, hydrogenated vegetable oil, positively charged ion wetting agent, emulsifying agent and the water of partially or completely gelatinization, comprises (but being not limited thereto)
LowensteinDisclosed in the 237-244 page or leaf (the 3rd edition, 1993), it is introduced here as a reference.To before weaving, use solution-treated by the warp thread of these yarn thigh productions afterwards, not be subjected to abrasion in the weaving process, for example use as US patent 4,530 with protection yarn thigh, disclosed gather (vinyl alcohols) of 876 the 3rd hurdles, 67 row-Di, 4 hurdles, 11 row, it is introduced here as a reference.This operation is commonly referred to as sizing.Poly-(vinyl alcohol) and starch/oily setting agent is as a rule incompatible with the matrix material that composite members manufacturers uses, and fabric must be through cleaning, so that removed organic substances all on the fiberglass surfacing basically before with woven textile impregnation.This can finish by variety of way, and for example by cleaning fabric, more common is to come heat-treated fabric by mode well known in the art.The result of clean operation makes between the fiberglass surfacing of matrix material that impregnate fabric uses and cleaning not have suitable interface, so that must use coupling agent to fiberglass surfacing.This performance field technique personnel are called textile finishing sometimes.The most frequently used coupling agent is a silane in the textile finishing operation, comprises (but being not limited thereto) E.P.Plueddemann
Silane coupling agent(1982) 146-147 pages or leaves are disclosed, and it is introduced here as a reference.Also referring to
Loewenstein249-256 page or leaf (the 3rd edition, 1993).Through after the silane treatment, with the matrix material dipping of fabric, between the metering roll group, press and drying with consistency, form the prepreg of aforesaid semicure.Employed matrix resin in character, clean operation and/or the composite members according to setting agent should be understanded, sizing and/or textile finishing step can be exempted.Then, can prepreg and one or more fusion prepreg of the present invention of the conventional glass fibre compounding technology of one or more fusion is combined, form aforesaid charge carrier, be multilayer shape laminate or circuit card specifically.About making the more information of circuit card, referring to 1
The electronic material handbook TM ASM Internatioanl (1989) 113-115 pages or leaves; R.Tummala (volume)
Microelectronics assembling handbook(1989) 858-861 and 895-909 page or leaf; M.W.Jawitz
The printed circuit board (PCB) handbook(1997) 9.1-9.42 page or leaf and C.F.Coombs.Jr. (volume)
The printed circuit board (PCB) handbook(the 3rd edition, 1988) 6.1-6.7 page or leaf, it is introduced here as a reference.
The composite members of formation charge carrier of the present invention and laminate can be used to form the assembly in the electronic industry, the one-level of more specifically saying so, secondary and/or three level assemblies, and disclosed as Tummala 25-43 page or leaf, it is introduced here as a reference.In addition, the present invention can also be used for other component-level.
The present invention will illustrate by following concrete indefiniteness embodiment now.
Embodiment 1
The electricity level laminate that test is made by the prepreg of fusion fabric, said fabric contains the yarn with different Hairstyling compositions, to estimate its boring performance, more specifically say (i) on laminate boring brill the bit wear rate and (ii) bored the tolerance range of position in the hole of laminate.Contrast A and sample B are the laminate of foregoing fusion 7628 type fabrics.Fabric among the contrast A is the fabric that thermal cleaning and silane were put in order, and it can be commercially available from Clark Schwebel, and regard as 7628-718.Fabric among the sample B is by the yarn weaving that contains glass fibre, and said glass fibre is coated with as used herein and the resin compatible setting agent shown in the table 1.The ignition loss that is woven into the glass fibre of sample B is 0.35%.
