CN103422356A - Electronic grade glass fiber cloth surface treating agent and method for producing glass fiber cloth - Google Patents
Electronic grade glass fiber cloth surface treating agent and method for producing glass fiber cloth Download PDFInfo
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- CN103422356A CN103422356A CN2012101609427A CN201210160942A CN103422356A CN 103422356 A CN103422356 A CN 103422356A CN 2012101609427 A CN2012101609427 A CN 2012101609427A CN 201210160942 A CN201210160942 A CN 201210160942A CN 103422356 A CN103422356 A CN 103422356A
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- glass fiber
- fiber cloth
- surface conditioning
- electronic
- conditioning agent
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Abstract
The invention discloses an electronic grade glass fiber cloth surface treating agent. The surface treating agent comprises the following ingredients, by weight, 0.3%-0.9% of silane coupling agents, 0.3%-0.8% of acidity regulators, and 0.1%-0.5% of surfactants, the balance being deionized water. The glass fiber cloth after treated by the electronic grade glass fiber cloth surface treating agent has good heat resistant performance, good water resistant performance and good wetting property, and has good combination with resins.
Description
Technical field
The present invention's invention relates to a kind of surface conditioning agent, is specifically related to a kind of electronic-grade glass fiber cloth surface conditioning agent of printed circuit board insulation reinforcing material and method of producing glass fabric thereof of being applied to.
Background technology
Electronic-grade glass fiber cloth is Inorganic Non-metallic Materials, resin is organic structure, when doing the printed circuit plate substrate, chemical reaction can't directly occur in the two, in order to make the two effective combination, usually to apply one deck finishing agent on the glass fabric surface, this finishing agent molecule two ends are respectively inorganic functional group and organo-functional group, combine closely in inorganic functional group and glass fabric surface, organo-functional group and resin reaction combination, thereby the fiberglass surfacing performance is improved, become can with resin affinity the interface of combining closely.
Growing along with science and technology, electronic product is also to little, light, thin future development, and the printed circuit plate substrate also is required high density, multiple stratification, and requires can high accuracy complete to improve reliability interconnected and that install in the boring of printed circuit plate substrate.Like this performance of electronic-grade glass fiber cloth is just had higher requirement, will be sooner while requiring electronic-grade glass fiber cloth and resin impregnated, more even.
If finishing agent applies inhomogeneous or finishing agent and can't be penetrated between every monofilament of glass fabric on glass fabric surface, will directly affect combining closely of glass cloth and resin, thereby the reliability of the board substrate of formation is had a strong impact on.Make its heat resistance after sheet material, water resistance etc. and all will improve constantly, increased production cost.
Therefore, a kind of can make the glass fabric heat resistance better, water resistance is strong, impregnation is fast, with resin better the electronic-grade glass fiber cloth surface conditioning agent of combination urgently occur.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of can make the glass fabric heat resistance better, water resistance is strong, impregnation is fast, with the better electronic-grade glass fiber cloth surface conditioning agent of combination of resin.
For achieving the above object, technical scheme of the present invention is as follows: a kind of electronic-grade glass fiber cloth surface conditioning agent comprises the component of following mass percent: silane coupling agent 0.3%-0.9%, acid regulator 0.3%-0.8%, surfactant 0.1%-0.5%, all the other are deionized water;
Described silane coupling agent general formula is (Y(CH
2) n SiX
3), n=0-3;
Structural formula is
Wherein, R
1,R
2For alkyl;
X represents hydrolyzable groups, methoxyl group, ethyoxyl, acetoxyl group or halogen;
Y represents organo-functional group, is vinyl, amino, methacryloxy etc.
Preferably, comprise the component of following mass percent: silane coupling agent 0.5%-0.8%, acid regulator 0.4%-0.7%, surfactant 0.2%-0.4%, all the other are deionized water.
Preferably, comprise the component of following mass percent: silane coupling agent 0.6%-0.7%, acid regulator 0.5%-0.6%, surfactant 0.25%-0.35%, all the other are deionized water.
Preferably, comprise the component of following mass percent: silane coupling agent 0.65%, acid regulator 0.55%, surfactant 0.3%, all the other are deionized water.
Preferably, described acid regulator is acetic acid.
Preferably, described surfactant is silicone based non-ionic surface active agent.
Preferably, the pH of described surface conditioning agent is 2-7.
