CN109401376A - A kind of high-performance three-proofing coating of protection circuit plate component - Google Patents
A kind of high-performance three-proofing coating of protection circuit plate component Download PDFInfo
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- CN109401376A CN109401376A CN201811090797.3A CN201811090797A CN109401376A CN 109401376 A CN109401376 A CN 109401376A CN 201811090797 A CN201811090797 A CN 201811090797A CN 109401376 A CN109401376 A CN 109401376A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/47—Levelling agents
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
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Abstract
The invention discloses a kind of high-performance three-proofing coatings of protection circuit plate component, including following parts by weight to form: 50-70 parts of polyurethane resin；13-16 parts of modified resin；Solvent A is 17-19 parts；Solvent B is 2-4 parts；Solvent C is 2-4 parts etc.; the high-performance three-proofing coating of this protection circuit plate component; it is modulated by the way that nonyl (pungent) base phenol polyethenoxy ether defoaming agent, polyether-modified organopolysiloxane levelling agent, drier, anti skinning agent, fluorescer, film forming agent is added using the combination formula of Lauryl Alcohol ester; utilize the characteristic of its ingredient; high temperature, moisture proof in certain can be formed; surface filming modified material; so that the anti-extraneous influence of circuit board is smaller; board quality is improved, suitable popularity modulates the three-proofing coating of this formula.
Description
Technical field
The present invention relates to electronic product production technology correlative technology field, specially a kind of height of protection circuit plate component
Performance three-proofing coating.
Background technique
As electronic product is increasingly turned to miniaturization, integrated, multifunction, Electronic Assemblies industry also in the development of high speed,
Requirement to the security performance and appearance of completed knocked down products is also higher and higher.
After finishing assembly, wiring board in use, is likely to be at different environment to electronic component, such as moist, cigarette
Mist, chemical attack, Gao Chen, vibration etc. cause wiring board to break down the problems such as generating mildew to wiring board, corrode.Three proofings
Paint is a kind of coating material of special formulation, by the surface of three-proofing coating coating assist side, forms the protective film of layer of transparent, protects
Cuticula can improve wiring board from damage by protection circuit plate under the environment such as humidity, smog, chemical attack, Gao Chen, vibration
Reliability, increase the safety coefficient of entire electronic component.Application number 201710796801.7 discloses a kind of switch state
Display three-proofing coating, it is poor in the moisture resistant, high temperature resistant, anti-strip ability used although having many ingredient mixs, hold
It is easy to fall off, cause circuit board surface to lack protective layer, and anti-breakdown performance is weak, frequently in use, being easy by current strength
It influences, still results in electronic component damage, find the three-proofing coating of Suitable formulations, improve the protective layer performance of circuit board, become
Our task of top priority.
Summary of the invention
The purpose of the present invention is to provide a kind of high-performance three-proofing coatings of protection circuit plate component, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of high-performance three-proofing coating of protection circuit plate component, including following parts by weight composition:
50-70 parts of polyurethane resin；
13-16 parts of modified resin；
Solvent A is 17-19 parts；
Solvent B is 2-4 parts；
Solvent C is 2-4 parts；
0.08-0.12 parts of defoaming agent；
0.08-0.12 parts of levelling agent；
0.1-0.3 parts of drier；
0.1-0.3 parts of anti skinning agent；
0.2-0.4 parts of fluorescer；
0.08-0.12 parts of coalescing agent.
Preferably, described polyurethane resin 50-70 parts, 15 parts of modified resin, solvent A be 18 parts, solvent B is 3 parts, solvent
C is 3 parts, 0.1 part of defoaming agent, 0.1 part of levelling agent, 0.2 part of drier, 0.2 part of anti skinning agent, 0.3 part of fluorescer, coalescing agent
0.1 part.
Preferably, when preparation, the mixture for first forming the polyurethane resin, modified resin, solvent A, solvent B is lazy
Property gas shield under, concussion stirring, heating temperature be 55-68 DEG C preheating 1-2 hours；
Then after defoaming agent, levelling agent, drier, anti skinning agent, fluorescer, coalescing agent being added again, setting heating
Temperature is 85-95 DEG C, alongs the rotation direction of stirring on one side be stirred for while, and slowly uniform solubilizer C is stirred to react sufficiently, is obtained
To fully transparent liquid.
