CN101735727A - Anti-pollution flashover coating and preparation method thereof - Google Patents
Anti-pollution flashover coating and preparation method thereof Download PDFInfo
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- CN101735727A CN101735727A CN200910213606A CN200910213606A CN101735727A CN 101735727 A CN101735727 A CN 101735727A CN 200910213606 A CN200910213606 A CN 200910213606A CN 200910213606 A CN200910213606 A CN 200910213606A CN 101735727 A CN101735727 A CN 101735727A
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- antifouling flush
- flush paint
- silane
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Abstract
The invention discloses an anti-pollution flashover coating and a preparation method thereof. The anti-pollution flashover coating consists of the following compositions in part by weight: 20 to 40 parts of hydroxyl-terminated polyorganosiloxane, 4 to 8 parts of modified silicon fluorine resin, 1 to 3 parts of small molecular siloxane, 3 to 6 parts of nanometre silicon dioxide, 1 to 3 parts of decabromdiphenylethane (DBDPE), 1 to 3 parts of wollastonite, 4 to 8 parts of aluminium hydroxide, 1 to 2 parts of pigment, 1 to 6 parts of crosslinker, 0.02 to 1 part of catalyst and 30 to 60 parts of solvent, wherein the small molecular siloxane is trimethyl end-capped polydimethylsiloxane; the catalyst is dibutyltin dilaurate or stannous octoate; and the solvent is a mixed solvent of dimethylbenzene and butyl acetate in a weight ratio of 3:1-5:1. The prepared coating has the advantages of high flame retardant grade and good anti-pollution effect.
Description
Technical field
The invention belongs to the chemistry painting industry technical field, be specifically related to a kind of antifouling flush paint that is applied to the high-tension power transmission and transformation equipment surface of insulating layer and preparation method thereof.
Background technology
At present, the RTV antifouling flush paint obtains to use widely on high-tension power transmission and transformation equipment, and plays positive anti-pollution flashover effect.The difference of RTV antifouling flush paint prescription, its non-stick property, hydrophobic nature, insulativity and flame retardant resistance widely different, it resists erosional competency of different source of pollution and the lasting effect of anti-pollution flashover, and also difference is very big.
Yang De, paper " development of organosilicon antifouling flush paint and the application " (organosilicon material that fourth is towering and Liu Jie delivers, 2000,14 (6): 12-14.), reported in organosilicon coating, to add the small amount of polytetrafluoroethylmay micro mist, improved the chemical mediator-resitant property of paint film.But exist ptfe micropowder to disperse inhomogenous shortcoming.
CN1077474A discloses " water repelling anti-fouling flash color paint ", a kind of coating of the polymer interpenetration network structure that is formed by organosilicon preformed polymer, organic silicon-fluorine prepolymer and modified fluorin resin etc.Though its anti-soil waterproof ability is good, its flame retardant rating is low, and endurance quality is poor.
CN101338159A discloses " nanometer enhanced type fluorosilicone rubber long-acting anti-fouling flashing coating ", and connecting material is the poly-methyl trifluoro propyl siloxanes of terminal hydroxy group.Because it is extremely short to connect the alkyl chain of perfluorinated carbon atom in the molecular structure of expecting, so the coating anti-fouling effect is undesirable.
Summary of the invention
The objective of the invention is to overcome the deficiency that above-mentioned antifouling flush paint exists, a kind of antifouling flush paint with fire-retardant rank height and good antifouling effect is provided.
