CN108996922A - The glass fiber treating compound of enhancing structure type SMC a kind of and its application in production roving - Google Patents
The glass fiber treating compound of enhancing structure type SMC a kind of and its application in production roving Download PDFInfo
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- CN108996922A CN108996922A CN201710421848.5A CN201710421848A CN108996922A CN 108996922 A CN108996922 A CN 108996922A CN 201710421848 A CN201710421848 A CN 201710421848A CN 108996922 A CN108996922 A CN 108996922A
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- 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
- C03C25/24—Coatings containing organic materials
- C03C25/26—Macromolecular compounds or prepolymers
- C03C25/32—Macromolecular compounds or prepolymers obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
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- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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Abstract
The invention discloses the glass fiber treating compound of enhancing structure type SMC a kind of and its applications in production roving.The size includes following component: coupling agent, film forming agent, lubricant, pH adjusting agent and water, the coupling agent is silane coupling agent, and the film forming agent is the mixture of non-crosslinked type bisphenol A-type polyester emulsion, cross-linking type unsaturated polyester emulsion, middle high molecular weight bisphenol A type epoxy emulsion.The present invention provides the sizes in production application of the enhancing structure type SMC sheet in Non-twisting glass fibre rove, the Non-twisting glass fibre rove produced using the size have the advantages that filoplume it is few, leaching wear speed is fast, choppability is good, production smoothness it is good, with enhance resin compatible it is good, the mechanical strength of glass fibre reinforced composion product can be greatly improved, SMC moulding process is suitable for.
Description
(1) technical field
The present invention relates to a kind of glass fiber treating compound and its application in production roving, especially a kind of glass infiltration
Agent and its production application of the enhancing structure type SMC sheet in Non-twisting glass fibre rove.
(2) background technique
Sheet molding compound (SMC) is that chopped strand or felt are impregnated with unsaturated polyester resin, obtained thin after thickening
Sheet molding compound can be divided into structural type and class-A surfaces type, and wherein structural type is the intensity for emphasizing product；Class-A surfaces are to emphasize to make
Product surface effect, same effect and level will be reached and paint by refering in particular to products appearance.At present extensively in traffic, building, instrument
Instruments and meters and other each industrial circles are applied.The most common matrix resin of SMC is unsaturated polyester resin.It is formed in SMC
In technique, the degree of cross linking of glass fiber treating compound is very important, and is to influence the molding key factor of SMC, if the degree of cross linking
Too small, glass dissipates into monofilament after already dissolution, and resin penetration speed is slow, and glass cannot effectively disperse in resin, glass occurs
Fine content is uneven, reduces SMC product strength and surface property；If the degree of cross linking is too high, and will affect glass and matrix resin
Compatibility, influence the intensity of product.The film forming agent of existing SMC glass fiber treating compound be mainly universal polyvinyl acetate emulsion,
Polyester emulsion, epoxy emulsion, polyaminoester emulsion, acrylic emulsion mix, and can be contained by the polyvinyl acetate of cross-linking type
Amount adjusts to adjust the styrene solution rate of glass fiber treating compound, improves leaching and wears speed, due to polyvinyl acetate and matrix tree
Lipid type is different, and compatible is not fine, it may appear that various problem, as glass fiber reinforced plastics product mechanical strength is low, strength fluctuation
Greatly, the problems such as yield rate is low.Therefore it is unfavorable for using and promoting for current SMC moulding process.