A kind of electronic-grade glass fiber cloth surface conditioning agent is produced the method for glass fabric, adopts described electronic-grade glass fiber cloth surface conditioning agent, and concrete steps comprise:
(1) glass fabric is through the Overheating Treatment destarch;
(2) carry out surface clean by deionized water again;
(3) surface conditioning agent is flooded above-mentioned glass fabric, add successively deionized water, acid regulator, surfactant, then drip silane coupling agent, when solution temperature reaches 35 ℃-45 ℃, interval drips silane coupling agent, with this, guarantees that solution temperature is at 35 ℃-45 ℃;
(4) above-mentioned glass fabric is dried to rolling.
Preferably, silane coupling agent: acid regulator: surfactant: deionized water quality percentage is 8:6:2:1000.
Pass through technique scheme, the beneficial effect of the technical program of the present invention is: a kind of electronic-grade glass fiber cloth surface conditioning agent, the component that comprises following mass percent: silane coupling agent 0.3%-0.9%, acid regulator 0.3%-0.8%, surfactant 0.1%-0.5%, all the other are deionized water; Adopt electronic-grade glass fiber cloth surface conditioning agent provided by the present invention, the glass fabric after processing by described surface conditioning agent, heat resistance is better, water resistance is strong, impregnation is fast, with better combination of resin.
The specific embodiment
Below will the technical scheme in the embodiment of the present invention be clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
The invention provides a kind of can make the glass fabric heat resistance better, water resistance is strong, impregnation is fast, with the better electronic-grade glass fiber cloth surface conditioning agent of combination of resin.
Embodiment 1,
A kind of electronic-grade glass fiber cloth surface conditioning agent comprises the component of following mass percent: silane coupling agent 0.3%, and acid regulator 0.3%, surfactant 0.1%, all the other are deionized water;
Described silane coupling agent general formula is (Y(CH
2) n SiX
3), n=0-3;
Structural formula is
Wherein, R
1,R
2For alkyl;
X represents hydrolyzable groups, methoxyl group, ethyoxyl, acetoxyl group or halogen;
Y represents organo-functional group, is vinyl, amino, methacryloxy etc.
In technique scheme, described acid regulator is acetic acid, and described surfactant is silicone based non-ionic surface active agent, by detecting to such an extent that the pH of described surface conditioning agent is 2-7.
A kind of electronic-grade glass fiber cloth surface conditioning agent is produced the method for glass fabric, adopts described electronic-grade glass fiber cloth surface conditioning agent, and concrete steps comprise:
(1) glass fabric is through the Overheating Treatment destarch;
(2) carry out surface clean by deionized water again;
(3) surface conditioning agent is flooded above-mentioned glass fabric, add successively deionized water, acid regulator, surfactant, then drip silane coupling agent, when solution temperature reaches 35 ℃-45 ℃, interval drips silane coupling agent; When if temperature does not reach limited range, drip continuously silane coupling agent, guarantee that with this solution temperature is at 35 ℃-45 ℃, guarantee carrying out smoothly of solution;
(4) above-mentioned glass fabric is dried to rolling.
Embodiment 2,
All the other are same as the previously described embodiments, and difference is, a kind of electronic-grade glass fiber cloth surface conditioning agent comprises the component of following mass percent: silane coupling agent 0.9%, and acid regulator 0.8%, surfactant 0.5%, all the other are deionized water.
Embodiment 3,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.5%, and acid regulator 0.4%, surfactant 0.2%, all the other are deionized water.
Embodiment 4,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.8%, and acid regulator 0.7%, surfactant 0.4%, all the other are deionized water.
Embodiment 5,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.6%, and acid regulator 0.5%, surfactant 0.25%, all the other are deionized water.
Embodiment 6,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.7%, and acid regulator 0.6%, surfactant 0.35%, all the other are deionized water.
Embodiment 7,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.65%, and acid regulator 0.55%, surfactant 0.3%, all the other are deionized water.
Embodiment 8,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0., 3 %, and acid regulator 0.5%, surfactant 0.1%, all the other are deionized water.
Embodiment 9,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.5%, and acid regulator 0.4%, surfactant 0.3%, all the other are deionized water.
Embodiment 10,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.6%, and acid regulator 0.8%, surfactant 0.5%, all the other are deionized water.
Embodiment 11,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.75%, and acid regulator 0.4%, surfactant 0.2%, all the other are deionized water.
Embodiment 12,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.9%, and acid regulator 0.7%, surfactant 0.1%, all the other are deionized water.
Embodiment 13,
All the other are same as the previously described embodiments, and difference is, comprises the component of following mass percent: silane coupling agent 0.8%, and acid regulator 0.6%, surfactant 0.2%, all the other are deionized water.