For achieving the above object, the present invention has taked following technical scheme:
A kind of antifouling flush paint, form by the component of following weight part:
Hydroxy-terminated polysiloxane 20-40 part
Siliceous modified fluorin resin 4-8 part
Small molecules siloxanes 1-3 part
Nano silicon 3-6 part
TDE 1-3 part
Wollastonite 1-3 part
Aluminium hydroxide 4-8 part
Pigment 1-2 part
Linking agent 1-6 part
Catalyzer 0.02-1 part
Solvent 30-60 part,
Wherein, the structural formula of described siliceous modified fluorin resin is as follows:
n
1，n
2＝3-7；
Described catalyzer is dibutyl tin dilaurate or stannous octoate; Described solvent is weight ratio 3-5: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
Preferably, described small molecules siloxanes is the end capped polydimethylsiloxane of trimethyl silicane; Described linking agent is a methyl tributanoximo silane, vinyl Diacetylmonoxime base silane, methyltrimethoxy silane, Union carbide A-162, methyl tri acetylacetonate base silane, a kind of in the vinyl tri acetylacetonate base silane; Described catalyzer is a dibutyl tin dilaurate; Described solvent is that weight ratio is 4: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
The present invention also provides the preparation method of above-mentioned antifouling flush paint.It may further comprise the steps: hydroxy-terminated polysiloxane, siliceous modified fluorin resin, nano silicon, small molecules siloxanes, TDE, wollastonite, aluminium hydroxide, pigment are measured respectively send into the batching still earlier; under agitation be heated to 100-160 ℃; the vacuum removal low-boiling-point substance; after grinding, three rollers add anhydrous solvent more according to quantity; linking agent and catalyzer mix back the filtration and are contained in the container of secluding air under protection of inert gas.Wherein, the structural formula of described siliceous modified fluorin resin is as follows:
n
1，n
2＝3-7；
Described catalyzer is dibutyl tin dilaurate or stannous octoate; Described solvent is weight ratio 3-5: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.Described small molecules siloxanes is the end capped polydimethylsiloxane of trimethyl silicane; Described linking agent is a methyl tributanoximo silane, vinyl Diacetylmonoxime base silane, methyltrimethoxy silane, Union carbide A-162, methyl tri acetylacetonate base silane, a kind of in the vinyl tri acetylacetonate base silane; Described catalyzer is a dibutyl tin dilaurate; Described solvent is that weight ratio is 4: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
The present invention compared with prior art has following beneficial effect:
1. composite flame-retardant agent TDE and aluminium hydroxide have the fire-resistant synergistic effect, although the addition of fire retardant is less relatively, the flame retardant effect of coating can reach the FV-0 level, can withstand the impact of electric weight, electrical spark lastingly.
2. the siliceous modified fluorin resin in the coating has stronger electrophilic, has weakened electrostatic influence, makes coating amass floating dirt and is easily cleaned up by natural wind and rain, reduces contamination; And since modified fluorin resin to contain fluorocarbon chain longer, coating resistant to chemical media (anti-heavy acid rain) is functional, has persistent anti-fouling performance.
Embodiment
Below by specific embodiment the present invention is described.
In following examples, the viscosity of hydroxy-terminated polysiloxane is 4000-14000mm
2/ s; The viscosity of the end capped polydimethylsiloxane of trimethyl silicane is 500-1000mm
2/ s; The specific surface area of nano silicon is 150-250m
2/ g.
The source manufacturer of each component that following examples are used is as follows respectively:
Hydroxy-terminated polysiloxane: Jiangxi spark chemical industry company limited
Nano silicon: Germany's watt gram
TDE: Shouguang WeiDong Chemical Co., Ltd.
Dimethylbenzene: Huizhou refinery
N-BUTYL ACETATE: Jiangsu Suo Pu
Aluminium hydroxide: Xinxiang, Henan meaning reaches alumina producer
Methyl tributanoximo silane: blue sky, Hubei chemical industry company limited
Pigment: Baise, Wenzhou City gets fine pigments chemical industry company limited
Linking agent: the outstanding grace chemical industry in Shanghai company limited
Catalyzer: the outstanding grace chemical industry in Shanghai company limited
Embodiment 1:
With hydroxy-terminated polysiloxane (6000mm
2/ s) 25 parts (weight part), 4 parts of siliceous modified fluorin resins (weight part), trimethyl silicane end-blocking polydimethylsiloxane (500mm
2/ s) 1 part (weight part), (specific surface area is 175m to nano silicon
2/ g) 3 parts (weight part); 1 part of TDE (weight part); 1 part of wollastonite (weight part); 5 parts in aluminium hydroxide (weight part); pigment 1 part (weight part) adds the batching still respectively; under agitation be heated to 140 ℃ (being not less than 600mmHg) and removed water 2 hours; cold after the grinding of three rollers; add dimethylbenzene again: 57 parts of the mixed solvents of N-BUTYL ACETATE=4: 1 (weight ratio) (weight part); 1 part of linking agent methyl tributanoximo silane (weight part); 0.2 part of catalyzer dibutyl tin dilaurate (weight part), mixture evenly back filter and package in the container of secluding air under nitrogen protection.