(3) summary of the invention
The technical problem to be solved in the present invention is to provide a kind of size and its in production enhancing structure type SMC sheet nothing
The application in fibre glass roving is twisted, the Non-twisting glass fibre rove produced using the size is few with filoplume, speed is worn in leaching
Fastly, the advantage that choppability is good, production smoothness is good, good with resin (unsaturated polyester resin) compatibility of enhancing, can substantially mention
The mechanical strength of high glass fibre reinforced composion product is suitable for SMC moulding process.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of size includes following component: coupling agent, film forming agent, lubricant, pH adjusting agent and water, the idol
Connection agent be silane coupling agent, the film forming agent be non-crosslinked type bisphenol A-type polyester emulsion, cross-linking type unsaturated polyester emulsion,
The mixture of middle high molecular weight bisphenol A type epoxy emulsion, bisphenol-A type ring in the middle high molecular weight bisphenol A type epoxy emulsion
The epoxide equivalent of oxygen resin is 1200~3600g/eq, and the cross-linking type unsaturated polyester emulsion, non-crosslinked type bisphenol A-type are poly-
The ratio that the solid masses of ester lotion and middle high molecular weight bisphenol A type epoxy emulsion three account for film forming agent total solid quality is respectively
60~80%, 10~20% and 10~20%；Based on the size, the content of each component is indicated such as with mass percent
Under, wherein the content of film forming agent is the percentages that size quality is accounted for its solid masses:
(1) silane coupling agent: 0.1~2.0%；
(2) film forming agent: 5.0~35.0%；
(3) lubricant: 0.03~3.0%；
(4) pH adjusting agent: 0.01~2.0%；
(5) water: surplus.
Further, the size is made of coupling agent, film forming agent, lubricant, pH adjusting agent and water.
Size of the present invention can be preferably compatible with unsaturated polyester resin, wherein the molecular structure of film forming agent
Matrix resin dissolution close with the resin of enhancing, can allowing glass that can quickly be enhanced.
Film forming agent is most important component in size, plays conclusive influence to the processing performance of glass fibre.Film forming
Main component of the agent as size plays the role of the compatibility protected glass, improve glass and basic resin, should expire
The quick impregnability of sufficient glass and the smoothness requirement in later process, ensure that lousiness is few, during glass is chopped again
Good dispersion can be uniformly mixed with matrix resin.The film forming agent of conventional enhancing structure type SMC glass fiber treating compound mainly has polyester
Several classes such as lotion, epoxy emulsion, polyvinyl acetate emulsion, polyurethanes lotion, acrylic emulsions.The film forming that the present invention uses
The preferred cross-linking type unsaturated polyester emulsion of agent, non-crosslinked type bisphenol A-type polyester emulsion and middle high molecular weight bisphenol A type epoxy emulsion
Combination.The middle high molecular weight bisphenol A type epoxy emulsion, emulsion particle diameter is between 0.2~3.0 micron, acetone solution rate
Between 10~40 DEG C, epoxide equivalent is 1200~3600g/eq by 50~95%, Tg；It is preferred that the middle high molecular weight bisphenol
A type epoxy emulsion is flexibility bisphenol type epoxy lotion of the epoxide equivalent in the polyester modification of 1800~3000g/eq, and newborn
For liquid partial size between 0.3~2.0 micron, acetone solution rate is 60~90%, Tg between 15~36 DEG C.The non-crosslinked type
Bisphenol A-type polyester emulsion, the film after drying can be dissolved in styrene, Tg between 9~32 DEG C, preferred molecular weight be 4500~
7000, have the characteristics that comparatively fast to be dissolved in styrene, partial size is between 0.2~1.0 micron, styrene dissolution rate 70~100%.Institute
Cross-linking type unsaturated polyester emulsion is stated with highly cross-linked property, preferred molecular weight is 1400~3400, is dissolved in styrene more slowly；Most
Good is cross-linking type metaphenylene unsaturated polyester emulsion, and partial size is between 0.2~1.0 micron, and styrene dissolution rate is less than 20%.
In the size, the total content of film forming agent is 5.0~35.0%, more preferably 10.0~30.0%, most preferably 12.0~
28.0%.