Preferably, 6-10 parts of acetyl tributyl citrate butyl ester, 3.2-4.8 parts of the abienol, poly dimethyl silicon in mixture are mixed
4-5 parts of oxygen alkane, 2-3 parts of butyl acrylate.
Preferably, 2-3 parts and glass fibre 1.5-2 parts of age resister in mixture are mixed.
Preferably, the solvent A is turpentine oil, any one in toluene, and the solvent B uses ethyl acetate, described
Solvent C is using any one in ring ethyl ketone, dimethylbenzene.
Preferably, the drier is organotin, organic cobalt and organo-bismuth any one or several combinations therein.
Preferably, the coalescing agent selects Lauryl Alcohol ester, butyl glycol ether, any one in propylene glycol phenylate.
Preferably, the levelling agent selects polyether-modified organopolysiloxane.
Preferably, the defoaming agent selects nonyl (pungent) base phenol polyethenoxy ether, soap salt, any one in op series.
Compared with prior art, the beneficial effects of the present invention are: the high-performance three-proofing coating of this protection circuit plate component, leads to
Cross addition nonyl (pungent) base phenol polyethenoxy ether defoaming agent, polyether-modified organopolysiloxane levelling agent, drier, anti skinning agent,
Fluorescer, film forming agent are modulated using the combination formula of Lauryl Alcohol ester, using the characteristic of its ingredient, can be formed high temperature in certain,
Moisture proof, surface filming modified material improve board quality, are suitble to so that the anti-extraneous influence of circuit board is smaller
Popularity modulates the three-proofing coating of this formula.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Following embodiment is please referred to, the present invention provides technical solution:
Embodiment 1
A kind of high-performance three-proofing coating of protection circuit plate component, including following parts by weight composition: 50 parts of polyurethane resin；
13 parts of modified resin；Solvent A is 17 parts；Solvent B is 2 parts；Solvent C is 2 parts；0.08 part of defoaming agent；0.08 part of levelling agent；It urges dry
0.1 part of agent；0.1 part of anti skinning agent；0.2 part of fluorescer；0.08 part of coalescing agent.
When preparation, the mixture for first forming polyurethane resin, modified resin, solvent A, solvent B is in inert gas shielding
Under, concussion stirring, heating temperature are 55 DEG C and preheat 1 hour；
Then after defoaming agent, levelling agent, drier, anti skinning agent, fluorescer, coalescing agent being added again, setting heating
Temperature is 85 DEG C, alongs the rotation direction of stirring on one side be stirred for while, and slowly uniform solubilizer C is stirred to react sufficiently, is obtained
Fully transparent liquid.
Mix 6 parts of acetyl tributyl citrate butyl ester, 3.2 parts of the abienol, 4 parts of dimethyl silicone polymer, acrylic acid in mixture
2 parts of butyl ester.2 parts and 1.5 parts of glass fibre of age resister in mixture are mixed, solvent A is turpentine oil, and solvent B uses acetic acid
Ethyl ester, solvent C use ring ethyl ketone.Drier is organotin, and coalescing agent selects butyl glycol ether, and levelling agent is selected polyether-modified
Organopolysiloxane, defoaming agent select nonyl (pungent) base phenol polyethenoxy ether.
Embodiment 2
A kind of high-performance three-proofing coating of protection circuit plate component, including following parts by weight composition: 60 parts of polyurethane resin,
15 parts of modified resin, solvent A are 18 parts, solvent B is 3 parts, solvent C is 3 parts, 0.1 part of defoaming agent, 0.1 part of levelling agent, drier
0.2 part, 0.2 part of anti skinning agent, 0.3 part of fluorescer, 0.1 part of coalescing agent.
When preparation, the mixture for first forming polyurethane resin, modified resin, solvent A, solvent B is in inert gas shielding
Under, concussion stirring, heating temperature are 62 DEG C and preheat 2 hours；
Then after defoaming agent, levelling agent, drier, anti skinning agent, fluorescer, coalescing agent being added again, setting heating
Temperature is 90 DEG C, alongs the rotation direction of stirring on one side be stirred for while, and slowly uniform solubilizer C is stirred to react sufficiently, is obtained
Fully transparent liquid.