The fire-retardant rank of gained antifouling flush paint is the FV-0 level, and water contact angle reaches 115 °.
Embodiment 2:
(viscosity is 8000mm with hydroxy-terminated polysiloxane
2/ s) 30 parts (weight part), 5 parts of siliceous modified fluorin resins, trimethyl silicane end-blocking polydimethylsiloxane (600mm
2/ s) 2 parts (weight part), (specific surface area is 175m to nano silicon
2/ g) 4 parts (weight part); 1 part of TDE (weight part); 2 parts of wollastonites (weight part); 4 parts in aluminium hydroxide (weight part); pigment 1 part (weight part) adds the batching still respectively; under agitation be heated to 140 ℃ (being not less than 600mmHg) and removed water 2 hours; cold after the grinding of three rollers; add dimethylbenzene again: 49 parts of the mixed solvents of N-BUTYL ACETATE=4: 1 (weight ratio) (weight part); 1.5 parts of base silanes of linking agent methyl tri acetylacetonate (weight part); 0.2 part of catalyzer dibutyl tin dilaurate (weight part), mixture evenly back filter and package in the container of secluding air under nitrogen protection.
The fire-retardant rank of gained antifouling flush paint is the FV-O level, and water contact angle reaches 120 °.
Embodiment 3:
(viscosity is 8000mm with hydroxy-terminated polysiloxane
2/ s) 30 parts (weight part), 5 parts of siliceous modified fluorin resins, trimethyl silicane end-blocking polydimethylsiloxane (800mm
2/ s) 2 parts (weight part), (specific surface area is 175m to nano silicon
2/ g) 4 parts (weight part); 1 part of TDE (weight part); 2 parts of wollastonites (weight part); 4 parts in aluminium hydroxide (weight part); pigment 1 part (weight part) adds the batching still respectively; under agitation be heated to 140 ℃ (being not less than 600mmHg) and removed water 2 hours; cold after the grinding of three rollers; add dimethylbenzene again: 50 parts of the mixed solvents of N-BUTYL ACETATE=4: 1 (weight ratio) (weight part); 1 part of linking agent methyl tributanoximo silane (weight part); 0.2 part of catalyzer dibutyl tin dilaurate (weight part), mixture evenly back filter and package in the container of secluding air under nitrogen protection.
The fire-retardant rank of gained antifouling flush paint is the FV-O level, and water contact angle reaches 120 °.
Embodiment 4:
(viscosity is 10000mm with hydroxy-terminated polysiloxane
2/ s) 35 parts (weight part), 7 parts of siliceous modified fluorin resins, trimethyl silicane end-blocking polydimethylsiloxane (500mm
2/ s) 1 part (weight part), (specific surface area is 175m to nano silicon
2/ g) 5 parts (weight part); 1 part of TDE (weight part); 2 parts of wollastonites (weight part); 6 parts in aluminium hydroxide (weight part); pigment 1.5 parts (weight parts) adds the batching still respectively; under agitation be heated to 140 ℃ (being not less than 600mmHg) and removed water 2 hours; cold after the grinding of three rollers; add dimethylbenzene again: 40 parts of the mixed solvents of N-BUTYL ACETATE=4: 1 (weight ratio) (weight part); 1 part of linking agent Union carbide A-162 (weight part); 0.2 part of catalyzer dibutyl tin dilaurate (weight part), mixture evenly back filter and package in the container of secluding air under nitrogen protection.