In the present invention, film forming agent selects cross-linking type unsaturated polyester emulsion, non-crosslinked type bisphenol A-type polyester cream in size
The mixture of liquid and middle high molecular weight bisphenol A type epoxy emulsion, the content ratio of three determine the wetting-out rate of size
And the stiffness and chopped dispersibility of glass, it plays a decisive role to SMC performance.Preferably, cross-linking type unsaturated polyester emulsion
Solid masses account for film forming agent total solid quality ratio be 60~80%, the solid matter of non-crosslinked type bisphenol A-type polyester emulsion
The ratio that amount accounts for film forming agent total solid quality is 10~20%, and the solid masses of middle high molecular weight bisphenol A type epoxy emulsion is accounted for into
The ratio of film total solid quality is 10~20%；Still more preferably, the solid masses of cross-linking type unsaturated polyester emulsion accounts for
The ratio of film forming agent total solid quality is 60~71%, and it is total that the solid masses of non-crosslinked type bisphenol A-type polyester emulsion accounts for film forming agent
The ratio of solid masses is 10~20%, and the solid masses of middle high molecular weight bisphenol A type epoxy emulsion accounts for film forming agent total solid matter
The ratio of amount is 10~20%.
The coupling agent that the present invention uses is cationic styrene amine functional silicane coupling agent and methacryloxypropyl silane
The compound of coupling agent.The total content of coupling agent is 0.1~2.0%, preferably 0.3~1.5%, most preferably 0.5~0.6%；
Wherein the ratio between content of cationic styrene amine functional silicane coupling agent and methacryloxypropyl silane coupling agent is 1:5~5:
1。
In the present invention, lubricant uses cationic polyalkene amines, surfactant alkyl imidazoline derivatives, nonionic first
The combination of one or more of base phenyl silicone oil.Lubricant content is 0.03~3.0%, preferably 0.03~2.0%, optimal
It is selected as 0.03~1.2%.
In the present invention, pH adjusting agent is selected from one of following: acetic acid, citric acid, formic acid, ammonium hydroxide, organic amine.PH value tune
The content for saving agent is 0.01~2.0%, preferably 0.04~1.5%.
Preferably, it is based on the size, the content of each component is expressed as follows with mass percent:
(1) silane coupling agent: 0.3~1.5%
(2) film forming agent: 10.0~30.0%
(3) lubricant: 0.03~2.0%
(4) pH adjusting agent: 0.04~1.5%
(5) water: surplus.
Include following component it is furthermore preferred that the size: coupling agent, film forming agent, lubricant, pH adjusting agent and
Water, based on the size, the content of each component is expressed as follows with mass percent:
(1) silane coupling agent: 0.3~1.5%
(2) film forming agent: 10.0~30.0%
(3) lubricant: 0.03~2.0%
(4) pH adjusting agent: 0.04~1.5%
(5) water: surplus
The film forming agent is non-crosslinked type bisphenol A-type polyester emulsion, cross-linking type unsaturated polyester emulsion, middle high molecular weight
The mixture of bisphenol type epoxy lotion, wherein the cross-linking type unsaturated polyester emulsion, non-crosslinked type bisphenol A-type polyester cream
The ratio that liquid and the solid masses of middle high molecular weight bisphenol A type epoxy emulsion three account for film forming agent total solid quality is respectively as follows: 60
~71%, 10~20% and 10~20%.；The middle high molecular weight bisphenol A type epoxy emulsion, epoxide equivalent be 1200~
3600g/eq；The non-crosslinked type bisphenol A-type polyester emulsion, molecular weight are 4500~7000；The cross-linking type unsaturation is poly-
Ester lotion is cross-linking type metaphenylene unsaturated polyester emulsion, and molecular weight is 1400~3400；
The coupling agent is cationic styrene amine functional silicane coupling agent and methacryloxypropyl silane coupling agent
Compound, wherein the ratio between the content of cationic styrene amine functional silicane coupling agent and methacryloxypropyl silane coupling agent
For 1:5~5:1；
Lubricant uses cationic polyalkene amines, surfactant alkyl imidazoline derivatives, non-ionic methyl phenyl silicon
The combination of one or more of oil；
PH adjusting agent is selected from one of following: acetic acid, citric acid, formic acid, ammonium hydroxide, organic amine.