Mix 8 parts of acetyl tributyl citrate butyl ester, 4.2 parts of the abienol, 4.5 parts of dimethyl silicone polymer, propylene in mixture
2.5 parts of acid butyl ester, mix 2.5 parts and 1.8 parts of glass fibre of age resister in mixture.Solvent A is turpentine oil, and solvent B is adopted
With ethyl acetate, for solvent C using in dimethylbenzene, drier is organotin, organic cobalt and organo-bismuth combination.Coalescing agent selects ten
Two carbon alcohol esters.Levelling agent selects polyether-modified organopolysiloxane.Defoaming agent selects nonyl (pungent) base phenol polyethenoxy.
Embodiment 3
A kind of high-performance three-proofing coating of protection circuit plate component, including following parts by weight composition: 70 parts of polyurethane resin；
16 parts of modified resin；Solvent A is 19 parts；Solvent B is 4 parts；Solvent C is 4 parts；0.12 part of defoaming agent；0.12 part of levelling agent；It urges dry
0.3 part of agent；0.3 part of anti skinning agent；0.4 part of fluorescer；0.12 part of coalescing agent.
When preparation, the mixture for first forming polyurethane resin, modified resin, solvent A, solvent B is in inert gas shielding
Under, concussion stirring, heating temperature are 68 DEG C and preheat 2 hours；Then again by defoaming agent, levelling agent, drier, anti skinning agent, glimmering
After photo etching, coalescing agent are added, heating temperature is set as 95 DEG C, alongs the rotation direction of stirring while being stirred for, slowly
Uniform solubilizer C is stirred to react sufficiently, obtains fully transparent liquid.
Mix 10 parts of acetyl tributyl citrate butyl ester, 4.8 parts of the abienol, 5 parts of dimethyl silicone polymer, acrylic acid in mixture
3 parts of butyl ester.Mix 3 parts and 2 parts of glass fibre of age resister in mixture.Solvent A is turpentine oil, any one in toluene
Kind, solvent B uses ethyl acetate, and solvent C is using any one in ring ethyl ketone, dimethylbenzene.Drier is organotin, organic cobalt
With organo-bismuth any one or several combinations therein.Coalescing agent selects Lauryl Alcohol ester, butyl glycol ether, propylene glycol phenyl
Any one in ether.Levelling agent selects polyether-modified organopolysiloxane.Defoaming agent selects soap salt, op series of combination parts by weight to match
Compare 1:3.
Using the high temperature resistance enhancing of the three-proofing coating of this formula modulation mix, the age resister and glass in mixture are mixed
Glass fiber has that good insulating, heat resistance is strong, corrosion resistance is good, high mechanical strength advantage, moreover, the Lauryl Alcohol of internal incorporation
Ester, the compatibility performance in many lotions is all fine, and addition manner is simple, it is not easy to cause to be demulsified, have to lotion general
All over property, the film forming thickness that three-proofing coating is applied to circuit board surface is substantially increased using this raw material.Levelling agent is selected polyether-modified
Organopolysiloxane improves levelling, improves glossiness, and defoaming agent makes chemical component be dispersed into little particle, convenient for being dispersed in water,
Defoaming, foam inhibition effect preferably are played, so that three-proofing coating antistripping mean intensity enhances, inside is not easy to play bubbling,
It is internal closely knit while enhancing breakdown characteristics.
Extracted in experiment embodiment 1, embodiment 2, in embodiment 3 and three-proofing coating in the prior art mix at three proofings
Qi Jinhang is applied to circuit board, extracts 40 circuit boards altogether and is tested, is divided into 4 groups.Every 10 one group respectively corresponds smearing
Embodiment 1, embodiment 2, embodiment 3 and three-proofing coating in the prior art.Experimental result data is recorded by following table:
By above-mentioned experiment parameter structure, can obtain obviously using the three-proofing coating of inventive formulation with more heat-resisting, humidity
And impedance behavior, suitable modulation are widely used in the field of board production.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of high-performance three-proofing coating of protection circuit plate component, which is characterized in that formed including following parts by weight:
50-70 parts of polyurethane resin；
13-16 parts of modified resin；
Solvent A is 17-19 parts；
Solvent B is 2-4 parts；
Solvent C is 2-4 parts；
0.08-0.12 parts of defoaming agent；
0.08-0.12 parts of levelling agent；
0.1-0.3 parts of drier；
0.1-0.3 parts of anti skinning agent；
0.2-0.4 parts of fluorescer；
0.08-0.12 parts of coalescing agent.
2. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1, which is characterized in that including with
Lower parts by weight composition: described polyurethane resin 50-70 parts, 15 parts of modified resin, solvent A be 18 parts, solvent B is 3 parts, solvent C
For 3 parts, 0.1 part of defoaming agent, 0.1 part of levelling agent, 0.2 part of drier, 0.2 part of anti skinning agent, 0.3 part of fluorescer, coalescing agent
0.1 part.
3. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1, it is characterised in that: preparation
When, the mixture for first forming the polyurethane resin, modified resin, solvent A, solvent B under inert gas protection, stir by concussion
Mix, heating temperature be 55-68 DEG C preheating 1-2 hours；
Then after defoaming agent, levelling agent, drier, anti skinning agent, fluorescer, coalescing agent being added again, heating temperature is set
It is 85-95 DEG C, alongs the rotation direction of stirring while being stirred for, slowly uniformly solubilizer C is stirred to react sufficiently, has been obtained
Full impregnated prescribed liquid.
4. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 3, which is characterized in that further include
Following parts by weight composition: 6-10 parts of acetyl tributyl citrate butyl ester, 3.2-4.8 parts of abienol, poly dimethyl silicon in incorporation mixture
4-5 parts of oxygen alkane, 2-3 parts of butyl acrylate.
5. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 3, which is characterized in that further include
Following parts by weight composition: 2-3 parts and glass fibre 1.5-2 parts of the age resister in incorporation mixture.
6. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1 or 3, it is characterised in that: institute
Solvent A is stated as any one in turpentine oil, toluene, the solvent B uses ethyl acetate, and the solvent C uses ring ethyl ketone, two
Any one in toluene.
7. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1, it is characterised in that: described to urge
Dry agent is organotin, organic cobalt and organo-bismuth any one or several combinations therein.
8. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1 or 2, it is characterised in that: institute
It states coalescing agent and selects Lauryl Alcohol ester, butyl glycol ether, any one in propylene glycol phenylate.
9. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1 or 2, it is characterised in that: institute
It states levelling agent and selects polyether-modified organopolysiloxane.
10. a kind of high-performance three-proofing coating of protection circuit plate component according to claim 1 or 2, it is characterised in that: institute
State defoaming agent select nonyl (pungent) base phenol polyethenoxy ether, soap salt, op series in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090797.3A CN109401376A (en) | 2018-09-19 | 2018-09-19 | A kind of high-performance three-proofing coating of protection circuit plate component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090797.3A CN109401376A (en) | 2018-09-19 | 2018-09-19 | A kind of high-performance three-proofing coating of protection circuit plate component |
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| CN109401376A true CN109401376A (en) | 2019-03-01 |
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| CN201811090797.3A Pending CN109401376A (en) | 2018-09-19 | 2018-09-19 | A kind of high-performance three-proofing coating of protection circuit plate component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171685A (en) * | 2019-11-18 | 2020-05-19 | 深圳市荣伟业电子有限公司 | Tin surface protective agent special for manufacturing precise circuit board circuit and production method thereof |
Citations (3)
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|---|---|---|---|---|
| CN103305106A (en) * | 2012-03-13 | 2013-09-18 | 东莞市宝涵轻工科技有限公司 | Room temperature-curing environment-friendly anticorrosive coating for circuit board and preparation method thereof |
| CN104830219A (en) * | 2015-06-02 | 2015-08-12 | 南雄市金鸿泰化工新材料有限公司 | High-elasticity tri-proof paint resistant to thermal shock |
| CN107446443A (en) * | 2017-09-06 | 2017-12-08 | 王维维 | A kind of switch status display device three-proofing coating |
-
2018
- 2018-09-19 CN CN201811090797.3A patent/CN109401376A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305106A (en) * | 2012-03-13 | 2013-09-18 | 东莞市宝涵轻工科技有限公司 | Room temperature-curing environment-friendly anticorrosive coating for circuit board and preparation method thereof |
| CN104830219A (en) * | 2015-06-02 | 2015-08-12 | 南雄市金鸿泰化工新材料有限公司 | High-elasticity tri-proof paint resistant to thermal shock |
| CN107446443A (en) * | 2017-09-06 | 2017-12-08 | 王维维 | A kind of switch status display device three-proofing coating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171685A (en) * | 2019-11-18 | 2020-05-19 | 深圳市荣伟业电子有限公司 | Tin surface protective agent special for manufacturing precise circuit board circuit and production method thereof |
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Application publication date: 20190301 |