CN103382366A - High-temperature resistance organic silicon impregnating varnish and preparation method thereof - Google Patents
High-temperature resistance organic silicon impregnating varnish and preparation method thereof Download PDFInfo
- Publication number
- CN103382366A CN103382366A CN2013102615951A CN201310261595A CN103382366A CN 103382366 A CN103382366 A CN 103382366A CN 2013102615951 A CN2013102615951 A CN 2013102615951A CN 201310261595 A CN201310261595 A CN 201310261595A CN 103382366 A CN103382366 A CN 103382366A
- Authority
- CN
- China
- Prior art keywords
- parts
- varnish
- preparation
- resistance
- impregnating varnish
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Organic Insulating Materials (AREA)
Abstract
A high-temperature resistance organic silicon impregnating varnish and a preparation method thereof are disclosed. The varnish is characterized by being composed of following components in parts by weight: 32 to 35 parts of organic silicon resin, 2 to 3 parts of vinyl triamine, 6 to 8 parts of alkyd resin, 10 to 12 parts of ethyl acetate, 14 to 16 parts of E-12 epoxy resin, 4 to 6 parts of maleic anhydride, 6 to 7 parts of glycol, 2 to 3 parts of dibutyltin dilaurate, 1 to 2 parts of cyanuric acid zinc, 4 to 5 parts of polyisobutylene, 2 to 3 parts of rosin acid polyoxyethylene ester, 3 to 4 parts of vinyl tri(beta- methoxyl ethoxyl) silane, 35 to 38 parts of xylene and 4 to 5 parts of film forming agent. The impregnating varnish has the advantages of good varnish membrane toughness, high impact resistance strength, varnish membrane compactness, yellowing resistance, high-temperature resistance, high dampness resistance, corrosion resistance, good electric insulation property and high mechanic strength, the heat conductivity of the varnish is improved, so the varnish can work at the temperature of 200 DEG C for a long period, and at the temperature of 220 DEG C for a short period, and the design requirements are fulfilled.
Description
Technical field
The invention belongs to the insulating material field, relate to a kind of impregnating varnish, especially a kind of high-temperature resistant silicone impregnating varnish and preparation method thereof.
Background technology
Pressure impregnation technique is generally adopted in the productions such as motor, transformer, wire.The workpiece preliminary drying is gone after tide cooling, be placed in vacuum environment, get rid of inner air and volatile matter, rely on paint liquid gravity in vacuum, apply the effect of certain pressure, make paint liquid rapid permeability and be full of the insulation system internal layer.This technique can obtain the paint film of continuous densification, free of pinholes.
Existing impregnating varnish is to be solidifying agent by epoxy resin as matrix resin, acid anhydrides.But the temperature resistant grade of this system cured product and toughness are not enough, need to carry out modification to epoxy anhydride impregnating varnish system, are the requirements that impregnating varnish system cured article satisfies temperature resistant grade and mechanical property simultaneously.
Summary of the invention
The purpose of this invention is to provide a kind of high-temperature resistant silicone impregnating varnish and preparation method thereof.
Technical scheme of the present invention is as follows:
A kind of high-temperature resistant silicone impregnating varnish is characterized in that being made by the raw material of following weight part:
Silicone resin 32-35, vinyl triamine 2-3, Synolac 6-8, ethyl acetate 10-12, E-12 epoxy resin 14-16, MALEIC ANHYDRIDE 4-6, ethylene glycol 6-7, dibutyl tin laurate 2-3, cyanuric acid zinc 1-2, polyisobutene 4-5, sylvic acid polyoxyethylene ester 2-3, vinyl three ('beta '-methoxy oxyethyl group) silane 3-4, dimethylbenzene 35-38, membrane-forming agent 4-5.