The fire-retardant rank of gained antifouling flush paint is the FV-O level, and water contact angle reaches 125 °.
Embodiment 5:
Adopt embodiment 1-4 same procedure to prepare antifouling flush paint, the component of antifouling flush paint (weight part) is respectively: 40 parts of hydroxy-terminated polysiloxanes; 8 parts of siliceous modified fluorin resins; Small molecules siloxanes Alpha-hydroxy-ω-methyl dimethione (viscosity 500mm
2/ s) 3 parts; 6 parts of nano silicons; 3 parts of TDE; 3 parts of wollastonites; 7 parts in aluminium hydroxide; 2 parts of pigment; 5 parts of linking agent vinyltrimethoxy silanes; 1 part in the inferior tin of octoate catalyst; Dimethylbenzene: 30 parts of the mixed solvents of N-BUTYL ACETATE=5: 1.
The fire-retardant rank of gained antifouling flush paint is the FV-O level, and water contact angle reaches 120 °.
Claims (10)
1. antifouling flush paint, it is characterized in that: described antifouling flush paint is made up of the component of following weight part:
Hydroxy-terminated polysiloxane 20-40 part
Siliceous modified fluorin resin 4-8 part
Small molecules siloxanes 1-3 part
Nano silicon 3-6 part
TDE 1-3 part
Wollastonite 1-3 part
Aluminium hydroxide 4-8 part
Pigment 1-2 part
Linking agent 1-6 part
Catalyzer 0.02-1 part
Solvent 30-60 part,
Wherein, the structural formula of described siliceous modified fluorin resin is:
n
1，n
2＝3-7；
Described catalyzer is dibutyl tin dilaurate or stannous octoate; Described solvent is weight ratio 3-5: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
2. antifouling flush paint according to claim 1 is characterized in that: described small molecules siloxanes is the end capped polydimethylsiloxane of trimethyl silicane.
3. antifouling flush paint according to claim 1 is characterized in that: described linking agent is a methyl tributanoximo silane, vinyl Diacetylmonoxime base silane, methyltrimethoxy silane, Union carbide A-162, methyl tri acetylacetonate base silane, a kind of in the vinyl tri acetylacetonate base silane.
4. antifouling flush paint according to claim 1 is characterized in that: described catalyzer is a dibutyl tin dilaurate.
5. antifouling flush paint according to claim 1 is characterized in that: described solvent is that weight ratio is 4: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
6. method for preparing antifouling flush paint as claimed in claim 1, it is characterized in that: may further comprise the steps: hydroxy-terminated polysiloxane, siliceous modified fluorin resin, nano silicon, small molecules siloxanes, TDE, wollastonite, aluminium hydroxide and pigment are measured respectively send into the batching still, under agitation be heated to 100-160 ℃, the vacuum removal low-boiling-point substance, after three rollers grind, add solvent, linking agent and catalyzer more according to quantity, mix the back at rare gas element or N
2Protection is filtered down and is contained in the container of secluding air, and wherein, the structural formula of described siliceous modified fluorin resin is:
n
1，n
2＝3-7；
Described catalyzer is dibutyl tin dilaurate or stannous octoate; Described solvent is weight ratio 3-5: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
7. method according to claim 6 is characterized in that: described small molecules siloxanes is the end capped polydimethylsiloxane of trimethyl silicane.
8. method according to claim 6 is characterized in that: described linking agent is a methyl tributanoximo silane, vinyl Diacetylmonoxime base silane, methyltrimethoxy silane, Union carbide A-162, methyl tri acetylacetonate base silane, a kind of in the vinyl tri acetylacetonate base silane.
9. method according to claim 6 is characterized in that: described catalyzer is a dibutyl tin dilaurate.
