CN104263203A - Water-resistant and waterproof solvent-free impregnating varnish and preparation method thereof - Google Patents
Water-resistant and waterproof solvent-free impregnating varnish and preparation method thereof Download PDFInfo
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- CN104263203A CN104263203A CN201410526804.5A CN201410526804A CN104263203A CN 104263203 A CN104263203 A CN 104263203A CN 201410526804 A CN201410526804 A CN 201410526804A CN 104263203 A CN104263203 A CN 104263203A
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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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
- C09D7/61—Additives non-macromolecular inorganic
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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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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses water-resistant and waterproof solvent-free impregnating varnish. The water-resistant and waterproof solvent-free impregnating varnish is characterized by being prepared from the following raw materials in parts by weight: 50-54 parts of polyimide-modified epoxy resin, 21-24 parts of phenolic epoxy resin, 12-14 parts of unsaturated polyester resin, 6-9 parts of boron trifluoride ethylamine complex, 3-4 parts of diethylenetriamine, 7-9 parts of ethylene tar, 3-5 parts of dethylene glycol butyl ether, 3-4 parts of cromium acetylacetonate, 3-4 parts of silicon boride, 3-4 parts of octyl phthalate, 3-5 parts of 4, 4-diaminodiphenyl methane, 2-3 parts of asbestos fiber, 0.6-1.2 parts of tetraisopropyl bis (dilauryl phosphite) titanate, 14-17 parts of tetradecyl glycidyl ether, 1-2 parts of epoxy castor oil, 1-3 parts of triphenyl phosphite, 1-2 parts of hexametaphosphate and 1-2 parts of triple superphosphate. The water-resistant and waterproof solvent-free impregnating varnish has the heat resistance level of H, and has the advantages of excellent water resistance, water prevention, aging resistance, high thermal stability, good adhesion and quick drying.
Description
Technical field
The present invention relates to solvent-free immersion paint of a kind of paint and preparation method thereof, particularly a kind of water-fast waterproof and preparation method thereof.
Background technology
Modern electrical machine is produced and is generally adopted technique of vacuum pressure for dipping electrical.This technique cools after workpiece preliminary drying being removed tide, be placed in vacuum environment, get rid of air and the volatile matter of openpore coil inside, rely in vacuum and paint liquid gravity and coil capillary action, and utilize dry pressurized air or rare gas element, the impregnating varnish liquid removed after vacuum is applied to the effect of certain pressure, make paint liquid rapid permeability and be full of insulation system internal layer.This technique can obtain the paint film of continuous densification, free of pinholes, significant for the reliability improving motor.For implementing the policy of country about energy-saving and emission-reduction, environmental protection low-carbon (LC), the varnished insulation of increasing motor, electrical equipment winding transforms to solvent-free immersion paint gradually by having solvent, less solvent impregnated paint, drying varniss is fast, dipping lacquer number of times is few because self having for solvent-free immersion paint, strong its viscosity simultaneously of moisture resistance is little, heat-resistance index can reach H level (more than 180 DEG C), good mechanical property: the good and quick solidifying of drying property, fugitive constituent are few, cured product is smooth still, after stored longer, the performance still reliable and stable remarkable advantage that waits is widely adopted.But because solvent-free paint liquid proposes requirements at the higher level to package stability, deposit with use procedure in paint fluid viscosity increase, easy condensation is agglomerating, lose beneficial effect, therefore, development one has heat-resisting, electric, satisfactory mechanical property, and the solvent-free immersion paint of excellent storage stability is current study hotspot.
Summary of the invention
The object of this invention is to provide solvent-free immersion paint of a kind of water-fast waterproof and preparation method thereof.
In order to realize object of the present invention, the present invention is by following scheme implementation:
A kind of solvent-free immersion paint of water-fast waterproof, be made up of the raw material of following weight part: In Epoxy-imide Resin 50-54, novolac epoxy 21-24, unsaturated polyester resin 12-14, boron trifluoride ethylamine complex compound 6-9, diethylenetriamine 3-4, ethylene bottom oil 7-9, butyl 3-5, chromium acetylacetonate 3-4, silicon boride 3-4, dioctyl phthalate (DOP) 3-4, 4, 4-diaminodiphenyl-methane 3-5, fibrous magnesium silicate 2-3, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 0.6-1.2, tetradecyl glycidyl ether 14-17, epoxy castor oil 1-2, triphenyl phosphite 1-3, Sodium hexametaphosphate 99 1-2, coarse whiting 1-2,
Described In Epoxy-imide Resin is made up of the raw material of following weight part: bisphenol A type epoxy resin 60-70, polyimide 10-15, trimeric cyanamide 2-3, nano-glass scale 3-5, N-Methyl pyrrolidone 7-9, diaminodiphenylsulfone(DDS) 3-4, phenyltrimethoxysila,e 6-8, Di(dioctylpyrophosphato) ethylene titanate 0.6-1.0, propylene glycol monomethyl ether 13-17, ammonium pentaborate 3-4, preparation method is by propylene glycol monomethyl ether, N-Methyl pyrrolidone drops into and is uniformly mixed with in the reactor of agitator, be heated to 60-80 ° of C, add phenyltrimethoxysila,e again, trimeric cyanamide, nano-glass scale, ammonium pentaborate and Di(dioctylpyrophosphato) ethylene titanate stirring reaction 1.5-2 hour, obtain mixture for subsequent use, bisphenol A type epoxy resin and polyimide are mixed and heated to melting simultaneously, drip after diaminodiphenylsulfone(DDS) to mixture dissolves completely and mix with mixture obtained above, temperature controls at 150-180 ° of C, continue reaction can obtain modification polyimide epoxy after 3-4 hour.