Described membrane-forming agent is made by the raw material of following weight part: Silane coupling agent KH550 2-4,582-2 aminoresin 16-21, polyisobutene 3-4, cobalt naphthenate 1-2, sec.-propyl distearyl acyl-oxygen base Aluminate 1-2, two ten four carbon alcohols ester 4-5, aluminium nitride 1-2, nano-attapulgite 1-2, epoxy soybean oil 4-5, morpholine 1-2;
The preparation method is: with each mixing of materials, be heated to 105-110 ℃, stirring reaction 2-3 hour, grinding removes slag obtained.
The preparation method of described high-temperature resistant silicone impregnating varnish, it is characterized in that comprising the following steps: MALEIC ANHYDRIDE, ethylene glycol, dibutyl tin laurate, cyanuric acid zinc, polyisobutene, sylvic acid polyoxyethylene ester, vinyl three ('beta '-methoxy oxyethyl group) silane, dimethylbenzene are mixed, be heated to 120-130 ℃, stirring reaction 2-3 hour, then, add other remaining component, insulated and stirred reaction 3-4 hour, and get final product.
Preparation technology of the present invention is simple, cost is low, be conducive to realize suitability for industrialized production; And the room temperature tensile shearing resistance of this high-temperature resistant silicone impregnating varnish is high, also has excellent thermotolerance, and hydrophobicity is strong, in fields such as superpower traction electric machine, high-power generator, drilling motor, mining motors, has broad application prospects.
Impregnating varnish paint film good toughness of the present invention, excellent in cushion effect, paint film is fine and close, and anti-xanthochromia can be high temperature resistant, high humidity, corrosion, and electrical insulation capability is good, and physical strength is high, has improved thermal conductivity, but 200 ℃ of long term operations, 220 ℃ of short-terms have satisfied design requirements.
Embodiment
A kind of high-temperature resistant silicone impregnating varnish, made by the raw material (kilogram) of following weight part:
Silicone resin 32, vinyl triamine 3, Synolac 8, ethyl acetate 12, E-12 epoxy resin 16, MALEIC ANHYDRIDE 6, ethylene glycol 7, dibutyl tin laurate 2, cyanuric acid zinc 2, polyisobutene 4, sylvic acid polyoxyethylene ester 2, vinyl three ('beta '-methoxy oxyethyl group) silane 4, dimethylbenzene 38, membrane-forming agent 5.
Described membrane-forming agent is made by the raw material of following weight part: Silane coupling agent KH550 4,582-2 aminoresin 16, polyisobutene 4, cobalt naphthenate 2, sec.-propyl distearyl acyl-oxygen base Aluminate 2, two ten four carbon alcohols esters 5, aluminium nitride 2, nano-attapulgite 2, epoxy soybean oil 4, morpholine 2;
The preparation method is: with each mixing of materials, be heated to 105-110 ℃, stirring reaction 2-3 hour, grinding removes slag obtained.
The preparation method of high-temperature resistant silicone impregnating varnish, comprise the following steps: MALEIC ANHYDRIDE, ethylene glycol, dibutyl tin laurate, cyanuric acid zinc, polyisobutene, sylvic acid polyoxyethylene ester, vinyl three ('beta '-methoxy oxyethyl group) silane, dimethylbenzene are mixed, be heated to 120-130 ℃, stirring reaction 2-3 hour, then, add other remaining component, insulated and stirred reaction 3-4 hour, and get final product.
Curing process: smoked under 110 ~ 150 ℃ 3-5 hour;
After it solidifies, cohesive strength is greater than 25N, and temperature classification is the H level, and volume specific resistance is not less than 1 * 1014 Ω m, and surface resistivity is not less than 1 * 1014 Ω, and after immersion, volume specific resistance is not less than 1 * 1012 Ω m, and surface resistivity is not less than 1 * 1012 Ω.Impregnating varnish of the present invention can high temperature resistant, high humidity, and electrical insulation capability is good, and physical strength is high, has improved thermal conductivity, but 200 ℃ of long term operations, and 220 ℃ of short-terms have satisfied design requirements.