Still more preferably, the size includes following component: coupling agent, film forming agent, lubricant, pH value tune
Agent and water are saved, based on the size, the content of each component is expressed as follows with mass percent:
(1) silane coupling agent: 0.5~0.6%
(2) film forming agent: 12.0~28.0%
(3) lubricant: 0.03~1.2%
(4) pH adjusting agent: 0.04~1.5%
(5) water: surplus.
Still more preferably, the middle high molecular weight bisphenol A type epoxy emulsion is epoxide equivalent in 1800~3000g/
The flexibility bisphenol type epoxy lotion of the polyester modification of eq.
Again still more preferably, the size is made of coupling agent, film forming agent, lubricant, pH adjusting agent and water.
Size of the present invention, which can be used, to be prepared as follows:
1, it pre-dispersed cationic styrene amine functional group's silane coupling agent: is first added in a clean coupling agent disperser
PH adjusting agent is added in the deionized water of cationic styrene amine functional group base silane coupling agent weight 1/4, stirs 4~5 points
Clock, then be slowly added under stirring the silane coupling agent of cationic styrene amine functional group, stirring 25~30 minutes is to saturating
It is bright；
2, it dispersible cationic styrylamine functional group silane coupling agent: is first first added in a clean coupling agent disperser
The deionized water of about 10 times of pre-dispersed cationic styrene amine functional group base silane coupling agent weight adds pH value adjusting
Agent, it is even that pH value control is slowly added to pre-dispersed cationic styrene amine functional group base silane under 3.5~5.0, stirring
Join agent, stirs to clarify；
3, disperse methacryloxypropyl silane coupling agent: being first first added about 50 times in a clean coupling agent disperser
In the deionized water of methacryloxypropyl silane coupling agent weight, add pH adjusting agent, pH value control 3.5~4.0,
It is slowly added to methacryloxypropyl silane coupling agent under stirring, stirs to clarify；
4, it predissolve and dilutes lubricant: will be moistened with about 80 DEG C of the deionized water that dosage is 10~15 times of lubricant weight
Lubrication prescription dissolved dilution is at unsaturated solution；
5, other raw materials are diluted with about 2~3 times of deionized water dissolving respectively；
Charging sequence are as follows: the deionized water → silane coupling agent point for preparing size weight 1/3 is first put into preparing kettle
Dispersion liquid → film forming agent → lubricant solution → adds the deionized water of surplus.Continue stirring 20~25 minutes after adding material,
The pH value of infiltration agent solution is controlled by the way that pH adjusting agent is added in process for preparation simultaneously.
The used in amounts of each component meets proportionate relationship of the present invention during made above, and those skilled in the art can
Above-mentioned preparation method to be adaptively adjusted according to the actual situation.
The present invention also provides the size in production enhancing structure type SMC sheet in Non-twisting glass fibre rove
Using.
In the present invention, LOI (combustible content) general control of glass fibre yarn is between 0.70~1.80%, specific used in amounts
To need performance indicator to be achieved and experimental results determine from product according to performance of raw material itself, LOI 1.00~
1.60% can meet manufacturing technique requirent.
Non-twisting glass fibre rove of the present invention, the drawing process generally used is 400~3200 hole platinum bushing plate
Wire drawing, every final precursor are combineeed by 200~400 monofilament, are synthesized by 200 monofilament, single fiber diameter control
For system at 12~16 microns, microwave and hot-air seasoning is can be used in stoving process, and optimal drying mode is using hot-air seasoning, drying
Time is 10~16 hours, and specific technique of baking can be depending on drying film forming situation and migration situation.Final product is former
Silk number is 2400~4800tex, can be produced according to the demand of client.Had using the glass fibre yarn that size of the invention produces
There is the features such as choppability is good, accelerates wearing property of glass leaching, can improve the mechanical strength of fiberglass reinforced unsaturated polyester (UP).