In the technical program, described silane coupling agent: acid regulator: surfactant: deionized water quality percentage is that 8:6:2:1000 is allocated.
To above-described embodiment sampled (embodiment 8-13) detect, by by surface conditioning agent the glass fabric after to destarch processed, its performance relatively.
Heat resistance test: respectively surface conditioning agent is processed to glass fabric later and make sheet material, cut into again the 5CM*5CM*1.2MM plank, clamp sample with crucible tongs, be positioned over gently in 288 ℃ of tin stoves and carry out the heat resistance test, see that sheet material whether can plate bursting, bubble, layering of sheet material inefficacy be described, test as following table 1:
Glass fabric heat resistance test (table 1)
| Sequence number | The finishing agent type | One hour | Two hours | Three hours | Four hours | Five hours |
| 1 | Embodiment 13 | Do not blow | Do not blow | Do not blow | Do not blow | Blow |
| 2 | Embodiment 8 | Do not blow | Do not blow | Do not blow | Blow | -- |
| 3 | Embodiment 9 | Do not blow | Do not blow | Blow | Blow | -- |
| 4 | Embodiment 10 | Do not blow | Do not blow | Blow | Blow | -- |
| 5 | Embodiment 11 | Do not blow | Do not blow | Blow | -- | -- |
| 6 | Embodiment 12 | Do not blow | Do not blow | Blow | -- | -- |
Above-mentioned sheet material water absorption rate test: water absorption rate refers to and at a certain temperature material is soaked in water to the percentage by weight increased after certain hour.The above-mentioned electronics cloth of processing with the different disposal agent is made respectively to 5CM*5CM*1.2MM sheet material and is positioned in water, measure its hydroscopicity as following table 2:
Glass fabric water imbibition test (table 2)
| Sequence number | The finishing agent type | One hour | Two hours | Three hours | Four hours | Five hours |
| 1 | Embodiment 13 | 0.27 | 0.35 | 0.41 | 0.48 | 0.50 |
| 2 | Embodiment 8 | 0.29 | 0.37 | 0.44 | 0.50 | 0.56 |
| 3 | Embodiment 9 | 0.29 | 0.36 | 0.43 | 0.51 | 0.52 |
| 4 | Embodiment 10 | 0.30 | 0.37 | 0.45 | 0.49 | 0.53 |
| 5 | Embodiment 11 | 0.31 | 0.38 | 0.43 | 0.52 | 0.55 |
| 6 | Embodiment 12 | 0.30 | 0.37 | 0.46 | 0.53 | 0.56 |
The test of cloth cover impregnation: embodiment 13 is 60 seconds, and the testing time of embodiment 8-12 is 90-110 second.
From above-mentioned experimental data, the glass fabric heat resistance of processing through surface conditioning agent is better, water resistance is stronger, the cloth cover impregnation is faster, wherein embodiment 13 is preferred plan, the glass fabric performance of processing through surface conditioning agent is better, more heat-resisting, more water-fast, the cloth cover impregnation is faster.
The present invention passes through the selection of silane coupling agent, the appropriate interpolation of surfactant, and the optimization for the treatment of process, make new finishing agent product better than original properties of product.Be in particular in that cloth silane surface coupling agent content is more even sooner, heat resistance is better, resistance to water is better, the impregnation of resin is also accelerated greatly.The present invention can be widely used in 7628,2116 electronic-grade glass fiber cloths.
Pass through technique scheme, the beneficial effect of the technical program of the present invention is: a kind of electronic-grade glass fiber cloth surface conditioning agent, the component that comprises following mass percent: silane coupling agent 0.3%-0.9%, acid regulator 0.3%-0.8%, surfactant 0.1%-0.5%, all the other are deionized water; Adopt electronic-grade glass fiber cloth surface conditioning agent provided by the present invention, the glass fabric after processing by described surface conditioning agent, heat resistance is better, water resistance is strong, impregnation is fast, with better combination of resin.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an electronic-grade glass fiber cloth surface conditioning agent, is characterized in that, comprises the component of following mass percent: silane coupling agent 0.3%-0.9%, and acid regulator 0.3%-0.8%, surfactant 0.1%-0.5%, all the other are deionized water;
Described silane coupling agent general formula is (Y(CH
2) n SiX
3), n=0-3;
Structural formula is
Wherein, R
1,R
2For alkyl;
X represents hydrolyzable groups, methoxyl group, ethyoxyl, acetoxyl group or halogen;
Y represents organo-functional group, is vinyl, amino, methacryloxy etc.