Claims (2)
1. high-temperature resistant silicone impregnating varnish is characterized in that being made by the raw material of following weight part:
Silicone resin 32-35, vinyl triamine 2-3, Synolac 6-8, ethyl acetate 10-12, E-12 epoxy resin 14-16, MALEIC ANHYDRIDE 4-6, ethylene glycol 6-7, dibutyl tin laurate 2-3, cyanuric acid zinc 1-2, polyisobutene 4-5, sylvic acid polyoxyethylene ester 2-3, vinyl three ('beta '-methoxy oxyethyl group) silane 3-4, dimethylbenzene 35-38, membrane-forming agent 4-5;
Described membrane-forming agent is made by the raw material of following weight part: Silane coupling agent KH550 2-4,582-2 aminoresin 16-21, polyisobutene 3-4, cobalt naphthenate 1-2, sec.-propyl distearyl acyl-oxygen base Aluminate 1-2, two ten four carbon alcohols ester 4-5, aluminium nitride 1-2, nano-attapulgite 1-2, epoxy soybean oil 4-5, morpholine 1-2;
The preparation method is: with each mixing of materials, be heated to 105-110 ℃, stirring reaction 2-3 hour, grinding removes slag obtained.
2. the preparation method of high-temperature resistant silicone impregnating varnish according to claim 1, it is characterized in that comprising the following steps: MALEIC ANHYDRIDE, ethylene glycol, dibutyl tin laurate, cyanuric acid zinc, polyisobutene, sylvic acid polyoxyethylene ester, vinyl three ('beta '-methoxy oxyethyl group) silane, dimethylbenzene are mixed, be heated to 120-130 ℃, stirring reaction 2-3 hour, then, add other remaining component, insulated and stirred reaction 3-4 hour, and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310261595.1A CN103382366B (en) | 2013-06-27 | 2013-06-27 | A kind of high-temperature resistant silicone impregnating varnish and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310261595.1A CN103382366B (en) | 2013-06-27 | 2013-06-27 | A kind of high-temperature resistant silicone impregnating varnish and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103382366A true CN103382366A (en) | 2013-11-06 |
| CN103382366B CN103382366B (en) | 2016-05-04 |
Family
ID=49490305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310261595.1A Active CN103382366B (en) | 2013-06-27 | 2013-06-27 | A kind of high-temperature resistant silicone impregnating varnish and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103382366B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409062A (en) * | 2013-07-02 | 2013-11-27 | 安徽联硕实业有限公司 | High-temperature-resistant organic silicon impregnating varnish and preparation method thereof |
| CN103694867A (en) * | 2013-11-29 | 2014-04-02 | 蚌埠市正园电子科技有限公司 | Fire-resistant and weather-resistant metal protective insulating paint |
| CN103694858A (en) * | 2013-11-29 | 2014-04-02 | 蚌埠市正园电子科技有限公司 | High temperature-resistant acid-resistant anti-corrosion priming paint |
| CN103694864A (en) * | 2013-11-29 | 2014-04-02 | 安徽祈艾特电子科技有限公司 | Heat-resisting waterproof organic silicone impregnating paint |
| CN103725054A (en) * | 2013-11-25 | 2014-04-16 | 铜陵天河特种电磁线有限公司 | Amino resin wire enamel and preparation method thereof |
| CN104073158A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Not-easy-to-yellow conformal coating for printed circuit board |
| CN104194571A (en) * | 2014-09-25 | 2014-12-10 | 芜湖县双宝建材有限公司 | Anti-corrosion and anti-impact coating |
| CN105255361A (en) * | 2015-11-03 | 2016-01-20 | 株洲时代新材料科技股份有限公司 | Silicone impregnating varnish as well as preparation method and application thereof |
| CN106010134A (en) * | 2016-08-04 | 2016-10-12 | 中国人民解放军第五七九工厂 | Overheating metal filing annunciator protection layer material and preparation method thereof |
