WO1997022730A1 - Moulage en resine thermoplastique presentant une couche metallique a sa surface - Google Patents
Moulage en resine thermoplastique presentant une couche metallique a sa surface Download PDFInfo
- Publication number
- WO1997022730A1 WO1997022730A1 PCT/JP1996/003687 JP9603687W WO9722730A1 WO 1997022730 A1 WO1997022730 A1 WO 1997022730A1 JP 9603687 W JP9603687 W JP 9603687W WO 9722730 A1 WO9722730 A1 WO 9722730A1
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- resin
- resin molded
- metal layer
- weight
- molded article
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Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/54—Electroplating of non-metallic surfaces
- C25D5/56—Electroplating of non-metallic surfaces of plastics
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/12—Polyester-amides
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1635—Composition of the substrate
- C23C18/1639—Substrates other than metallic, e.g. inorganic or organic or non-conductive
- C23C18/1641—Organic substrates, e.g. resin, plastic
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/18—Pretreatment of the material to be coated
- C23C18/20—Pretreatment of the material to be coated of organic surfaces, e.g. resins
- C23C18/22—Roughening, e.g. by etching
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1646—Characteristics of the product obtained
- C23C18/165—Multilayered product
- C23C18/1653—Two or more layers with at least one layer obtained by electroless plating and one layer obtained by electroplating
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- 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
-
- 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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/18—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material
- H05K3/181—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material by electroless plating
-
- 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
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/381—Improvement of the adhesion between the insulating substrate and the metal by special treatment of the substrate
Definitions
- the present invention relates to a thermoplastic resin molded article having a metal layer formed on a surface thereof.
- the present invention relates to a molded product obtained by molding a blended resin of a thermoplastic resin and a liquid crystalline polyester resin and forming a metal layer on the surface thereof. More specifically, the molded product has good fluidity, high rigidity, and weld characteristics. Resin molding that can produce thin-walled molded products that are suitable for automobiles, electrical equipment, OA equipment, communication equipment, etc., and can form a sufficiently practical metal layer on the surface by a general wet plating method. About goods.
- Liquid crystalline polyester is a thermoplastic resin that has many characteristics such as high strength, high rigidity, high heat resistance, and easy moldability.However, its unique molecular chain orientation has low weld strength, and the surface layer of the molded product peels off. Therefore, there is a problem that sufficient plating adhesion cannot be obtained by simply plating, and a plating product that can withstand practical use cannot be obtained by a simple process.
- thermoplastic resins have relatively high weld strength and are cheaper than liquid crystalline polyesters, but have disadvantages in that physical properties such as heat resistance and rigidity are inferior to liquid crystalline polyesters. In particular, rigidity and fluidity are insufficient for use in thin-walled housings, so it is inevitable that the design must be made thicker. Had limitations.
- the present invention in consideration of these problems, provides a resin molded article having a metal layer formed on a surface having both a fluidity and a high rigidity capable of being sufficiently molded even with a thin wall and having a plating adhesion strength that can withstand practical use.
- the purpose is to do.
- the present inventors have intensively searched for and studied materials having excellent properties as a thin-walled molding material and easy to metallize on the surface.
- the present inventors have found a resin composition which is easy to metallize on the surface and can obtain high values close to those of a liquid crystalline polyester in terms of mechanical strength, heat resistance, easy moldability and the like of molded articles, and have completed the present invention.
- the present invention provides: (a) a thermoplastic resin which does not form an anisotropic molten phase; /.
- (b) 1 to 50% by weight of a liquid crystalline polyester capable of forming an anisotropic molten phase. / 0 a resin molded article of the composite material obtained by molding with, there is provided after the pre-etched with an organic solvent, a resin molded article forming a metal layer on a surface by a wet plated method.
- polyester resins such as butylene terephthalate resin and polycarbonate resin, polyamide polymers, ABS resins, polyarylene sulfide resins, polyacrylates, polyacetals, and resins mainly composed of these.
- polyester resins such as polycarbonate resin, polybutylene terephthalate resin, and polyethylene terephthalate resin are preferred, and polycarbonate resins having relatively low molding shrinkage and linear expansion coefficient are preferred. Resins are particularly preferred.