Table 1
The component of used setting agent is in the weight percent of total solids among the sample B
Component | Sample B |
The thermoplastic polyester film-forming polymer 94 | 27.0 |
The thermoplastic polyester film-forming polymer 95 | 36.2 |
Polyvinylpyrolidone (PVP) 96 | 9.0 |
Epoxy functionalized organo silane coupling agent 97 | 2.1 |
The functional organo silane coupling agent of vinylformic acid 98 | 4.4 |
The polyoxyalkylene group block copolymer 99 | 9.0 |
Polymeric amide 100 | 4.4 |
Emulsifying agent 101 | 5.4 |
The boron nitride powder particle 102 | 0.9 |
25wt% boron nitride aqueous dispersions 103 | 1.5 |
Acetate | <0.1 |
94 RD-847A vibrin can be commercially available from the Borden Chemicals of Ge Lunbiya (Ohio)
The polyethylene glycol adipate glycol of 95 DESMOPHEN 2000 can be commercially available from the Bayer of Pittsburgh (Pennsylvania)
96 PVP K-30 Polyvinylpyrolidone (PVP)s can be commercially available from the ISP chemical company of Wayne (New Jersey)
97 A-187 γ glycidoxypropyltrime,hoxysilane can be commercially available from the OSi Specialties company of Tarrytown (New York)
98 A-174 γ methacryloxypropyl trimethoxy silane can be commercially available from the OSi Specialties company of Tarrytown (New York)
99 PLURONIC
TMF-108 polyoxypropylene-polyoxyethylene copolymer can be commercially available from BASF AG of Parsippany (New Jersey)
100 VERSAMID, 140 polymeric amide can be commercially available from General Mills chemical company
101 MACOL NP-6 nonylphenol tensio-active agents can be commercially available from the BASF of Parsippany (New Jersey)
102
160 boron nitride powder particles can be commercially available from the Advanced Ceramics company of Lakewood (Ohio)
103 ORPAC BORON NITRIDE RELEASECOAT-CONC can be commercially available from the ZYP Coatings company of Oak Ridge
By hand coating prepared prepreg, comprise and use painting brush to fabric coating standard FR-4 Resins, epoxy (EPON 1120-A80 resin can be commercially available from shell chemical company).Immediately that resin is saturated fabric " drying ", and in the baking oven of heat release air, descended the about 3-in second rank (B-stages) about 3.25 minutes in 163 ℃ (325 ℉), until reaching 171 ℃ of required gelation times that (340 ℉) is following 124 seconds.Prepreg is trimmed to the section of 46cm * 46cm (18 inches * 18 inches), and weighs to determine resin content.Only using resin content in lamination process subsequently is 44% ± 2% prepreg.
Pile up the prepreg of 8 floor heights and at Wabash Press in 177 ℃ (350 ℉) and 345 newton/cm
2Molding is 70 minutes (500psi).All laminate are carried out molding and are not had copper foil layer.Remaining air in various degree in the laminate.It is believed that and lack in lamination process that vacuum helps and temperature fluctuation will help this situation.
Tool wear is analyzed
Carry out first campaign, estimate the wearing and tearing of drill bit.The wearing and tearing of drill bit are expressed by term " drill bit percentage wear rate ", use following formula to calculate it:
Drill bit percentage wear rate=100 * (P
i-P
f)/P
i
P wherein
iThe original width of=original cut edge
P
f=bored the width of original cut edge after the hole of regulation
Referring to Fig. 7, bore the width 470 of 474 original cut edge 472 in drill bit circumferential edge edge calculations.
Use the single head drilling machine to hole.Hole on the laminate (as mentioned above) of 3 heap floor heights, wherein laminate has the thick thick phenolic coated base plate of the paper heart of aluminium inlet (entry) and 1.88mm (0.074 inch) of 0.203mm (0.008 inch).Once bore the normally standard operation in the industry of 3 laminate.Measure the drill bit percentage wear rate of two kinds of drill diameters: 0.35mm (0.0138 inch) and 0.46mm (0.018 inch).Two kinds of brills all are the 508 serial carbide burs that obtain from Gardenia (California) Tulon company.In the boring procedure each instrument is kept 0.001 constant cutting load.Here said " cutting load " refers to bore the ratio that inserts speed (pressing the per minute inch measures) and spindle speed (measuring by rotations per minute (rpm)).Concerning the brill of 0.35mm, spindle speed is 100,000rpm and insert speed be 100 inches (254cm)/minute.Concerning the brill of 0.46mm, spindle speed is determined as 80,000rpm and insert speed be 80 inches (203cm)/minute.To these two kinds of tool diameters, keep constant retraction rate 2.54m (1000 inches)/minute and the drill bit upper limit of 1.65mm (0.065 inch).Here said " the drill bit upper limit " refers to that drill bit returns the distance of removing more than the laminate upper surface.
By shown in Figure 8, boring pattern based on 500 holes calculates drill bit percentage wear rate, be included in and bore 391 holes (section 580) in 0.635cm * 10.16cm (0.25 inch * 4 inches) piece, then the pattern by 10 * 10 holes bores 100 holes (section 582), and then the pattern by 3 * 3 holes bores 9 holes (section 584).Bore hole in each section with the hole density of 62 hole/square centimeters (400 hole/square inches).Repeat this pattern other three times, reach 2000 holes altogether.Use Uniline 2000 single head drilling machines to carry out drill test 1 and 2, and use CNC-7 single head drilling machine to carry out drill test 3.Two kinds of drilling machines are all from the Esterline Technologies of Bellevue (Washington).