Invention further provides a kind of Non-twisting glass fibre rove enhancing structure type SMC sheet, the non-twist glass
Fiber roving is made using the size.
In the present invention, the preparation of Non-twisting glass fibre rove enhancing structure type SMC sheet uses common process.
Compared with prior art, the present invention its advantages are embodied in:
A) film forming agent in existing size selects normal polyester and PVAc emulsion mixture, and the present invention selects cross-linking type
The mixture of unsaturated polyester (UP) class lotion, non-crosslinked type bisphenol A-type polyesters lotion and middle high molecular weight bisphenol A type epoxy emulsion
As film forming agent, the solution rate of the styrene of glass fiber treating compound can control, improve leaching in SMC sheet production process and wear speed
Degree improves production efficiency, is polyester resin additionally, due to the main film forming agent of size, close with matrix resin structure, can be improved
The mechanical strength of product；In addition, the epoxy resin latex of macromolecular bisphenol A type uses in, the boundling of glass can be improved
Property, filoplume is reduced, the smoothness of production is improved.
B) traditional silane coupling agents are used in tradition infiltration agent prescription, it is preferable to use cationic styrene amine functions by the application
Group's base silane coupling agent and γ-methacryloxy trimethoxy silane compound can be improved greatly as coupling agent
The choppability of glass simultaneously improves glass and matrix resin interface, while improving the mechanical strength of composite product.
(4) specific embodiment
With specific embodiment, the following further describes the technical solution of the present invention below, but protection scope of the present invention is not
It is limited to this:
Raw material operation instruction:
The TX-120 that cross-linking type unsaturated polyester emulsion (being denoted as emulsion film forming agent A) is produced using megalith chemical plant；
Non-crosslinked type bisphenol A-type polyester emulsion (being denoted as emulsion film forming agent B) is DSM N. V. production Neoxil 2105；
Middle high molecular weight bisphenol A type epoxy emulsion (being denoted as emulsion film forming agent C) is HEXION company production EPI-
REZresin3540；
The ratio that the solid masses of emulsion film forming agent A, B, C three accounts for film forming agent total solid quality is general are as follows:
A accounts for 60~80%；B accounts for 10~20%；C accounts for 10~20%.It can guarantee the convergence of size in this way, raising is impregnated with
Speed.
Lubricant uses the kation alkyl imidazolidine derivatives Cationic using the production of EVONIK company of Germany
SoftenerConc.Flakes；
PH adjusting agent uses acetic acid；
Silane coupling agent uses Mai Tu company of U.S. A-174 (being denoted as coupling agent A) and Germany EVONIKDynasylan1178
(being denoted as coupling agent B).
The final ph control of size is controlled in 4.0~7.0, LOI value 1.0~1.8%.
Table 1 is that (numerical value therein is the weight percent of size, the weight percent of film forming agent for the examples of some formulas
Than the percentages for accounting for size quality with its solid masses):
| Component | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 | Example 7 | Example 8 |
| Coupling agent A | 0.1 | 0.2 | 0.4 | 0.5 | 0.3 | 0.3 | 0.4 | 0.5 |
| Coupling agent B | 0.45 | 0.3 | 0.2 | 0.1 | 0.3 | 0.3 | 0.2 | 0.2 |
| Lubricant | 0.03 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.8 |
| Film forming agent A | 15.5 | 13 | 12 | 12.2 | 12 | 11 | 9.5 | 8.5 |
| Film forming agent B | 4.5 | 4 | 3 | 2.5 | 3 | 2.5 | 2.2 | 2 |
| Film forming agent C | 4 | 3.5 | 3.5 | 3.4 | 2 | 2.5 | 2.5 | 1.5 |
| PH adjusting agent | 0.1 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 2 |
| Deionized water | Surplus | Surplus | Surplus | Surplus | Surplus | Surplus | Surplus | Surplus |
| LOI (%) | 1.80 | 1.60 | 1.40 | 1.35 | 1.25 | 1.20 | 1.10 | 1.00 |
The drawing process that this experiment uses divides for 2400 hole platinum bushing plates three has drawn four beam splitting wire drawings, every final original
Silk is combineeed by 200 monofilament, and single fiber diameter control is at 14 microns, and stoving process is using hot-air seasoning, and drying time is
12 hours.It is produced into the assembled roving of 4800Tex.