- the (b) liquid crystalline polyester capable of forming an anisotropic molten phase used in the present invention has a molecular orientation in a molten state and exhibits optical anisotropy.
- the molecular orientation is such that the molecules are arranged as a whole in the major axis direction of the molecule and in the direction parallel thereto, and this axis does not necessarily need to coincide with the tilt of the molecule. Observation of the anisotropy in the molten state can be confirmed by a conventional polarization inspection method using a crossed polarizer.
- confirmation of the anisotropic molten phase can be performed by using a Leitz polarization microscope and observing a molten sample placed on a Leitz hot stage at a magnification of 40 times in a nitrogen atmosphere.
- the polymer of the present invention when inspected between crossed polarizers, transmits polarized light even when it is in a molten stationary state, and exhibits optical anisotropy.
- phase-specific diffraction pattern can be observed.
- thermal analysis a differential scanning calorimeter is generally used to measure the entropy change and transition temperature of various phase transitions.
- Liquid crystalline polymers suitable for use in the present invention tend to be substantially insoluble in common solvents and are therefore unsuitable for solution processing. However, as already mentioned, these polymers can be easily processed by conventional melt processing methods.
- the polyester exhibiting an anisotropic melt phase used in the present invention is preferably an aromatic polyester or an aromatic polyester amide, and also preferably a polyester partially containing an aromatic polyester and an aromatic polyester amide in the same molecular chain.
- C is particularly preferably a liquid crystalline aromatic polyester having at least one compound selected from the group consisting of aromatic hydroxycarboxylic acid, aromatic hydroxylamine, and aromatic diamine as a component, and liquid crystalline aromatic. Group amide. More specifically,
- Polyester consisting mainly of one or more aromatic hydroxycarboxylic acids and their derivatives
- a molecular weight modifier may be used in combination with the above constituents as necessary.
- Preferred examples of specific compounds constituting the liquid crystalline polyester of the present invention include 2,6-naphthalenedicarboxylic acid, 2,6-dihydroxyquinaphthalene, 1,4-dihydroxynaphthalene, and 6-hydroxy-12-naphthoic acid.
- Naphthalene compounds such as 4,4'-diphenyldicarboxylic acid, biphenyl compounds such as 4,4'-dihydroxybiphenyl, p-hydroxybenzoic acid, terephthalic acid, hydroquinone, p-aminophenol and P-para-substituted benzene compounds such as P-fuylenediamine and their nuclei Meta-substituted benzene compounds such as substituted benzene compounds (substituents are selected from chlorine, bromine, methyl, phenyl, and 1-phenylethyl), isophthalic acid, and resorcinol.
- Preferred examples of the specific compound include naphthalene compounds such as 2,6-naphthalenedicarboxylic acid, 2,6-dihydroxynaphthalene, 1,4-dihydroxynaphthalene and 6-hydroxyx-2-naphthoic acid; 4, 4 'over-diphenyl dicarboxylic acid, 4,4' Jihi Dorokishibifu Bifuyu alkenyl compounds such as sulfonyl, the following general formula (I), (II) or (III) compound represented by:
- X is a group selected from alkylene (C1 to C4), alkylidene, -0-, -SO-, -S02-, -S-, -CO-
- liquid crystalline polyester used in the present invention polyalkylene reflex sagging one preparative be filed 2 This is not partially exhibit anisotropic melt phase in the same amount Kokusari the other constituents of the above In this case, the alkyl group has 2 to 4 carbon atoms.
- those containing one or more compounds selected from a naphthalene compound, a bifuninyl compound and a para-substituted benzene compound as essential components are more preferable examples.
- p-substituted benzene compounds p-hydroxybenzoic acid, methylhydroquinone and 1-phenylethylhydroquinone are particularly preferred examples.
- Specific examples of the compound having an ester-forming functional group as a constituent component and specific examples of a polyester forming an anisotropic molten phase preferable for use in the present invention are described in JP-B-63-36633. I have.
- the above aromatic polyesters and polyesteramides are also 60. 0.1 weight per weight of pentafluorene with C. It generally exhibits a logarithmic viscosity (IV) of at least about 2.0 d / g, eg, about 2.0 to 10.0 dl / g, when dissolved at a / 0 concentration.