Table 2 shown 0.35 and the brill of 0.46mm diameter for contrast A and sample B with the drill bit percentage wear rates after 2000 of the aforesaid pattern borings.During each on-test with new drill bit.
Table 2
As shown in table 2, sample B in the test 1 and 2, it contains glass fiber, said glass fiber has been coated with the setting agent compatible with the laminate matrix resin of the present invention, bored 2000 drill bit percentage wear rates after the hole be starkly lower than the contrast A, contrast contains glass fiber among the A, and this glass fiber had carried out thermal cleaning contain the arrangement setting agent of silane in coating before.Test 3 has only shown the MIN improvement of drill bit percentage wear rate, but it is believed that this be since in this test used CNC-7 drilling machine more outmoded and contrast than low degree is provided in drill test than testing 1 and 2 used Uniline2000 drilling machines.
Position precision
The tolerance commonly used of estimating laminate boring performance is the tolerance range of hole site.The deviation in range of the position imaginary, definite position in this test determination hole with it.Measurement is carried out on the lower surface of the lowest layer casting die of 3 laminate heap layer, wherein bore and leave laminate heap layer since the position that reckons with this hole with expect or " correct " hole site maximum deviation is arranged.This difference is estimated by " offset distance ", i.e. the hole of boring on the laminate surface distance between the imaginary real center position in heart position and hole of hitting really.Boring 500 holes as described above continuously and repeating after 4 times, promptly each instrument bores altogether after 2000 holes, the measurement deviation distance.Measure the offset distance of last 100 boring patterns (being last boring section 582).Use 508 series brill borings of the 0.46mm of Tulon company type (0.018 inch) diameter as mentioned above.As what use in the tool wear test, the spindle speed of brill is 80, and 000rpm and insertion speed are 80 inch per minute clocks, and cutting load is 0.001.To contrast A and sample B revision test 8 times, use green bit during each on-test.
Table 3 has shown that contrast A and sample B are in the result of position precision test after 2000 that holes.
Table 3
This shows that sample B comparison is showed lower offset distance according to A, this situation is especially obvious when laminate being used as the charge carrier of big metering-orifice of fusion and circuit.This is consistent with the drill bit percentage wear rate data shown in the last table 2.More specifically say, can reckon with that the lower laminate of drill bit percentage wear rate also shows lower offset distance, because drill bit can sharply long boring number.
Embodiment 2
In embodiment 2, also carry out the test of drilling tool percentage wear rate.Test the electricity level laminate contrast C of aforesaid fusion 7628 type fabrics and the drilling tool percentage wear rate of sample D, E and F.Fabric among the contrast C is the 7628-718 fabric of Clark-Schwebel company.Fabric among sample D, E and the F is woven by weft yarn that contains glass fibre and warp thread, wherein the glass fibre in the weft yarn is coated with as described here and at the resin compatible setting agent as shown in the table 4, glass fibre in the warp thread is coated with different matrix material consistency coating compositions (warp thread is the commercially available fiber glass ends product of PPG Industries Inc., is designed to the G-75 glass fiber yarn with PPG Industries Inc.'s 1383 adhesive coated).
Table 4
The component of sample D, E and the used setting agent of F is in the weight percent of total solids
105 PVP K-30 Polyvinylpyrolidone (PVP)s can be commercially available from the ISP chemical company of Wayne (New Jersey)
106 STEPANTEX 653 can be commercially available from the Stepan company of Maywood (NJ)
107 A-187 γ glycidoxypropyltrime,hoxysilane can be commercially available from the OSiSpecialties company of Tarrytown (NY)
108 A-174 γ methacryloxypropyl trimethoxy silane can be commercially available from the OSi Specialties company of Tarrytown (NY)
109 EMERY
The amidated polymine of 6717 parts can be commercially available from Henkel Corp. of Kankakee (Illinois State)
110 MACOL OP-10 ethoxylated alkyl phenols can be commercially available from the BASF of Parsippany (NJ)
The epoxyethane derivative of 111 TMAZ-81 sorbitol esters can be commercially available from the BASF of Parsippany (NJ)
112 MAZU DF-136 defoamers can be commercially available from the BASF of Parsippany (NJ)
113 SAG, 10 defoamers, it can be commercially available from the OSi Specialties company of Danbury (Connecticut)
114
HP-1055,1.0 micron particle dispersion liquids, can be from Philadelphia the Rohm andHaas company of (PA) commercially available
115
OP-96,0.55 micron particle dispersion liquid, can be from Philadelphia the Rohm andHaas company of (PA) commercially available
116 ORPAC BORON NITRIDE RELEASECOAT-CONC boron nitride dispersion liquids can be commercially available from the ZYP Coatings company of Oak Ridge (TN)
117
PT 160 boron nitride powders can be commercially available from the AdvancedCeramics company of Lakewood (OH)
118 RD-847A vibrin can be commercially available from the Borden Chemicals of Ge Lunbiya (Ohio)
The polyethylene glycol adipate glycol of 119 DESMOPHEN 2000 can be commercially available from the Bayer of Pittsburgh (Pennsylvania)
120 PLURONIC
TMF-108 polyoxypropylene-polyoxyethylene copolymer can be commercially available from BASF AG of Parsippany (New Jersey)
121 ALKAMULS EL-719 polyoxy ethylization vegetables oil can be commercially available from Rhone-Poulenc
122 ICONOL NP-6 alkoxylate nonylphenols can be commercially available from the BASF of Parsippany (New Jersey)
Be that about 140 ℃ FR-4 Resins, epoxy (the 4000-2 resin of Anaheim (CA) Nelco international corporation design) forms prepreg with fabric with Tg subsequently.Before preimpregnation, from fabric, do not remove Hairstyling composition.By piling up 8 layers of prepreg and 4 layers 1 ounce copper (as described below) and under about 355 ℉ (about 179 ℃), about 300 pounds/square inch (about 2.1 million pascals) pressure, their about 150 minutes laminated together (total cycle times) being made laminate.The thickness range of copper bearing laminate is about 0.052 inch (about 0.132cm) to about 0.065 inch (0.165cm).In the formation of laminate, pile up 8 layers of prepreg and copper layer by following arrangement:
One deck loz/ft
2Glossy copper layer
Three layers of preimpregnation lamella
One deck loz/ft
2RTF (reverse side processing paper tinsel) copper layer
Two-layer preimpregnation lamella
One deck loz/ft
2RTF copper layer
Three layers of preimpregnation lamella
One deck loz/ft
2Glossy copper layer
The finished product laminate is trimmed to 40.6cm * 50.8cm (16 inches * 20 inches).
Use Uniline 2000 single head drilling machines to hole.Hole on the laminate (as mentioned above) of 3 heap floor heights, wherein laminate has 0.010 inch (0.254mm) thick aluminium inlet and 0.1 inch (2.54mm) thick coated particle board base plate of aluminium.Measure the drilling tool percentage wear rate of 0.34mm (0.0135 inch) tool diameter, this brill is 80 serial carbide burs from the Tulon company acquisition of Gardenia (CA).Cutting load remains on 0.001 constantly in the boring procedure, and spindle speed is 95,000rpm and insert speed be 95 inches (241cm)/minute.The retraction rate of boring be 90 inches (2.29m)/minute and drill bit on be limited to 0.059 inch (1.5mm) drill bit upper limit.
Measure drill bit percentage wear rate according to 1500 and 2500 hole drill sectional hole patterns.Hole density with 28 hole/square centimeters (about 178 hole/square inches) is holed in each section
Table 2 has shown that contrast C and sample D, E and F are at the drill bit percentage wear rate of holing after 1500 and 2500.When beginning, every group of hole, and each laminate heap layer is divided into the grouping in 10 1500 holes and the grouping in 10 2500 holes with new drill bit.Every kind of fabric type is bored three heap laminate heap layer, so that measure the drill bit percentage wear rate of 30 brills of every kind of sample
Table 5
As shown in table 5, sample D, E and F, it contains glass fiber, said glass fiber has been coated with the setting agent compatible with the laminate matrix resin of the present invention, bored 1500 percentage wear rates after the hole be starkly lower than the contrast A, contrast contains glass fiber among the A, and this glass fiber had carried out thermal cleaning contain the arrangement setting agent of silane in coating before.After boring 2500 holes, the amount of the drilling tool percentage wear rate of sample D, E and F still is lower than contrast C, but wear rate is lower.This expectation obtains, because most of tool wear occurs in during the boring early, rather than in the grouping last boring the time.