The solvent-free immersion paint of a kind of water-fast waterproof of the present invention, be made up of following concrete steps: by ethylene bottom oil, diethylenetriamine, butyl, chromium acetylacetonate, dioctyl phthalate (DOP), 4, 4-diaminodiphenyl-methane, tetradecyl glycidyl ether, epoxy castor oil, triphenyl phosphite mixes, be heated to 160-190 ° of C, stirring reaction 0.5-1 hour, add In Epoxy-imide Resin again, novolac epoxy, unsaturated polyester resin, boron trifluoride ethylamine complex compound stirs the liquid mixture forming clear homogeneous, add all the other remaining materials again, stir and continue reaction 2-3 hour, grinding is sieved.
Advantage of the present invention is: the present invention is by used for epoxy resin polyimide modified, solve that epoxy resin fragility is large, thermal characteristics and the low problem of electrical property, enhance the thermostability of paint, electrical property, the toughness of paint film and excellent mechanical property, add 4,4-diaminodiphenyl-methane has electrical property at high temperature, drug-resistant performance and the excellent feature of water resistance, the tetradecyl glycidyl ether of interpolation has the viscosity improving paint, increases the effect of substrate wettability.
The temperature classification of paint of the present invention can reach H level, also has excellent water-fast waterproof, anti-aging, thermostability is high, the good and fast drying advantage of cohesiveness.
specific embodiments
Below by specific examples, the present invention is described in detail.
A kind of solvent-free immersion paint of water-fast waterproof, be made up of the raw material of following weight part (kilogram): In Epoxy-imide Resin 53, novolac epoxy 23, unsaturated polyester resin 12, boron trifluoride ethylamine complex compound 7, diethylenetriamine 3, ethylene bottom oil 7, butyl 3, chromium acetylacetonate 3, silicon boride 3, dioctyl phthalate (DOP) 3, 4, 4-diaminodiphenyl-methane 5, fibrous magnesium silicate 2, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 0.8, tetradecyl glycidyl ether 16, epoxy castor oil 1, triphenyl phosphite 2, Sodium hexametaphosphate 99 1, coarse whiting 1,
Described In Epoxy-imide Resin is made up of the raw material of following weight part (kilogram): bisphenol A type epoxy resin 65, polyimide 14, trimeric cyanamide 3, nano-glass scale 4, N-Methyl pyrrolidone 8, diaminodiphenylsulfone(DDS) 4, phenyltrimethoxysila,e 7, Di(dioctylpyrophosphato) ethylene titanate 0.8, propylene glycol monomethyl ether 15, ammonium pentaborate 3, preparation method is by propylene glycol monomethyl ether, N-Methyl pyrrolidone drops into and is uniformly mixed with in the reactor of agitator, be heated to 60-80 ° of C, add phenyltrimethoxysila,e again, trimeric cyanamide, nano-glass scale, ammonium pentaborate and Di(dioctylpyrophosphato) ethylene titanate stirring reaction 1.5-2 hour, obtain mixture for subsequent use, bisphenol A type epoxy resin and polyimide are mixed and heated to melting simultaneously, drip after diaminodiphenylsulfone(DDS) to mixture dissolves completely and mix with mixture obtained above, temperature controls at 150-180 ° of C, continue reaction can obtain modification polyimide epoxy after 3-4 hour.
The solvent-free immersion paint of a kind of water-fast waterproof of the present invention, be made up of following concrete steps: by ethylene bottom oil, diethylenetriamine, butyl, chromium acetylacetonate, dioctyl phthalate (DOP), 4, 4-diaminodiphenyl-methane, tetradecyl glycidyl ether, epoxy castor oil, triphenyl phosphite mixes, be heated to 160-190 ° of C, stirring reaction 0.5-1 hour, add In Epoxy-imide Resin again, novolac epoxy, unsaturated polyester resin, boron trifluoride ethylamine complex compound stirs the liquid mixture forming clear homogeneous, add all the other remaining materials again, stir and continue reaction 2-3 hour, grinding is sieved.
Paint temperature classification of the present invention is H level, and hardness is 5H, sticking power (cross-hatching)≤1 grade, and impact strength experiment 50mm, snappiness≤1mm, volume specific resistance is greater than 1 × 10
8Ω, the volume specific resistance after immersion is greater than 1 × 10
12Ω, the cohesive strength after solidification is greater than 35N, and the room temperature storage phase is greater than 6 months.