- the resin molded article of the present invention is a molded article comprising the thermoplastic resin (a) and the liquid crystalline polyester (b), wherein the liquid crystalline polyester has an aspect ratio of 6 or more in the matrix phase of the thermoplastic resin. Preferably, they are microdispersed in the form of fibers.
- the liquid crystalline polyester functions as a fiber reinforcing material, and the thermoplastic resin can be reinforced, so that a molded product having high rigidity can be obtained.
- the term fiberization as used herein refers to a fibrous or needle-like structure. If the fiberized trunk fiber has an aspect ratio of 6 or more, it has a fiber structure branched from the trunk fiber. Is also included.
- the resin molded product of the present invention can be obtained by kneading and kneading the mixture with an ordinary extruder and subjecting the mixture to injection molding. If the composition ratio of the liquid crystalline polyester is larger than the composition ratio of the thermoplastic resin, the matrix phase is reduced.
- the liquid crystalline polyester is preferably in the range of 1 to 50% by weight based on 99 to 50% by weight of the thermoplastic resin, because the liquid crystal polyester may be inverted.
- a molded product in which a liquid crystalline polyester is fibrillated can be obtained by extrusion molding including a drawing step of a film, a fiber or the like.
- the resin material of the present invention contains a silane compound in order to provide uniform plating.
- the silane compound used in the present invention is one or more selected from vinylalkoxysilane, aminoalkoxysilane, and mercaptoalkoxysilane.
- Examples of the vinylalkoxysilane include vinyltriethoxysilane, biertolimethoxysilane, and vinyltris.
- (3-Methoxyethoxy) silane and aminoalkoxysilane include, for example, ⁇ -aminobutyrol triethoxysilane, ⁇ -aminopropyl trimethoxysilane, ⁇ -aminopropylmethyl ethoxysilane, ⁇ -aminopropyl
- mercaptoalkoxysilanes such as methyldimethoxysilane, 3- (3-aminoethyl) - ⁇ -aminobutyraltrimethoxysilane, ⁇ -phenyl-y-aminopropyltrimethoxysilane, etc.
- the compounding amount of the silane compound is preferably 0.01 to 3.0 parts by weight, particularly preferably 0.05 to 0.5 part by weight based on 100 parts by weight of the total of (a) the thermoplastic resin and (b) the liquid crystalline polyester. It is preferable to mix by weight. If the amount is less than 0.01 part by weight, the etching surface may become uneven depending on the molding conditions, and in particular, the vicinity of the gate may cause inconvenience such as swelling or peeling of the plating film.
- the modulus of elasticity and strength are lowered, which is not preferable.
- the thermoplastic resin is a polycarbonate resin
- the liquid crystalline polyester and the polycarbonate resin do not disperse in an island shape, and may not be fiberized even by injection molding, and the effect is remarkable.
- the phosphorus compound examples include a compound, a phosphoric acid compound, a phosphorous acid compound and the like, and a phosphorous acid compound is preferable, and a bis (2,6-di-tert-butyl-4-methyl) compound is particularly preferable. It is a pentaerythritol-type phosphorous acid compound such as pentaerythritol and bis (2,4,6-di-butynolef) pentaerythritol.
- the compounding amount of this compound is preferably 0.01 to 0.5 part by weight, more preferably 0.05 to 0.3 part by weight, based on 100 parts by weight of the total of (a) the thermoplastic resin and (b) the liquid crystalline polyester. It is preferable to mix parts. In particular, it is preferable to blend 1% by weight or more of the contained liquid crystalline polyester. If the amount is less than 0.01 part by weight, sufficient fluidity and rigidity cannot be exhibited, and if the amount exceeds 0.5 part by weight, a large amount of the added compound gas is generated, and the mechanical strength and formability are rather reduced. You will lose. When the compounding amount of the phosphorus compound is within this range, the liquid crystalline polyester is easily formed into fibers, and the fibers are formed regardless of the molding conditions and the shape of the molded product.