Based on above-mentioned, be not limited to the present invention, the drill bit percentage of the prepreg made from glasscloth (said glasscloth has been coated with the compatible setting agent of polymeric matrix of the present invention) wastes loss rate, measure after on 3 laminate heap layers, boring 2000 holes, preferably be not more than about 32%, more preferably no more than about 30%, first-selection is not more than about 25%, wherein each laminate comprises 8 prepregs, with the cutting load of 400 holes/square inch hole density and 0.001, with the carbide bur of 0.46mm (0.018 inch) diameter.
In addition, based on above-mentioned, be not limited to the present invention, the offset distance of the prepreg made from glasscloth (said glasscloth has been coated with the compatible setting agent of polymeric matrix of the present invention), measure after on 3 laminate heap layers, boring 2000 holes, preferably be not more than about 36 microns, more preferably no more than about 33 microns, first-selection is not more than about 31 microns, wherein each laminate comprises 8 prepregs, with the cutting load of 400 holes/square inch hole density and 0.001, with the carbide bur of 0.46mm (0.018 inch) diameter.
Do not look to the support of any concrete theory, it is believed that in the glass fiber coating compositions disclosed herein to have solid lubricant, and in a specific embodiment, have boron nitride, bring improved boring performance can for laminate of the present invention.Say that more specifically solid lubricant can reduce the wearing and tearing of brill and improve the tolerance range of bore position.
Provide lot of advantages with the boring improvement in performance in the laminate of glass fibre (said glass fibre has been coated with resin compatible setting agent of the present invention) manufacturing.At first, make that to bore time limit of service longer, illustrate each be drilled in passivation or lose before can bore more hole.Secondly, because therefore the tolerance range of bore position can expect that greater than the laminate of routine the laminate of piling up more than three layers holes at one time on the laminate of the present invention, can reach tolerance range identical when piling up three layers of conventional laminate.These two advantages can make drilling operation more effective economically, in addition, can improve the tolerance range of bore position on laminate, so that improve the quality of the charge carrier of fusion laminate.
One skilled in the art will appreciate that under the prerequisite that does not deviate from generalized concept of the present invention and can change above-mentioned embodiment.Therefore be appreciated that to the invention is not restricted to disclosed specific embodiments, and desire the variation in covering essence of the present invention and scope, scope of the present invention will define as appending claims.
Claims (52)
1. prepreg that is used for charge carrier, this prepreg comprises
(a) matrix material; With
(b) fabric, this fabric contains at least a line thigh that comprises glass fibre, at least a portion of fabric has the coating compatible with matrix material, wherein this coating contains (i) a plurality of particles discrete, dimensional stabilizing, this particle form by the material that is selected from organic materials, polymeric material and matrix material and composition thereof and at least one fiber and at least one adjacent fiber between have clearance space, the particulate average particle size particle size is the 0.1-5 micron; (ii) at least a film forming material, wherein at least a film forming material comprise at least a polymeric material of counting the 1-90% of coating composition weight based on total solids that contains; The drill bit percentage wear rate of this prepreg is not more than 32%, drill bit percentage wear rate is to bore mensuration after 2000 holes with the carbide bur of 0.46mm diameter with the cutting load of the hole density of 62 hole/square centimeters and 0.001 on the heap layer of 3 laminate, wherein comprises 8 prepregs in each laminate.
2. the prepreg of claim 1, wherein the drill bit percentage wear rate of prepreg is not more than 30%.
3. the prepreg of claim 2, wherein the drill bit percentage wear rate of prepreg is not more than 25%.
4. the prepreg of claim 1, wherein matrix material comprises at least a thermoset matrix material that is selected from thermosetting polyester class, vinyl ester, epoxides, phenoplast, aminoplastics, heat-curable urethane class and composition thereof.
5. the prepreg of claim 4, wherein matrix material comprises at least a thermoplastic matrix material who is selected from polyolefins, polyamide-based, thermoplastic polyurethanes, thermoplastic polyester class, vinyl polymer class, polyimide, polyethersulfone, polyphenylsulphine, polyetherketone, polyphenylene oxide, polyphenylene sulfide, polyacetal, polycarbonate and composition thereof.
6. the prepreg of claim 1 wherein also contains solid lubricant particle in the coating.