10. method according to claim 6 is characterized in that: described solvent is that weight ratio is 4: 1 the dimethylbenzene and the mixed solvent of N-BUTYL ACETATE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910213606A CN101735727B (en) | 2009-12-03 | 2009-12-03 | Anti-pollution flashover coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910213606A CN101735727B (en) | 2009-12-03 | 2009-12-03 | Anti-pollution flashover coating and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101735727A true CN101735727A (en) | 2010-06-16 |
| CN101735727B CN101735727B (en) | 2012-08-29 |
Family
ID=42459768
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|---|---|---|---|
| CN200910213606A Active CN101735727B (en) | 2009-12-03 | 2009-12-03 | Anti-pollution flashover coating and preparation method thereof |
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| CN101857772A (en) * | 2010-06-22 | 2010-10-13 | 北京红狮漆业有限公司 | Scratch resistance nanometre water-based inorganic-organic polymer paint and application thereof |
| CN103320015A (en) * | 2013-06-13 | 2013-09-25 | 常熟市九洲电器设备有限公司 | RTV (Room Temperature Vulcanization) long-acting anti-contamination flashover coating |
| CN103320014A (en) * | 2013-06-13 | 2013-09-25 | 常熟市九洲电器设备有限公司 | PRTV (permanent room temperature vulcanized) long-lasting anti-pollution flashover coating with high hydrophobicity and corrosion resistance |
| CN103965774A (en) * | 2014-05-16 | 2014-08-06 | 无锡华东锌盾科技有限公司 | Anti-pollution flashover coating |
| CN104282403A (en) * | 2014-09-28 | 2015-01-14 | 阳城国际发电有限责任公司 | Low and medium voltage transformer insulating protection sleeve and forming method thereof |
| CN104726020A (en) * | 2014-09-28 | 2015-06-24 | 海龙核材科技（江苏）有限公司 | Nuclear-grade high-temperature-resistance fireproof coating and preparation method thereof |
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| CN105131900A (en) * | 2015-08-24 | 2015-12-09 | 深圳市盛康泰有机硅材料有限公司 | Addition type transparent flame-retardant pouring sealant formula |
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| CN105670501A (en) * | 2016-02-02 | 2016-06-15 | 重庆洎皋电力科技有限责任公司 | Special RTV (room temperature vulcanization) anti-pollution flashover coating for high voltage live condition |
| CN106675398A (en) * | 2016-12-08 | 2017-05-17 | 国家电网公司 | Improved 3 type slow release long-acting super-hydrophobic anti-contamination flashover coating |
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| CN1903959A (en) * | 2005-07-29 | 2007-01-31 | 天津市智泰科技有限公司 | Room temperature silicon sulfide rubber composite nano-material antifouling flush paint |
| CN101338159B (en) * | 2008-08-20 | 2010-09-08 | 西安秦平电力科技发展有限公司 | Nanometer enhanced type fluorosilicone rubber long-acting anti-fouling flashing coating |
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| CN101857772B (en) * | 2010-06-22 | 2012-09-12 | 北京红狮漆业有限公司 | Scratch resistance nanometre water-based inorganic-organic polymer paint and application thereof |
| CN101857772A (en) * | 2010-06-22 | 2010-10-13 | 北京红狮漆业有限公司 | Scratch resistance nanometre water-based inorganic-organic polymer paint and application thereof |
| CN103320015A (en) * | 2013-06-13 | 2013-09-25 | 常熟市九洲电器设备有限公司 | RTV (Room Temperature Vulcanization) long-acting anti-contamination flashover coating |
| CN103320014A (en) * | 2013-06-13 | 2013-09-25 | 常熟市九洲电器设备有限公司 | PRTV (permanent room temperature vulcanized) long-lasting anti-pollution flashover coating with high hydrophobicity and corrosion resistance |