- the inorganic filler is glass beads, glass balloons, glass powder, or one selected from the group consisting of oxides, sulfates, phosphates, and silicates of Group 2 or 12 elements of the Periodic Table or Two or more finely divided inorganic fillers, especially one or more selected from the group consisting of oxides, sulfates, silicates, and silicates of Group 2 or 12 elements of the Periodic Table Those are preferred.
- Oxides of Group 2 or 12 elements of the Periodic Table are compounds such as magnesium oxide, calcium oxide, barium oxide, and zinc oxide.
- Compounds such as barium phosphate, zinc phosphate, magnesium pyrophosphate, calcium pyrophosphate, etc. sulfates are compounds such as magnesium sulfate, calcium sulfate, barium sulfate, etc.
- silicates are magnesium silicate, calcium silicate, talc.
- carbonates such as wollastonite, and carbonates are compounds such as calcium carbonate, magnesium carbonate, barium carbonate, and zinc carbonate.
- inorganic fillers are preferably used in a surface treatment method when a molded article is treated (etching treatment) with an acid or an aluminum alloy before surface metal treatment, and phosphates are particularly preferred.
- the average particle size of the inorganic filler is in the range of 0.01 to 100 ⁇ m, preferably 0.1 to 30 / m, and more preferably 0.10 ⁇ m. If it is less than 0.01 ⁇ m, agglomerates are liable to be formed on the surface of the molded article due to poor dispersion, and if it exceeds 100 ⁇ , the surface roughness after etching becomes large, and a good appearance cannot be obtained.
- a fibrous inorganic substance is also preferable as the inorganic filler.
- the fibrous inorganic substance is used alone or in combination with the finely divided inorganic filler.
- the fibrous filler examples include glass fiber, milled glass fiber, carbon fiber, asbestos fiber, silica fiber, silica 'alumina fiber, alumina fiber, zirconia fiber, boron nitride fiber, silicon nitride fiber, boron fiber, and titanate.
- Potassium fiber and inorganic fiber-like substances such as stainless steel, aluminum, titanium, copper, brass and other metal fibrous materials are available.
- glass fiber and milled glass fiber are preferable.
- These fibrous inorganic materials have a diameter of 1 to 30 m and an average length of 5 ⁇ ! Those having a range of 1 to 1 mm, particularly 10 to 300 m are preferred.
- a known surface treating agent can be used in combination depending on desired physical properties.
- Examples include functional compounds such as epoxy compounds, isocyanate compounds, titanate compounds, and silane compounds.
- those treated with the epoxy compound or made of Polyamide compound such as a compound other than Amino compounds can be c
- fillers may be used after being subjected to a surface treatment in advance, or may be added simultaneously with the preparation of the material.
- the present invention is obtained by subjecting a molded article made of the above resin composition to surface metal treatment, and the surface metal treatment is a wet surface treatment method using a solution system.
- Etching with an acidic aqueous solution to impart an effect of promoting adhesion between the metal and the resin by imparting an anchor effect and hydrophilicity, followed by a method of forming a metal layer on the surface of the resin molded product by electroless plating or electrolytic plating. is there.
- pre-etching with an organic solvent before the etching treatment with an acidic aqueous solution is preferable in order to make the subsequent etchant more effectively act.
- Pre-etching here is selected from alcohols, ketones such as acetone, formamides such as dimethylformamide, aldehydes such as formaldehyde, sulfoxides such as dimethyl sulfoxide, and amines such as dimethylamine.
- the etching treatment with an acidic solution such as hydrochloric acid, sulfuric acid, oxalic acid or chromate sulfuric acid.
- the preferable treatment condition is to use one of 3-35% hydrochloric acid, sulfuric acid or oxalic acid, or a mixed solution of 100-800 g of nitric acid sulfuric acid and 15 g or more of chromic anhydride. Etching at 30-70 ° C for 2-30 minutes.
- etching treatment After the etching treatment, a treatment generally called conditioning or wetting is performed, and a general commercially available solution can be used for this. Specific examples include Condilizer-1 SP (manufactured by Okuno Pharmaceutical Co., Ltd.) and Cleaner Z Conditioner-1 110 (manufactured by Shipley-Faist Co., Ltd.). After these treatments, it can be treated in the same general resin plating step as the plating step for ABS resin and the like. In other words, the steps of catalyst application, activation, and electroless plating And electrolysis plating as needed.