7. the prepreg of claim 6, wherein solid lubricant particle comprises at least a inorganic solid lubricant particle that can not hydration, is selected from graphite, boron nitride, metal dithionite and belongs to element thing (dichalcogenides), cadmium iodate, silver sulfide, indium, thallium, tin, copper, zinc, gold and silver, lime carbonate, Calcium Fluoride (Fluorspan), zinc oxide, molybdenumdisulphide, connection selenizing molybdenum, tantalum disulfide, connection selenizing tantalum, tungsten disulfide, connection selenizing tungsten and composition thereof.
8. the prepreg of claim 7, inorganic solid lubricant particle that wherein can not hydration comprises the boron nitride particle of hexagonal crystal structure.
9. the prepreg of claim 6, wherein the hardness of solid lubricant particle is less than or equal to the hardness value of glass fibre.
10. the prepreg of claim 1 wherein comprises 8 layers of woven fabric style in the laminate, and said fabric patterns is selected from pattern 106, pattern 108, pattern 1080, pattern 2113, pattern 2116, pattern 7535 and pattern 7628 and combination thereof.
11. the prepreg of claim 6 wherein contains (1) polyester in the coating; (2) at least a polymkeric substance and (3) boron nitride particle that is selected from vinyl pyrrolidone polymer, vinyl alcohol polymkeric substance and starch.
12. the prepreg of claim 1, wherein at least a particle contains polymeric material, and said polymeric material is selected from inorganic polymeric material, synthetic organic polymer material, semi-synthetic organic polymer material and natural organic polymer material.
13. the prepreg of claim 12, wherein at least a particle contains the thermoplastic organic polymer material, is selected from acrylic acid polymer, vinyl polymer, thermoplastic polyester class, polyolefins, polyamide-based, thermoplastic polyurethanes and composition thereof.
14. the prepreg of claim 13, wherein at least a particle is formed by acrylic copolymer, and said acrylic copolymer is the multipolymer of vinylbenzene and acrylic acid series.
15. the prepreg of claim 14, wherein particle is first particle, and also contain a plurality of other particles discrete, dimensional stabilizing in the resin compatible based coating composition, this particle is different from first particle and is selected from metal, graphite, oxide compound, carbide, nitride, boride, sulfide, silicate and carbonate.
16. the prepreg of claim 1, wherein also contain lubricant in the coating, said lubricant is selected from palmitinic acid cetyl ester, lauric acid cetyl ester, lauric acid stearyl, tetradecanoic acid stearyl, palmitinic acid stearyl, stearic acid stearyl and paraffin.
17. the prepreg of claim 6, wherein particle comprises boron nitride particle and the hollow bead that is formed by vinylbenzene and acrylic copolymer.
18. the prepreg of claim 1, wherein at least a glass fibre is coated with coating to small part.
19. the prepreg of claim 1, wherein fabric is selected from woven fabric, non-woven fabric, the fabric and the pad of braiding.
20. the prepreg of claim 1, wherein the offset distance of prepreg is not more than 36 microns, offset distance is to bore mensuration after 2000 holes with the carbide bur of 0.46mm diameter with the cutting load of the hole density of 62 hole/square centimeters and 0.001 on the heap layer of 3 laminate, wherein comprises 8 prepregs in each laminate.
21. the prepreg of claim 1, wherein at least a portion of fabric contains the glass fibre of twisting.
22. the prepreg of claim 1, wherein at least a portion of fabric contains the glass fibre of not twisting.
23. the prepreg of claim 1, wherein at least one glass fibre is to use direct melt glass fibre formation technology to make.
24. the prepreg of claim 1, wherein at least one glass fibre is to use crucible melt glass fibre formation technology to make.
25. the prepreg of claim 1, the wherein woven fabric of fabric right and wrong.
26. the prepreg of claim 1, wherein fabric is woven fabric.
27. the prepreg of claim 26, wherein fabric is woven on the air spray loom.
28. the prepreg of claim 27, wherein at least one glass fibre is to use direct melt glass fibre to form the glass fiber yarn that manufacturing and at least a portion fabric of technology contains twisting.
29. the prepreg of claim 26, wherein fabric is woven on arrow shaft formula loom.
30. the prepreg of claim 29, wherein at least one glass fibre is to use direct melt glass fibre to form the glass fiber yarn that manufacturing and at least a portion fabric of technology contains twisting.
31. being to use crucible melt glass fibre to form manufacturing and at least a portion fabric of technology, the prepreg of claim 29, wherein at least a glass fibre contain the glass fibre of not twisting.
32. be mixed with the laminate of claim 1 prepreg.
