CN109181531A - A kind of Silicone Rubber Based Coatings and preparation method thereof, application - Google Patents
A kind of Silicone Rubber Based Coatings and preparation method thereof, application Download PDFInfo
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- CN109181531A CN109181531A CN201811041602.6A CN201811041602A CN109181531A CN 109181531 A CN109181531 A CN 109181531A CN 201811041602 A CN201811041602 A CN 201811041602A CN 109181531 A CN109181531 A CN 109181531A
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
-
- 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
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2275—Ferroso-ferric oxide (Fe3O4)
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Abstract
A kind of Silicone Rubber Based Coatings and preparation method thereof, application, are related to paint field.Silicone Rubber Based Coatings include the first major ingredient, the second major ingredient, the first auxiliary material and the second auxiliary material, according to parts by weight, first major ingredient includes: 100 parts and organic solvent 80-120 parts of hydroxyl-terminated injecting two methyl siloxane, first auxiliary material includes: 15-30 parts of reinforced filling, second major ingredient is silane coupling agent 7-14 parts, and the second auxiliary material is organotin catalysts 0.2-1.2 parts.The Silicone Rubber Based Coatings have preferable adhesive force and insulation performance, can restoration switch cabinet insulator.
Description
Technical field
The present invention relates to paint fields, and in particular to a kind of Silicone Rubber Based Coatings and preparation method thereof, application.
Background technique
The switchgear of power distribution network is because the reasons such as operation year limit for length, dampness, filth, equipment component insulation performance reduce, out
Current situation portion discharge defect, and then lead to dielectric breakdown accident, great influence is caused to the power supply reliability of distribution.Conventional process
Method is integral replacing to be carried out to equipment, but since the period is long, investment is big, low efficiency, be unfavorable for the development of daily maintenance work.
Preferable repairing effect is not achieved in the reparation of conventional vulcanized silicon rubber.
Summary of the invention
The first object of the present invention is to provide a kind of Silicone Rubber Based Coatings, with preferable adhesive force and insulation performance.
The second object of the present invention is to provide a kind of preparation method of Silicone Rubber Based Coatings, and this method is simple, easy to operate.
The third object of the present invention is to provide the reparation that a kind of Silicone Rubber Based Coatings are applied to switchgear insulator.
The present invention solves its technical problem and adopts the following technical solutions to realize.
The present invention proposes a kind of Silicone Rubber Based Coatings comprising the first major ingredient, the second major ingredient, the first auxiliary material and the second auxiliary material,
According to parts by weight, the first major ingredient includes: 100 parts and organic solvent 80-120 parts of hydroxyl-terminated injecting two methyl siloxane, and first is auxiliary
Material includes: 15-30 parts of reinforced filling, and the second major ingredient is silane coupling agent 7-14 parts, and the second auxiliary material is organotin catalysts 0.2-
1.2 part.
A kind of preparation method of such as above-mentioned Silicone Rubber Based Coatings, comprising: according to parts by weight, will be uniformly mixed first is main
The first auxiliary material, the second major ingredient and the second auxiliary material is sequentially added in material to be uniformly mixed.
The beneficial effect of the embodiment of the present invention is:
The Silicone Rubber Based Coatings each group distribution ratio of the application is suitable, wherein organic solvent is mainly used for terminal hydroxy group poly dimethyl
The dissolution of siloxanes, hydroxyl-terminated injecting two methyl siloxane is used as film-forming resin, with excellent dielectric properties.It is urged in organotin
In the presence of agent, hydroxyl-terminated injecting two methyl siloxane is crosslinked with the organic functional base in silane coupling agent reacts formationization
Learn bonding film forming.Siloxy in silane coupling agent, which is contacted to interfacial migration with the water of insulator surface, occurs hydrolysis life
At silanol, and siloxanes is formed in conjunction with insulator ground, to increase film layer in insulator adhesive force.In addition, this implementation
The reinforced filling of mode can increase the intensity of film-forming resin.
Specific embodiment
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described.The person that is not specified actual conditions in embodiment, according to normal conditions or manufacturer builds
The condition of view carries out.Reagents or instruments used without specified manufacturer is the conventional production that can be obtained by commercially available purchase
Product.