Comparative example: coupling agent Dynasylan MEMO:0.50%, film forming agent D (unsaturated polyester emulsion DSM
Nexil966): 9.0%, film forming agent E (polyvinyl acetate emulsion Vinamul8852): 8%, film forming agent F (polyaminoester emulsion DIC
1980): 1.5%, antistatic agent Nexil AO83634:0.2%, lubricant DSM LC88710:0.25%, deionized water: remaining
Amount.
The glass fibre assembled roving enhancing structure type SMC sheet work produced using these formulation examples and comparative example
Skill, using rich water chestnut FL-9508 unsaturated polyester (UP), test result is as follows:
| Test performance | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 | Example 7 | Example 8 | Comparative example |
| Acetone solution (%) | 65 | 55 | 51 | 62 | 61 | 59 | 65 | 72 | 60 |
| Choppability (g/min) | 1510 | 1190 | 1470 | 1390 | 1350 | 1280 | 1257 | 1380 | 1051 |
| Wetting-out rate (S) | 121 | 145 | 133 | 152 | 124 | 137 | 143 | 141 | 178 |
| Filoplume amount (mg) | 0.07 | 0.12 | 0.14 | 0.12 | 0.06 | 0.33 | 0.71 | 0.34 | 0.64 |
| Tensile strength (Mpsi) | 11.9 | 11.1 | 11.9 | 11.4 | 11.2 | 11.3 | 11.9 | 11.4 | 10.3 |
| Bending strength (Mpsi) | 28.2 | 27.1 | 27.5 | 27.6 | 28.3 | 27.5 | 27.3 | 27.8 | 26.7 |
| Glass fiber content (%) | 26.96 | 27.02 | 26.99 | 27.04 | 27.11 | 26.94 | 27.16 | 26.96 | 26.83 |
The above test data is tested according to general glass fiber product test method, and wherein tensile strength presses ASTM D638
Standard testing, bending strength press ASTM D790 standard testing.From above formula test case, it will be seen that example
1 and 5 are best suitable for the requirement of design, and product strength is higher than routine, and choppability is also relatively conventional good, other can satisfy substantially generally wants
It asks, but the above ratio still has the space of optimization.
The embodiment of the present invention be according to SMC production technology feature, by the selection of size raw material, formula it is excellent
Change, using the glass fibre production technology of suitable maturation, produces and meet the structural type SMC of high-end customer demand and produced with glass
Product.
Claims (10)
1. a kind of size includes following component: coupling agent, film forming agent, lubricant, pH adjusting agent and water, the coupling
Agent is silane coupling agent, the film forming agent be non-crosslinked type bisphenol A-type polyester emulsion, cross-linking type unsaturated polyester emulsion, in
The mixture of high molecular weight bisphenol A type epoxy emulsion, bisphenol type epoxy in the middle high molecular weight bisphenol A type epoxy emulsion
The epoxide equivalent of resin is 1200~3600g/eq, the cross-linking type unsaturated polyester emulsion, non-crosslinked type bisphenol A-type polyester
It is respectively 60 that the solid masses of lotion and middle high molecular weight bisphenol A type epoxy emulsion three, which account for the ratio of film forming agent total solid quality,
~80%, 10~20% and 10~20%；Based on the size, the content of each component is indicated such as with the percentage of quality
Under, wherein the content of film forming agent is the percentages that size quality is accounted for its solid masses:
(1) silane coupling agent: 0.1~2.0%；
(2) film forming agent: 5.0~35.0%；
(3) lubricant: 0.03~3.0%；
(4) pH adjusting agent: 0.01~2.0%；
(5) water: surplus.
2. size as described in claim 1, it is characterised in that: the size by coupling agent, film forming agent, lubricant,
PH adjusting agent and water are made.
3. size as claimed in claim 1 or 2, it is characterised in that: the content of each component is expressed as follows with mass percent:
(1) silane coupling agent: 0.3~1.5%
(2) film forming agent: 10.0~30.0%
(3) lubricant: 0.03~2.0%
(4) pH adjusting agent: 0.04~1.5%
(5) water: surplus.
4. size as claimed in claim 3, it is characterised in that: the content of each component is expressed as follows with mass percent:
(1) silane coupling agent: 0.5~0.6%
(2) film forming agent: 12.0~28.0%
(3) lubricant: 0.03~1.2%
(4) pH adjusting agent: 0.04~1.5%
(5) water: surplus.
5. the size as described in one of Claims 1 to 4, it is characterised in that: the film forming agent is non-crosslinked type bisphenol A-type
Polyester emulsion, cross-linking type unsaturated polyester emulsion, middle high molecular weight bisphenol A type epoxy emulsion mixture, wherein the friendship
Connection type unsaturated polyester emulsion, non-crosslinked type bisphenol A-type polyester emulsion and middle high molecular weight bisphenol A type epoxy emulsion three consolidate
The ratio that weight accounts for film forming agent total solid quality is respectively as follows: 60~71%, 10~20% and 10~20%.
6. the size as described in one of Claims 1 to 4, it is characterised in that: the non-crosslinked type bisphenol A-type polyester cream
Liquid, molecular weight are 4500~7000；The cross-linking type unsaturated polyester emulsion is cross-linking type metaphenylene unsaturated polyester emulsion, point
Son amount is 1400~3400.
7. size as claimed in claim 6, it is characterised in that: the middle high molecular weight bisphenol A type epoxy emulsion is ring
Flexibility bisphenol type epoxy lotion of the oxygen equivalent in the polyester modification of 1800-3000g/eq.
8. the size as described in one of claims 1 to 3, it is characterised in that: the coupling agent is cationic styrene amine
The compound of functional silane coupling agent and methacryloxypropyl silane coupling agent, wherein cationic styrene amine functional silicane is even
Joining the ratio between content of agent and methacryloxypropyl silane coupling agent is 1:5~5:1.
9. size as claimed in claim 5, it is characterised in that: lubricant uses cationic polyalkene amines, surfactant
The combination of one or more of alkyl imidazoline derivatives, non-ionic methyl phenyl silicone oil；PH adjusting agent be selected from it is following it
One: acetic acid, citric acid, formic acid, ammonium hydroxide, organic amine；The non-crosslinked type bisphenol A-type polyester emulsion, molecular weight 4500
~7000；The cross-linking type unsaturated polyester emulsion is cross-linking type metaphenylene unsaturated polyester emulsion, molecular weight is 1400~
3400；The middle high molecular weight bisphenol A type epoxy emulsion is epoxide equivalent in the soft of the polyester modification of 1800~3000g/eq
Toughness bisphenol type epoxy lotion；The coupling agent is cationic styrene amine functional silicane coupling agent and methacryloxypropyl
The compound of base silane coupling agent, wherein cationic styrene amine functional silicane coupling agent and methacryloxypropyl silane are coupled
The ratio between content of agent is 1:5~5:1.
10. size as described in claim 1 answering in production enhancing structure type SMC sheet Non-twisting glass fibre rove
With.
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| CN112830688A (en) * | 2021-04-16 | 2021-05-25 | 巨石集团有限公司 | Impregnating compound for glass fiber and preparation and application thereof |
| CN113072308A (en) * | 2021-03-25 | 2021-07-06 | 邢台金牛玻纤有限责任公司 | Low-chroma BMC (bulk molding compound) glass fiber impregnating compound |
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