33. a prepreg that is used for charge carrier, this prepreg comprises
(a) matrix material; With
(b) woven reinforced textile, this fabric contains at least a glass fibre, at least a portion of fabric has the coating compatible with matrix material, wherein this coating contains (i) a plurality of particles discrete, dimensional stabilizing, this particle form by the material that is selected from organic materials, polymeric material and matrix material and composition thereof and at least one fiber and at least one adjacent fiber between have clearance space, the particulate average particle size particle size is the 0.1-5 micron; (ii) at least a film forming material, wherein at least a film forming material comprise at least a polymer materials of counting the 1-90% of coating composition weight based on total solids that contains; The offset distance of this prepreg is not more than 36 microns, and offset distance is to bore mensuration after 2000 holes with the carbide bur of 0.46mm diameter with the cutting load of the hole density of 62 hole/square centimeters and 0.001 on the heap layer of 3 laminate.
34. the prepreg of claim 33, wherein the offset distance of prepreg is not more than 33 microns.
35. the prepreg of claim 34, wherein the offset distance of prepreg is not more than 31 microns.
36. the prepreg of claim 33, wherein matrix material comprises at least a thermoset matrix material that is selected from thermosetting polyester class, vinyl ester, epoxides, phenoplast, aminoplastics, heat-curable urethane class and composition thereof.
37. the prepreg of claim 36, wherein matrix material comprises at least a thermoplastic matrix material who is selected from polyolefins, polyamide-based, thermoplastic polyurethanes, thermoplastic polyester class, vinyl polymer class, polyimide, polyethersulfone, polyphenylsulphine, polyetherketone, polyphenylene oxide, polyphenylene sulfide, polyacetal, polycarbonate and composition thereof.
38. the prepreg of claim 33 wherein also contains solid lubricant particle in the coating.
39. the prepreg of claim 38, wherein solid lubricant particle comprises at least a inorganic solid lubricant particle that can not hydration, is selected from graphite, boron nitride, metal dithionite and belongs to element thing (dichalcogenides), cadmium iodate, silver sulfide, indium, thallium, tin, copper, zinc, gold and silver, lime carbonate, Calcium Fluoride (Fluorspan), zinc oxide, molybdenumdisulphide, connection selenizing molybdenum, tantalum disulfide, connection selenizing tantalum, tungsten disulfide, connection selenizing tungsten and composition thereof.
40. the prepreg of claim 39, inorganic solid lubricant particle that wherein can not hydration comprises the boron nitride particle of hexagonal crystal structure.
41. the prepreg of claim 38, wherein the hardness of solid lubricant particle is less than or equal to the hardness value of glass fibre.
42. the prepreg of claim 33 wherein comprises 8 layers of woven fabric style in the laminate, said fabric patterns is selected from pattern 106, pattern 108, pattern 1080, pattern 2113, pattern 2116, pattern 7535 and pattern 7628 and combination thereof.
43. the prepreg of claim 38 wherein contains (1) polyester in the coating; (2) at least a polymkeric substance and (3) boron nitride particle that is selected from vinyl pyrrolidone polymer, vinyl alcohol polymkeric substance and starch.
44. the prepreg of claim 33, wherein at least a particle contains polymeric material, and said polymeric material is selected from inorganic polymeric material, synthetic organic polymer material, semi-synthetic organic polymer material and natural organic polymer material.
45. the prepreg of claim 44, wherein at least a particle contains the thermoplastic organic polymer material, is selected from acrylic acid polymer, vinyl polymer, thermoplastic polyester class, polyolefins, polyamide-based, thermoplastic polyurethanes and composition thereof.
46. the prepreg of claim 45, wherein at least a particle is formed by acrylic copolymer, and said acrylic copolymer is the multipolymer of vinylbenzene and acrylic acid series.
47. the prepreg of claim 46, wherein particle is first particle, and also contain multiple other particle discrete, dimensional stabilizing in the resin compatible based coating composition, this particle is different from first particle and is selected from metal, graphite, oxide compound, carbide, nitride, boride, sulfide, silicate and carbonate.
48. the prepreg of claim 33, wherein contain lubricant in the coating, said lubricant is selected from palmitinic acid cetyl ester, lauric acid cetyl ester, lauric acid stearyl, tetradecanoic acid stearyl, palmitinic acid stearyl, stearic acid stearyl and paraffin.
49. the prepreg of claim 33, wherein particle comprises boron nitride particle and the hollow bead that is formed by vinylbenzene and acrylic copolymer.
50. the prepreg of claim 33, wherein at least a glass fibre is coated with coating to small part.
51. the prepreg of claim 33, wherein fabric is selected from woven fabric, non-woven fabric, the fabric and the pad of braiding.
52. be mixed with the laminate of claim 33 prepreg.
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
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US17057898A | 1998-10-13 | 1998-10-13 | |
US13307699P | 1999-05-07 | 1999-05-07 | |
US13307599P | 1999-05-07 | 1999-05-07 | |
US14633799P | 1999-07-30 | 1999-07-30 | |
US09/170,578 | 1999-07-30 | ||
US60/133,076 | 1999-07-30 | ||
US60/133,075 | 1999-07-30 | ||
US60/146,337 | 1999-07-30 |
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CN2007101049392A Division CN101117275B (en) | 1998-10-13 | 1999-10-08 | Glass fiber-reinforced prepregs, laminates, electronic circuit boards and methods for assembling a fabric |
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CN100488906C true CN100488906C (en) | 2009-05-20 |
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CNB998131482A Expired - Fee Related CN100488906C (en) | 1998-10-13 | 1999-10-08 | Glass fiber-reinforced prepreg, laminates, electronic circuit boards and methods for assembling fabric |
CN2007101049392A Expired - Fee Related CN101117275B (en) | 1998-10-13 | 1999-10-08 | Glass fiber-reinforced prepregs, laminates, electronic circuit boards and methods for assembling a fabric |
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JP (1) | JP2002527538A (en) |
CN (2) | CN100488906C (en) |
AU (1) | AU6391499A (en) |
CA (1) | CA2346111A1 (en) |
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CA3094971A1 (en) | 2018-03-30 | 2019-10-03 | Toray Industries, Inc. | Nonwoven fabric sheet |
US20210402719A1 (en) * | 2018-11-13 | 2021-12-30 | J&P Coats Limited | Vehicle component based on selective commingled fiber bundle having integral electrical harness and embedded electronics |
TWI718907B (en) * | 2020-03-18 | 2021-02-11 | 易華電子股份有限公司 | Underboarding for laser boring of a printed circuit board |
WO2021235014A1 (en) * | 2020-05-22 | 2021-11-25 | 日東紡績株式会社 | Surface-colored glass cloth and fiber-reinforced resin molded product |
CN114059349B (en) * | 2021-11-23 | 2022-09-06 | 中国科学院合肥物质科学研究院 | Surface modification method for glass fiber tape, glass fiber tape and application thereof |
CN114315172B (en) * | 2021-12-30 | 2024-04-16 | 中国建筑材料科学研究总院有限公司 | Impregnating compound, preparation method and application thereof, aluminized glass fiber, preparation method and application thereof |
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1999
- 1999-10-08 CN CNB998131482A patent/CN100488906C/en not_active Expired - Fee Related
- 1999-10-08 CA CA002346111A patent/CA2346111A1/en not_active Abandoned
- 1999-10-08 WO PCT/US1999/021443 patent/WO2000021900A1/en not_active Application Discontinuation
- 1999-10-08 CN CN2007101049392A patent/CN101117275B/en not_active Expired - Fee Related
- 1999-10-08 EP EP99951480A patent/EP1124770A1/en not_active Withdrawn
- 1999-10-08 JP JP2000575811A patent/JP2002527538A/en active Pending
- 1999-10-08 AU AU63914/99A patent/AU6391499A/en not_active Abandoned
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2001
- 2001-04-10 MX MXPA01003656 patent/MXPA01003656A/en not_active Application Discontinuation
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US5284807A (en) * | 1991-02-08 | 1994-02-08 | Matsushita Electric Works, Ltd. | Glass fiber forming composition, glass fibers obtained from the composition and substrate for circuit board including the glass fibers as reinforcing material |
US5593767A (en) * | 1995-04-26 | 1997-01-14 | Shin-Kobe Electric Machinery Co., Ltd. | Laminate, a glass fiber woven fabric and a printed wiring board |
Also Published As
Publication number | Publication date |
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EP1124770A1 (en) | 2001-08-22 |
AU6391499A (en) | 2000-05-01 |
CN1332704A (en) | 2002-01-23 |
WO2000021900A1 (en) | 2000-04-20 |
CA2346111A1 (en) | 2000-04-20 |
MXPA01003656A (en) | 2001-07-01 |
CN101117275B (en) | 2012-10-24 |
CN101117275A (en) | 2008-02-06 |
JP2002527538A (en) | 2002-08-27 |
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