- Condilizer-1 SP manufactured by Okuno Pharmaceutical Co., Ltd.
- Cleaner Z Conditioner-1 110 manufactured by Shipley-Faist Co., Ltd.
- a flat plate plating process was performed as follows.
- the catalyst was applied at 43 ° C. for 3 minutes using a Cataposit 44 (trade name) manufactured by Meltex Co., Ltd., and washed with water.
- the electroless copper plating was performed at 45 ° C. for 20 minutes with Cupposit 250 (trade name) manufactured by Shipley's Far East Co., Ltd., and washed with water.
- Electrolytic copper plating was performed in a copper sulfate bath for a multilayer wiring board for 3.5 AZd m 2 X l hours using Meltex Co., Ltd. as a brightener, using PowerPalm 125 (trade name). .
- polycarbonate resin Mitsubishi Gas Chemical Co., Ltd., Nippon H3000
- liquid crystalline polyester resin LCP
- silane A resin composition comprising a compound ( ⁇ -aminobutyral triethoxysilane), a phosphite (bis (2,6-di-tert-butyl-4-methylphenyl) pentaerythritol monodiphosphite), and an inorganic filler was prepared, and a 30 mm Melt-kneaded at a resin temperature of 300 ° C with a twin-screw extruder and pelletized.
- Test pieces were molded from the pellets at an injection molding machine at a molding temperature of 300 ° C (indicating a set temperature for each cylinder), and the melt viscosity, Izod impact strength, weld strength, and flexural modulus were measured. Further, a flat plate (120 ⁇ 120 ⁇ 2 mm) molded from them was subjected to plating by various etchings, and the surface condition and adhesion after drying (85 ° C. ⁇ 1 hour) treatment, and further, the heat and humidity resistance were evaluated. Table 1 shows the results.
- a polybutylene terephthalate resin manufactured by Polyplastics Co., Ltd., Dx200 was used.
- the resin temperature during extrusion was 290 ° C, and the molding temperature was 270 ° C.
- a molded article was prepared and evaluated in the same manner as in the other examples except that the temperature was changed to ° C. Table 1 shows the results.
- Flexural modulus and Izod impact strength were measured according to ASTM D790 and ASTM D256, respectively.
- the melt viscosity was determined using a capillary of ⁇ 1 x 10 L using a capillary graph manufactured by Toyo Seimitsu Co., Ltd. 300 ° C when the matrix was polycarbonate resin, and 270 when the matrix was polybutylene terephthalate resin. . And the shear rate is OOsec
- Weld strength was evaluated by molding at two points gates from both ends of the molded product and measuring the tensile strength of the ⁇ eld using a dumbbell piece with a weld formed at the center.
- the cross section was mirror-polished, 3 ie was evaluated by observing the surface by an electron microscope, The length Z thickness of 50 arbitrarily selected fiberized LCPs was measured and averaged. As for the length, the length observable on the surface was measured.
- the evaluation criteria are as follows.
- plated and flat plate 120 X 120 X 2 mm placed in a humidity thermostatic chamber was, 8 5 ° CX 8 5. /. After standing at RH for 96 hours, the moist heat resistance was evaluated by examining the presence of blisters on the plating surface.
- the temperature of the cylinder is 300 when the matrix is polycarbonate resin.
- C Cylinder temperature 270 when the matrix is polybutylene terephthalate resin. Then, molding was performed using a mold having a gate size of 2 ⁇ 5.
- the evaluation criteria for blistering of the plating surface were as follows.