| CN108300212A (en) * | 2017-12-21 | 2018-07-20 | 天津凯华绝缘材料股份有限公司 | A kind of impregnation enveloping material and preparation method thereof with exceptional overcoat pressure resistance |
| CN111885916A (en) * | 2018-01-11 | 2020-11-03 | 加法尔企业R&D公司 | Solid polymeric material impregnated with volatile organic substances and with specific esters and use thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002284878A (en) * | 2001-03-27 | 2002-10-03 | National Institute Of Advanced Industrial & Technology | Heat-resistant resin composition containing silsesquioxane-based polymer, film formed using the same and film-forming method |
| CN101121861A (en) * | 2007-08-01 | 2008-02-13 | 株洲时代新材料科技股份有限公司 | Low-viscosity solvent-free organic silicon insulation impregnating varnish and preparation method thereof |
| CN101381583A (en) * | 2008-10-20 | 2009-03-11 | 株洲时代新材料科技股份有限公司 | High heat conduction organosilicon dip varnish |
| JP2009091545A (en) * | 2007-09-20 | 2009-04-30 | Jgc Catalysts & Chemicals Ltd | Application liquid for forming silica-based coating film, preparation method for application liquid, and silica-based insulation film obtained from application liquid |
| CN101649158A (en) * | 2009-08-25 | 2010-02-17 | 苏州大学 | Organosilicon insulating impregnating varnish and preparation method thereof |
-
2013
- 2013-06-27 CN CN201310261595.1A patent/CN103382366B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002284878A (en) * | 2001-03-27 | 2002-10-03 | National Institute Of Advanced Industrial & Technology | Heat-resistant resin composition containing silsesquioxane-based polymer, film formed using the same and film-forming method |
| CN101121861A (en) * | 2007-08-01 | 2008-02-13 | 株洲时代新材料科技股份有限公司 | Low-viscosity solvent-free organic silicon insulation impregnating varnish and preparation method thereof |
| JP2009091545A (en) * | 2007-09-20 | 2009-04-30 | Jgc Catalysts & Chemicals Ltd | Application liquid for forming silica-based coating film, preparation method for application liquid, and silica-based insulation film obtained from application liquid |
| CN101381583A (en) * | 2008-10-20 | 2009-03-11 | 株洲时代新材料科技股份有限公司 | High heat conduction organosilicon dip varnish |
| CN101649158A (en) * | 2009-08-25 | 2010-02-17 | 苏州大学 | Organosilicon insulating impregnating varnish and preparation method thereof |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409062A (en) * | 2013-07-02 | 2013-11-27 | 安徽联硕实业有限公司 | High-temperature-resistant organic silicon impregnating varnish and preparation method thereof |
| CN103725054A (en) * | 2013-11-25 | 2014-04-16 | 铜陵天河特种电磁线有限公司 | Amino resin wire enamel and preparation method thereof |
| CN103694867A (en) * | 2013-11-29 | 2014-04-02 | 蚌埠市正园电子科技有限公司 | Fire-resistant and weather-resistant metal protective insulating paint |
| CN103694858A (en) * | 2013-11-29 | 2014-04-02 | 蚌埠市正园电子科技有限公司 | High temperature-resistant acid-resistant anti-corrosion priming paint |
| CN103694864A (en) * | 2013-11-29 | 2014-04-02 | 安徽祈艾特电子科技有限公司 | Heat-resisting waterproof organic silicone impregnating paint |
| CN104073158A (en) * | 2014-06-04 | 2014-10-01 | 乐凯特科技铜陵有限公司 | Not-easy-to-yellow conformal coating for printed circuit board |
| CN104194571A (en) * | 2014-09-25 | 2014-12-10 | 芜湖县双宝建材有限公司 | Anti-corrosion and anti-impact coating |
| CN104194571B (en) * | 2014-09-25 | 2016-07-20 | 芜湖县双宝建材有限公司 | A kind of corrosion-resistant stamping enamel |
| CN105255361A (en) * | 2015-11-03 | 2016-01-20 | 株洲时代新材料科技股份有限公司 | Silicone impregnating varnish as well as preparation method and application thereof |
| CN105255361B (en) * | 2015-11-03 | 2017-12-12 | 株洲时代新材料科技股份有限公司 | A kind of silicone impregnating varnish and its preparation method and application |