Claims (2)
1. the solvent-free immersion paint of a water-fast waterproof, it is characterized in that, be made up of the raw material of following weight part: In Epoxy-imide Resin 50-54, novolac epoxy 21-24, unsaturated polyester resin 12-14, boron trifluoride ethylamine complex compound 6-9, diethylenetriamine 3-4, ethylene bottom oil 7-9, butyl 3-5, chromium acetylacetonate 3-4, silicon boride 3-4, dioctyl phthalate (DOP) 3-4, 4, 4-diaminodiphenyl-methane 3-5, fibrous magnesium silicate 2-3, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 0.6-1.2, tetradecyl glycidyl ether 14-17, epoxy castor oil 1-2, triphenyl phosphite 1-3, Sodium hexametaphosphate 99 1-2, coarse whiting 1-2,
Described In Epoxy-imide Resin is made up of the raw material of following weight part: bisphenol A type epoxy resin 60-70, polyimide 10-15, trimeric cyanamide 2-3, nano-glass scale 3-5, N-Methyl pyrrolidone 7-9, diaminodiphenylsulfone(DDS) 3-4, phenyltrimethoxysila,e 6-8, Di(dioctylpyrophosphato) ethylene titanate 0.6-1.0, propylene glycol monomethyl ether 13-17, ammonium pentaborate 3-4, preparation method is by propylene glycol monomethyl ether, N-Methyl pyrrolidone drops into and is uniformly mixed with in the reactor of agitator, be heated to 60-80 ° of C, add phenyltrimethoxysila,e again, trimeric cyanamide, nano-glass scale, ammonium pentaborate and Di(dioctylpyrophosphato) ethylene titanate stirring reaction 1.5-2 hour, obtain mixture for subsequent use, bisphenol A type epoxy resin and polyimide are mixed and heated to melting simultaneously, drip after diaminodiphenylsulfone(DDS) to mixture dissolves completely and mix with mixture obtained above, temperature controls at 150-180 ° of C, continue reaction can obtain modification polyimide epoxy after 3-4 hour.
2. the solvent-free immersion paint of a kind of water-fast waterproof according to claim 1, it is characterized in that, be made up of following concrete steps: by ethylene bottom oil, diethylenetriamine, butyl, chromium acetylacetonate, dioctyl phthalate (DOP), 4, 4-diaminodiphenyl-methane, tetradecyl glycidyl ether, epoxy castor oil, triphenyl phosphite mixes, be heated to 160-190 ° of C, stirring reaction 0.5-1 hour, add In Epoxy-imide Resin again, novolac epoxy, unsaturated polyester resin, boron trifluoride ethylamine complex compound stirs the liquid mixture forming clear homogeneous, add all the other remaining materials again, stir and continue reaction 2-3 hour, grinding is sieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410526804.5A CN104263203A (en) | 2014-10-09 | 2014-10-09 | Water-resistant and waterproof solvent-free impregnating varnish and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410526804.5A CN104263203A (en) | 2014-10-09 | 2014-10-09 | Water-resistant and waterproof solvent-free impregnating varnish and preparation method thereof |
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| CN104263203A true CN104263203A (en) | 2015-01-07 |
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| CN201410526804.5A Pending CN104263203A (en) | 2014-10-09 | 2014-10-09 | Water-resistant and waterproof solvent-free impregnating varnish and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI737912B (en) * | 2017-06-14 | 2021-09-01 | 日商綜研化學股份有限公司 | Curable composition for coating and laminate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097785A (en) * | 1993-07-20 | 1995-01-25 | 哈尔滨绝缘材料厂 | The making method of electric insulation dip varnish without solvent |
| JPH09176526A (en) * | 1995-12-27 | 1997-07-08 | Auto Kagaku Kogyo Kk | Lubricating electrically insulating coating material |
| CN101486826A (en) * | 2009-03-05 | 2009-07-22 | 株洲时代新材料科技股份有限公司 | Epoxy solvent-free impregnating resin and preparation thereof |
| CN103130964A (en) * | 2013-02-01 | 2013-06-05 | 海宁永大电气新材料有限公司 | Solvent-free impregnating resin for low voltage motor and medium voltage motor and solidification method |
-
2014
- 2014-10-09 CN CN201410526804.5A patent/CN104263203A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097785A (en) * | 1993-07-20 | 1995-01-25 | 哈尔滨绝缘材料厂 | The making method of electric insulation dip varnish without solvent |
| JPH09176526A (en) * | 1995-12-27 | 1997-07-08 | Auto Kagaku Kogyo Kk | Lubricating electrically insulating coating material |
| CN101486826A (en) * | 2009-03-05 | 2009-07-22 | 株洲时代新材料科技股份有限公司 | Epoxy solvent-free impregnating resin and preparation thereof |
| CN103130964A (en) * | 2013-02-01 | 2013-06-05 | 海宁永大电气新材料有限公司 | Solvent-free impregnating resin for low voltage motor and medium voltage motor and solidification method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI737912B (en) * | 2017-06-14 | 2021-09-01 | 日商綜研化學股份有限公司 | Curable composition for coating and laminate |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150107 |
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| RJ01 | Rejection of invention patent application after publication |