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Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96942562A EP0810298A4 (en) | 1995-12-19 | 1996-12-18 | THERMOPLASTIC RESIN MOLDING HAVING A METAL LAYER ON ITS SURFACE |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33021695 | 1995-12-19 | ||
JP7/330216 | 1995-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997022730A1 true WO1997022730A1 (fr) | 1997-06-26 |
Family
ID=18230153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1996/003687 WO1997022730A1 (fr) | 1995-12-19 | 1996-12-18 | Moulage en resine thermoplastique presentant une couche metallique a sa surface |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0810298A4 (ja) |
KR (1) | KR970707219A (ja) |
CA (1) | CA2203130A1 (ja) |
TW (1) | TW363991B (ja) |
WO (1) | WO1997022730A1 (ja) |
Cited By (1)
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JP4468295B2 (ja) * | 2005-12-15 | 2010-05-26 | ダイセルポリマー株式会社 | めっき樹脂成形体 |
CN103930465B (zh) * | 2011-11-15 | 2016-05-04 | 提克纳有限责任公司 | 用于具有小尺寸公差的模塑部件的低环烷液晶聚合物组合物 |
KR102098411B1 (ko) * | 2011-11-15 | 2020-04-07 | 티코나 엘엘씨 | 콤팩트 카메라 모듈 |
DE102015201562A1 (de) * | 2015-01-29 | 2016-08-04 | Helmholtz-Zentrum Dresden - Rossendorf E.V. | Verfahren zur Metallisierung von Kunststoffteilen sowie Lösung |
CN113801416A (zh) * | 2020-06-12 | 2021-12-17 | 日铁化学材料株式会社 | 树脂膜、其制造方法、树脂组合物、覆金属层叠板及印刷配线板 |
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JPH06157921A (ja) * | 1992-11-25 | 1994-06-07 | Toray Ind Inc | 樹脂組成物の製造方法および樹脂組成物成形品の製造方法 |
JPH07179743A (ja) * | 1993-11-11 | 1995-07-18 | Polyplastics Co | 合成樹脂組成物及びその成形体 |
JPH07233329A (ja) * | 1993-12-27 | 1995-09-05 | Toray Ind Inc | チューブ状液晶ポリマ組成物、そのペレットおよび成形品 |
JPH07292261A (ja) * | 1994-04-28 | 1995-11-07 | Toray Ind Inc | 液晶性樹脂成形品 |
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DE3884546T3 (de) * | 1987-10-02 | 2000-03-23 | Polyplastics Co. Ltd., Osaka | Verfahren zur Oberflächenbehandlung von Gegenständen aus flüssigkristallinem Polyesterharz. |
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1996
- 1996-12-18 KR KR1019970703210A patent/KR970707219A/ko not_active Application Discontinuation
- 1996-12-18 CA CA002203130A patent/CA2203130A1/en not_active Abandoned
- 1996-12-18 EP EP96942562A patent/EP0810298A4/en not_active Withdrawn
- 1996-12-18 WO PCT/JP1996/003687 patent/WO1997022730A1/ja not_active Application Discontinuation
- 1996-12-19 TW TW085115693A patent/TW363991B/zh active
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JPH06157921A (ja) * | 1992-11-25 | 1994-06-07 | Toray Ind Inc | 樹脂組成物の製造方法および樹脂組成物成形品の製造方法 |
JPH07179743A (ja) * | 1993-11-11 | 1995-07-18 | Polyplastics Co | 合成樹脂組成物及びその成形体 |
JPH07233329A (ja) * | 1993-12-27 | 1995-09-05 | Toray Ind Inc | チューブ状液晶ポリマ組成物、そのペレットおよび成形品 |
JPH07292261A (ja) * | 1994-04-28 | 1995-11-07 | Toray Ind Inc | 液晶性樹脂成形品 |
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Title |
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TOSHIO OKAMURA, "Application of Electroless Plating", TOKYO: KOZUE SHOTEN, 15 December 1991, pages 88-89. * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112236468A (zh) * | 2018-06-12 | 2021-01-15 | 伊梅斯切公司 | 矿物填料的新应用 |
CN112236468B (zh) * | 2018-06-12 | 2023-08-08 | 伊梅斯切公司 | 矿物填料的新应用 |
US12037476B2 (en) | 2018-06-12 | 2024-07-16 | Imertech Sas | Uses of mineral fillers |
Also Published As
Publication number | Publication date |
---|---|
EP0810298A4 (en) | 1998-04-01 |
EP0810298A1 (en) | 1997-12-03 |
KR970707219A (ko) | 1997-12-01 |
TW363991B (en) | 1999-07-11 |
CA2203130A1 (en) | 1997-06-19 |
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