| CN106010134A (en) * | 2016-08-04 | 2016-10-12 | 中国人民解放军第五七九工厂 | Overheating metal filing annunciator protection layer material and preparation method thereof |
| CN106010134B (en) * | 2016-08-04 | 2018-10-26 | 中国人民解放军第五七一九工厂 | A kind of over-heat metal bits signalling means protection coating materials and preparation method thereof |
| CN108300212A (en) * | 2017-12-21 | 2018-07-20 | 天津凯华绝缘材料股份有限公司 | A kind of impregnation enveloping material and preparation method thereof with exceptional overcoat pressure resistance |
| CN111885916A (en) * | 2018-01-11 | 2020-11-03 | 加法尔企业R&D公司 | Solid polymeric material impregnated with volatile organic substances and with specific esters and use thereof |
| CN111885916B (en) * | 2018-01-11 | 2022-08-05 | 加法尔企业R&D公司 | Solid polymeric material impregnated with volatile organic substances and with specific esters and use thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103382366B (en) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103382366A (en) | High-temperature resistance organic silicon impregnating varnish and preparation method thereof | |
| CN103409062A (en) | High-temperature-resistant organic silicon impregnating varnish and preparation method thereof | |
| CN102977667B (en) | Metal antirust paint containing modified water-soluble nanometer silica sol, and its preparation method | |
| CN111500019A (en) | Based on BN-Al2O3Modified high-thermal-conductivity insulating epoxy resin material and preparation method thereof | |
| CN103382319A (en) | Epoxy impregnated resin and preparation method thereof | |
| CN103382352A (en) | Filling type heat-conductive insulating impregnating varnish and preparation method thereof | |
| CN104356710A (en) | High-temperature-resistant and corrosion-resistant paint and preparation method thereof | |
| CN103694860B (en) | A kind of transformer acetal wire enamel meeting 155 DEG C and above thermal level and preparation method thereof | |
| CN102977767A (en) | Metal antirust paint containing modified nano-TiO2, and its preparation method | |
| CN103409030B (en) | A kind of high temperature resistant aminoresin impregnating varnish and preparation method thereof | |
| CN102977666B (en) | Zirconia loaded metal antirust paint and its preparation method | |
| CN103382359A (en) | Solvent-free impregnating varnish and preparation method thereof | |
| CN105694249A (en) | Multifunctional cable for high-speed rail construction and installation | |
| CN113416510A (en) | Epoxy resin pouring sealant and preparation method thereof | |
| CN109867909A (en) | Composition epoxy resin and transformer comprising the composition | |
| CN103382360A (en) | Alkyd resin impregnating varnish and preparation method thereof | |
| CN103122200A (en) | Expoxy self-adhesion paint with heat dissipation function and preparation method thereof | |
| CN103555136A (en) | Epoxy impregnating varnish and preparation method thereof | |
| CN103382318A (en) | Compound impregnating varnish and preparation method thereof | |
| CN103382367B (en) | A kind of organic silicon insulation impregnating varnish and preparation method thereof | |
| CN103725168A (en) | Acetal wire enamel and preparation method thereof | |
| CN103725185A (en) | Wire enamel and preparation method thereof | |
| CN103382347B (en) | A kind of high temperature resisting dipping paint and preparation method thereof | |
| CN103409043A (en) | Filling type heat conductive insulating impregnating varnish and preparation method thereof | |
| CN208045197U (en) | A kind of motor high intensity corona-resistant insulation material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |