CN103305106A - Room temperature-curing environment-friendly anticorrosive coating for circuit board and preparation method thereof - Google Patents
Room temperature-curing environment-friendly anticorrosive coating for circuit board and preparation method thereof Download PDFInfo
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- CN103305106A CN103305106A CN2012100633005A CN201210063300A CN103305106A CN 103305106 A CN103305106 A CN 103305106A CN 2012100633005 A CN2012100633005 A CN 2012100633005A CN 201210063300 A CN201210063300 A CN 201210063300A CN 103305106 A CN103305106 A CN 103305106A
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Abstract
The invention discloses a room temperature-curing environment-friendly anticorrosive coating for a circuit board and a preparation method thereof. The anticorrosive coating is prepared through complex formulation of the following raw materials by mass: 50 to 90 parts of a polyurethane modified alkyd resin, 20 to 80 parts of an environment-friendly solvent, 0.01 to 2.0 parts of a main drier, i.e., cobalt naphthenate, 0.01 to 3.0 parts of a secondary drier A which is one or two selected from the group consisting of zinc isocaprylate and zinc naphthenate, 0.01 to 6.0 parts of a secondary drier B which is one or two selected from the group consisting of zircon isocaprylate and zirconium naphthenate, 0.1 to 3.0 parts of a fluorescent agent and 0.01 to 2 parts of a stabilizing agent. The tri-proof coating for the circuit board provided by the invention uses a plant extract as a resin source and is prepared through complex formulation of the resin, the environment-friendly solvent, corresponding metal driers and other auxiliary agents. The prepared coating does not contain aromatic solvents like xylene and ethylbenzene and has the advantages of little smell, a fast curing speed, good adhesion and excellent electrothermal performance.
Description
Technical field
The present invention relates to protective system, be specifically related to a kind of self-vulcanizing environment-friendly type wiring board protective system, the invention still further relates to the method for this protective system of preparation.
Background technology
Three general on the market anti-lacquers mainly contain organosilicon, urethane, and acrylic resin, kinds such as Resins, epoxy are formed.The traditional paint production technique derives from big chemical engineering industry, therefore inevitably introduces dimethylbenzene, and arenes such as ethylbenzene are as solvent.This kind solvent taste is big, and workers ' health is had very big harm.In set time, electrical property, thermal characteristicss etc. can not satisfy electronic industry and produce more and more meticulousr development.
Summary of the invention
The objective of the invention is to, at the above-mentioned defective of existing technology, solve in the existing three anti-lacquers and contain toluene, dimethylbenzene, Deng the problem of aromatic solvent health risk, a kind of self-vulcanizing environment-friendly type wiring board protective system is provided, the invention still further relates to the method for this protective system of preparation.
A kind of self-vulcanizing environment-friendly type wiring board protective system is provided, a kind of self-vulcanizing environment-friendly type wiring board protective system, adopt that following raw materials according is composite to form, every kind of raw material according to the mass fraction, wherein: urethane alkyd 50-90 part, environment-friendly type solvent: comprise aliphatics alkane, one or more 20-80 parts in the alicyclic alkanes, main siccative: cobalt naphthenate 0.01-2.0 part, inferior siccative A: one or both 0.01-3.0 parts in isocaprylic acid zinc or the zinc naphthenate, inferior siccative B: one or both 0.01-6.0 parts in zirconium iso-octoate or the zirconium naphthenate, fluorescent agent 0.1-3.0 part and stablizer 0.01-2 part.
At above-mentioned self-vulcanizing environment-friendly type wiring board with in the protective system, wherein: 2 parts of 50 parts of urethane alkyds, 80 parts of solvents, 2.0 parts of main siccative, inferior siccative A3.0 part, 6.0 parts of inferior siccative B, 3.0 parts of fluorescent agents and stablizers.
At above-mentioned self-vulcanizing environment-friendly type wiring board with in the protective system, wherein: 0.01 part of 90 parts of urethane alkyds, 20 parts of solvents, 0.01 part of main siccative, 0.01 part of inferior siccative A, 0.01 part of inferior siccative B, 0.1 part of fluorescent agent and stablizer.