| CN103965774B (en) * | 2014-05-16 | 2017-12-15 | 无锡华东锌盾科技有限公司 | A kind of antifouling flush paint |
| CN103965774A (en) * | 2014-05-16 | 2014-08-06 | 无锡华东锌盾科技有限公司 | Anti-pollution flashover coating |
| CN104726020A (en) * | 2014-09-28 | 2015-06-24 | 海龙核材科技（江苏）有限公司 | Nuclear-grade high-temperature-resistance fireproof coating and preparation method thereof |
| CN104282403A (en) * | 2014-09-28 | 2015-01-14 | 阳城国际发电有限责任公司 | Low and medium voltage transformer insulating protection sleeve and forming method thereof |
| CN104726020B (en) * | 2014-09-28 | 2017-05-03 | 江苏海龙核科技股份有限公司 | Nuclear-grade high-temperature-resistance fireproof coating and preparation method thereof |
| CN104817955A (en) * | 2015-05-13 | 2015-08-05 | 北京诚和龙盛工程技术有限公司 | Improved flame-retardant heat-conductive silicon rubber insulation coating and preparation method thereof |
| CN105131900A (en) * | 2015-08-24 | 2015-12-09 | 深圳市盛康泰有机硅材料有限公司 | Addition type transparent flame-retardant pouring sealant formula |
| CN105419616A (en) * | 2015-12-21 | 2016-03-23 | 潍坊市宏源防水材料有限公司 | Special waterproof coating for mobile phone and preparation process thereof |
| CN105419616B (en) * | 2015-12-21 | 2018-04-03 | 潍坊市宏源防水材料有限公司 | A kind of mobile phone waterproof paint specially and its preparation technology |
| CN105670501A (en) * | 2016-02-02 | 2016-06-15 | 重庆洎皋电力科技有限责任公司 | Special RTV (room temperature vulcanization) anti-pollution flashover coating for high voltage live condition |
| CN106675398A (en) * | 2016-12-08 | 2017-05-17 | 国家电网公司 | Improved 3 type slow release long-acting super-hydrophobic anti-contamination flashover coating |
| CN106675398B (en) * | 2016-12-08 | 2019-01-25 | 国家电网公司 | A kind of improvement long-acting super-hydrophobic anti-pollution flashover coating of 3 type slow-releases |
| CN109613411A (en) * | 2018-12-12 | 2019-04-12 | 国网山东省电力公司电力科学研究院 | A kind of preparation method of external insulation anti-pollution flashover coating electrical insulation properties test sample |
| CN109613411B (en) * | 2018-12-12 | 2021-03-19 | 国网山东省电力公司电力科学研究院 | Preparation method of test sample for electrical insulation performance of external insulation anti-pollution flashover coating |
| CN110922893A (en) * | 2019-11-21 | 2020-03-27 | 国网江西省电力有限公司电力科学研究院 | Hydrophobic self-cleaning anti-icing composite coating and preparation method thereof |
| WO2021249577A1 (en) * | 2020-06-08 | 2021-12-16 | 国网山东省电力公司电力科学研究院 | Super-hydrophobic anti-pollution flashover coating having hydrophobic migration properties, and preparation method therefor |
| CN117304802A (en) * | 2023-10-11 | 2023-12-29 | 北京安优伟业科技开发有限公司 | High-content silicone rubber insulating paint containing fluorosilicone |
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Address after: 510600 No. 73 Meihua Road, Guangzhou, Guangdong, Yuexiu District Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Corp. Patentee after: FUJIAN RUISEN NEW MATERIALS Co.,Ltd. Address before: 510600 No. 73 Meihua Road, Guangzhou, Guangdong, Yuexiu District Patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Corp. Patentee before: Fujian Ruisen Chemical Co.,Ltd. Address after: 510600 No. 73 Meihua Road, Guangzhou, Guangdong, Yuexiu District Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Corp. Patentee after: FUJIAN RUISEN CHEMICAL Co.,Ltd. Address before: 510600 No. 73 Meihua Road, Guangzhou, Guangdong, Yuexiu District Patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Corp. Patentee before: Guangdong Power Grid Corporation Institute of Electric Power Research |