2. electronic-grade glass fiber cloth surface conditioning agent according to claim 1, it is characterized in that, comprise the component of following mass percent: silane coupling agent 0.5%-0.8%, acid regulator 0.4%-0.7%, surfactant 0.2%-0.4%, all the other are deionized water.
3. electronic-grade glass fiber cloth surface conditioning agent according to claim 2, it is characterized in that, comprise the component of following mass percent: silane coupling agent 0.6%-0.7%, acid regulator 0.5%-0.6%, surfactant 0.25%-0.35%, all the other are deionized water.
4. electronic-grade glass fiber cloth surface conditioning agent according to claim 3, is characterized in that, comprises the component of following mass percent: silane coupling agent 0.65%, and acid regulator 0.55%, surfactant 0.3%, all the other are deionized water.
5. electronic-grade glass fiber cloth surface conditioning agent according to claim 4, is characterized in that, described acid regulator is acetic acid.
6. according to the described electronic-grade glass fiber cloth surface conditioning agent of claim 4 or 5, it is characterized in that, described surfactant is silicone based non-ionic surface active agent.
7. electronic-grade glass fiber cloth surface conditioning agent according to claim 6, is characterized in that, the pH of described surface conditioning agent is 2-7.
8. the method that the electronic-grade glass fiber cloth surface conditioning agent is produced glass fabric, adopt electronic-grade glass fiber cloth surface conditioning agent as claimed in claim 1, it is characterized in that, concrete steps comprise:
(1) glass fabric is through the Overheating Treatment destarch;
(2) carry out surface clean by deionized water again;
(3) surface conditioning agent is flooded above-mentioned glass fabric, add successively deionized water, acid regulator, surfactant, drip again silane coupling agent, when solution temperature reaches 35 ℃-45 ℃, interval drips silane coupling agent, prevent that with this solution temperature is too high, guarantee that solution temperature is at 35 ℃-45 ℃;
(4) above-mentioned glass fabric is dried to rolling.
9. electronic-grade glass fiber cloth surface conditioning agent according to claim 8 is produced the method for glass fabric, and it is characterized in that silane coupling agent: acid regulator: surfactant: deionized water quality percentage is 8:6:2:1000.
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|---|---|---|---|
| CN2012101609427A CN103422356A (en) | 2012-05-23 | 2012-05-23 | Electronic grade glass fiber cloth surface treating agent and method for producing glass fiber cloth |
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Cited By (6)
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| CN107119455A (en) * | 2017-06-16 | 2017-09-01 | 四川省玻纤集团有限公司 | A kind of glass fabric post-treatment agent and preparation method thereof |
| CN108316015A (en) * | 2018-02-09 | 2018-07-24 | 德宏电子(苏州)有限公司 | A kind of electronic grade glass cloth surface conditioning agent |
| CN110093114A (en) * | 2018-01-30 | 2019-08-06 | 日东电工（上海松江）有限公司 | The antisticking adhesive tape and its manufacturing method and purposes of a kind of composite molding |
| CN112695520A (en) * | 2020-12-21 | 2021-04-23 | 宏和电子材料科技股份有限公司 | High-heat-resistance electronic-grade glass fiber cloth surface treating agent and preparation method thereof |
| CN112796106A (en) * | 2020-12-30 | 2021-05-14 | 河南光远新材料股份有限公司 | Treatment liquid for electronic glass fiber cloth and preparation method thereof |
| CN115698421A (en) * | 2020-07-27 | 2023-02-03 | 日东纺绩株式会社 | Surface-treated glass cloth, prepreg, and printed wiring board |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107119455A (en) * | 2017-06-16 | 2017-09-01 | 四川省玻纤集团有限公司 | A kind of glass fabric post-treatment agent and preparation method thereof |
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| CN115698421A (en) * | 2020-07-27 | 2023-02-03 | 日东纺绩株式会社 | Surface-treated glass cloth, prepreg, and printed wiring board |
| CN112695520A (en) * | 2020-12-21 | 2021-04-23 | 宏和电子材料科技股份有限公司 | High-heat-resistance electronic-grade glass fiber cloth surface treating agent and preparation method thereof |
| CN112796106A (en) * | 2020-12-30 | 2021-05-14 | 河南光远新材料股份有限公司 | Treatment liquid for electronic glass fiber cloth and preparation method thereof |
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Application publication date: 20131204 |