At above-mentioned self-vulcanizing environment-friendly type wiring board with in the protective system, wherein: 0.6 part of 60 parts of urethane alkyds, 30 parts of solvents, 0.02 part of main siccative, 0.02 part of inferior siccative A, 0.05 part of inferior siccative B, 0.7 part of fluorescent agent and stablizer.
A kind of method that above-mentioned self-vulcanizing environment-friendly type wiring board is used protective system for preparing is provided, adopts the following steps preparation:
1), get 50-90 part acrylic acid modified alkyd resin earlier by umber, stablizer 0.01-2 part is mixed at 35-55 ℃ and was stirred 30 minutes;
2), the solvent that in step 1), adds 20-80 part again, main siccative 0.01-2.0 part is carried out mixing and stirring to dissolving fully;
3), in step 2) in add the inferior siccative A of 0.01-3.0 part and the inferior siccative B mixing and stirring of 0.01-6.0 part again;
4), the fluorescent agent that in step 3), adds 0.1-3.0 part again, mixing and stirring namely makes self-vulcanizing environment-friendly type wiring board protective system.
The invention has the advantages that: the wiring board three anti-lacquers that provide are plant milk extract with the resin source, add environment-friendly type solvent and respective metal siccative and other additive compounds and form.Do not contain aromatic solvents such as dimethylbenzene, ethylbenzene in the product, smell is little, and curing speed is fast, strong adhesion, electric heating property excellence.
Key problem in technology point of the present invention is to select for use the urethane alkyd that does not contain aromatic solvent as resin, adds alkane (comprising aliphatics and alicyclic) as solvent, adding environment-friendly type promotor and stablizer is composite forms.
Embodiment
Embodiment one:
A kind of self-vulcanizing environment-friendly type wiring board protective system is provided, the employing following raw materials according is mixed and made into, every kind of raw material is by umber, wherein: urethane alkyd 50-90 part, solvent 20-80 part, main siccative 0.01-2.0 part, inferior siccative A 0.01-3.0 part, inferior siccative B 0.01-6.0 part, fluorescent agent 0.1-3.0 part and stablizer 0.01-2 part.
Embodiment two: wherein: 2 parts of 50 parts of urethane alkyds, 80 parts of solvents, 2.0 parts of main siccative, inferior siccative A3.0 part, 6.0 parts of inferior siccative B, 3.0 parts of fluorescent agents and stablizers.
Embodiment three: wherein: 0.01 part of 90 parts of urethane alkyds, 20 parts of solvents, 0.01 part of main siccative, 0.01 part of inferior siccative A, 0.01 part of inferior siccative B, 0.1 part of fluorescent agent and stablizer.
Embodiment four:
Wherein: 0.6 part of 60 parts of urethane alkyds, 30 parts of solvents, 0.02 part of main siccative, 0.02 part of inferior siccative A, 0.05 part of inferior siccative B, 0.7 part of fluorescent agent and stablizer.
A kind of method that above-mentioned self-vulcanizing environment-friendly type wiring board is used protective system for preparing is provided, adopts following steps:
1), get 50-90 part acrylic acid modified alkyd resin earlier by umber, stablizer 0.01-2 part is mixed at 35-55 ℃ and was stirred 30 minutes;
2), the solvent that adds 20-80 part in the step 1), main siccative 0.01-2.0 part is carried out mixing and stirring to dissolving fully;
3), again to step 2) the middle inferior siccative A of 0.01-3.0 part and the inferior siccative B mixing and stirring of 0.01-6.0 part of adding;
4) add the fluorescent agent of 0.1-3.0 part, again in the step 3), mixing and stirring namely makes self-vulcanizing environment-friendly type wiring board protective system.
Self-vulcanizing environment-friendly type wiring board protective system involved in the present invention, reaction mechanism are that oxygen generation chemical reaction is realized solidifying in resin and the air, therefore avoid used solvent to contain toluene, and dimethylbenzene etc. are aromatic hydrocarbon based.Curing speed is fast.Be applicable to spraying, brush, multiple construction technologies such as dipping and mechanically spraying.And composite drier can make the resin solidification stable performance also to have high efficiency simultaneously, the advantage that cost is low.
Claims (7)
1. self-vulcanizing environment-friendly type wiring board protective system, it is characterized in that: adopt that following raw materials according is composite to form, every kind of raw material according to the mass fraction, wherein: urethane alkyd 50-90 part, environment-friendly type solvent: comprise aliphatics alkane, one or more 20-80 parts in the alicyclic alkanes, main siccative: cobalt naphthenate 0.01-2.0 part, inferior siccative A: one or both 0.01-3.0 parts in isocaprylic acid zinc or the zinc naphthenate, inferior siccative B: one or both 0.01-6.0 parts in zirconium iso-octoate or the zirconium naphthenate, fluorescent agent 0.1-3.0 part and stablizer 0.01-2 part.
2. self-vulcanizing environment-friendly type wiring board protective system according to claim 1, it is characterized in that: wherein: by urethane alkyd 50-90 part, environment-friendly type solvent, comprise aliphatics alkane, one or both 0.01-6.0 parts, fluorescent agent 0.1-3.0 part and stablizer 0.01-2 part in one or both 0.01-3.0 parts, inferior siccative B zirconium iso-octoate or the zirconium naphthenate in one or more 20-80 parts in the alicyclic alkanes, main siccative cobalt naphthenate 0.01-2.0 part, inferior siccative A isocaprylic acid zinc or the zinc naphthenate.
3. self-vulcanizing environment-friendly type wiring board protective system according to claim 1, it is characterized in that: wherein used resin is urethane alkyd.Wherein solvent is the plant extract solvent.
4. self-vulcanizing environment-friendly type wiring board protective system according to claim 1, it is characterized in that: wherein used solvent is alicyclic alkanes or aliphatics alkane.
5. self-vulcanizing environment-friendly type wiring board protective system according to claim 1 is characterized in that: main siccative be in cobalt naphthenate or the cobalt iso-octoate one or both, in inferior siccative A isocaprylic acid zinc or the zinc naphthenate one or both, inferior siccative B is in zirconium iso-octoate or the zirconium naphthenate one or both.
6. self-vulcanizing environment-friendly type wiring board protective system according to claim 1, it is characterized in that: stablizer is the modified surface promoting agent.
7. one kind prepares above-mentioned self-vulcanizing environment-friendly type wiring board with the method for protective system, it is characterized in that, adopts following steps:
1), get 50-90 part acrylic acid modified alkyd resin earlier by umber, stablizer 0.01-2 part is mixed at 35-55 ℃ and was stirred 30 minutes;
2), the solvent that in step 1), adds 20-80 part, main siccative 0.01-2.0 part is carried out mixing and stirring to dissolving fully;
3), in step 2) in add the inferior siccative A of 0.01-3.0 part and the inferior siccative B mixing and stirring of 0.01-6.0 part;
4), the fluorescent agent that in step 3), adds 0.1-3.0 part, mixing and stirring namely makes self-vulcanizing environment-friendly type wiring board protective system.
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| CN2012100633005A CN103305106A (en) | 2012-03-13 | 2012-03-13 | Room temperature-curing environment-friendly anticorrosive coating for circuit board and preparation method thereof |
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| CN2012100633005A CN103305106A (en) | 2012-03-13 | 2012-03-13 | Room temperature-curing environment-friendly anticorrosive coating for circuit board and preparation method thereof |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103756544A (en) * | 2014-01-26 | 2014-04-30 | 一远电子科技有限公司 | Polyurethane three-proofing coating |
| CN104073131A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Tri-proof paint for weather-resistant printed circuit board |
| CN104073132A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Three-proofing (water-proof, moisture-proof and dust-proof) paint for scratch-resistant printed circuit board |
| CN104073101A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Three-proofing coating for flexible printed circuit board |
| CN104130660A (en) * | 2014-07-25 | 2014-11-05 | 惠州市强达电子工业有限公司 | Three-proofing covering paint and preparation method thereof |
| CN104927604A (en) * | 2015-05-25 | 2015-09-23 | 铜陵宏正网络科技有限公司 | Fireproof type three-proof paint for printed circuit board |
| CN106752518A (en) * | 2016-12-15 | 2017-05-31 | 东莞市先飞电子材料有限公司 | A kind of anti-humidity oil and preparation method thereof |
| CN108659701A (en) * | 2018-06-04 | 2018-10-16 | 亿铖达（深圳）新材料有限公司 | A kind of thixotroping type polyurethane thick-layer coating three-proofing coating |
| CN108949006A (en) * | 2018-06-04 | 2018-12-07 | 亿铖达（深圳）新材料有限公司 | A kind of non-harmful influence high-flash polyurethane three-proofing coating |
| CN109401376A (en) * | 2018-09-19 | 2019-03-01 | 东莞市超康新材料有限公司 | A kind of high-performance three-proofing coating of protection circuit plate component |
| CN111349379A (en) * | 2018-12-20 | 2020-06-30 | 艾伦塔斯电气绝缘材料(珠海)有限公司 | Tri-proof paint with reactive fluorescence and preparation method thereof |
| CN113462268A (en) * | 2021-07-14 | 2021-10-01 | 苏州嘉乐威新材料股份有限公司 | Environment-friendly varnish for corrosion prevention of petroleum pipeline and preparation method thereof |
| CN115124919A (en) * | 2022-06-30 | 2022-09-30 | 上海回天新材料有限公司 | High-performance environment-friendly three-proofing paint and preparation method thereof |
| CN115304994A (en) * | 2022-09-06 | 2022-11-08 | 广东施奈仕实业有限公司 | Formula of quick-drying high-adhesion modified polyurethane three-proofing paint and preparation method thereof |
| CN115572537A (en) * | 2022-11-04 | 2023-01-06 | 珠海智仁科技有限公司 | Polyurethane modified alkyd resin three-proofing adhesive and preparation method and application thereof |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103756544B (en) * | 2014-01-26 | 2016-01-20 | 一远电子科技有限公司 | The anti-paint of urethane three |
| CN103756544A (en) * | 2014-01-26 | 2014-04-30 | 一远电子科技有限公司 | Polyurethane three-proofing coating |
| CN104073131A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Tri-proof paint for weather-resistant printed circuit board |
| CN104073132A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Three-proofing (water-proof, moisture-proof and dust-proof) paint for scratch-resistant printed circuit board |
| CN104073101A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Three-proofing coating for flexible printed circuit board |
| CN104130660A (en) * | 2014-07-25 | 2014-11-05 | 惠州市强达电子工业有限公司 | Three-proofing covering paint and preparation method thereof |
| CN104927604A (en) * | 2015-05-25 | 2015-09-23 | 铜陵宏正网络科技有限公司 | Fireproof type three-proof paint for printed circuit board |
| CN106752518B (en) * | 2016-12-15 | 2019-06-18 | 东莞市先飞电子材料有限公司 | A kind of anti-humidity oil and preparation method thereof |
| CN106752518A (en) * | 2016-12-15 | 2017-05-31 | 东莞市先飞电子材料有限公司 | A kind of anti-humidity oil and preparation method thereof |
| CN108659701A (en) * | 2018-06-04 | 2018-10-16 | 亿铖达（深圳）新材料有限公司 | A kind of thixotroping type polyurethane thick-layer coating three-proofing coating |
| CN108949006A (en) * | 2018-06-04 | 2018-12-07 | 亿铖达（深圳）新材料有限公司 | A kind of non-harmful influence high-flash polyurethane three-proofing coating |
| CN109401376A (en) * | 2018-09-19 | 2019-03-01 | 东莞市超康新材料有限公司 | A kind of high-performance three-proofing coating of protection circuit plate component |
| CN111349379A (en) * | 2018-12-20 | 2020-06-30 | 艾伦塔斯电气绝缘材料(珠海)有限公司 | Tri-proof paint with reactive fluorescence and preparation method thereof |
| CN113462268A (en) * | 2021-07-14 | 2021-10-01 | 苏州嘉乐威新材料股份有限公司 | Environment-friendly varnish for corrosion prevention of petroleum pipeline and preparation method thereof |
| CN115124919A (en) * | 2022-06-30 | 2022-09-30 | 上海回天新材料有限公司 | High-performance environment-friendly three-proofing paint and preparation method thereof |
| CN115304994A (en) * | 2022-09-06 | 2022-11-08 | 广东施奈仕实业有限公司 | Formula of quick-drying high-adhesion modified polyurethane three-proofing paint and preparation method thereof |
| CN115572537A (en) * | 2022-11-04 | 2023-01-06 | 珠海智仁科技有限公司 | Polyurethane modified alkyd resin three-proofing adhesive and preparation method and application thereof |
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Application publication date: 20130918 |