Below to a kind of Silicone Rubber Based Coatings of the embodiment of the present invention and preparation method thereof, using being specifically described.
Preferable repairing effect is not achieved in the reparation of conventional vulcanized silicon rubber, through hating it has been found that being primarily present coating
The problem of aqueous forfeiture, internal field's distortion, insulator surface edge flashing.
Based on this, present embodiment provides a kind of Silicone Rubber Based Coatings comprising the first major ingredient, the second major ingredient, the first auxiliary material
With the second auxiliary material, according to parts by weight, the first major ingredient includes: 100 parts of hydroxyl-terminated injecting two methyl siloxane and organic solvent 80-
120 parts, the first auxiliary material includes: 15-30 parts of reinforced filling, and the second major ingredient is silane coupling agent 7-14 parts, and the second auxiliary material is organic
0.2-1.2 parts of tin catalyst.
The Silicone Rubber Based Coatings each group distribution ratio of present embodiment is suitable, wherein organic solvent is mainly used for terminal hydroxy group poly- two
The dissolution of methylsiloxane, hydroxyl-terminated injecting two methyl siloxane is used as film-forming resin, with excellent dielectric properties.Organic
In the presence of tin catalyst, hydroxyl-terminated injecting two methyl siloxane is crosslinked with the organic functional base in silane coupling agent reacts shape
It forms a film at chemical bonding.Water is typically contained on insulator ground, the siloxy in silane coupling agent is to interfacial migration and insulate
Sublist face water contact occur hydrolysis generate silanol, silanol polycondensation and form siloxanes in conjunction with insulator ground, thus
Film layer is increased in insulator adhesive force.In addition, the reinforced filling of present embodiment can increase the intensity of film-forming resin.
In the present embodiment, catalyst includes dibutyl tin dilaurate.Organic solvent includes but is not limited to white gas.
It should be noted that white gas that is to say No. 120 gasoline.
In addition, in the present embodiment, silane coupling agent includes three fourth of 3-aminopropyltriethoxysilane and vinyl
Ketoximinosilanes, 3-aminopropyltriethoxysilane that is to say Silane coupling agent KH550.3-aminopropyltriethoxysilane
Amino can crosslink and react with hydroxyl-terminated injecting two methyl siloxane, the siloxy of 3-aminopropyltriethoxysilane
It is bonded strength can be formed with ground.The vinyl of vinyl tributyl ketoximyl silane can be with hydroxyl-terminated injecting two methyl siloxane
React film forming, and it is bonded that the siloxy of vinyl tributyl ketoximyl silane can form strength with ground.
In addition, reinforced filling includes white carbon black and aluminium hydroxide.
White carbon black main component is SiO2, with preferable electrical insulating property and big specific surface area.Due to white carbon black
Specific surface area is larger, can be improved the adhesive strength of film layer and substrate in Silicone Rubber Based Coatings.The addition of white carbon black simultaneously can
Increase Silicone Rubber Based Coatings electrical insulation capability.
In one embodiment, the first auxiliary material further includes pigments and fillers 3-5 parts of coloring；Colouring pigments and fillers includes iron oxide red and four
Any one in Fe 3 O or two kinds.
In one embodiment, hydroxyl-terminated injecting two methyl siloxane is 100 parts, and organic solvent is 85-100 parts, reinforcement
Filler is 18-25 parts, 8-12 parts of silane coupling agent, and organotin catalysts are 0.5-1 parts.
Present embodiment also provides a kind of preparation method of Silicone Rubber Based Coatings, comprising: according to parts by weight, will be uniformly mixed
The first major ingredient in sequentially add the first auxiliary material, the second major ingredient and the second auxiliary material are uniformly mixed.
Wherein, the first uniformly mixed major ingredient, as hydroxyl-terminated injecting two methyl siloxane are dissolved in organic solvent and obtain
Uniformly mixed mixture.The first auxiliary material, which is first added, first to be mixed conducive to hydroxyl-terminated injecting two methyl siloxane with the first auxiliary material
It is even, after the second major ingredient silane coupling agent is added, organotin catalysts are added, organotin catalysts can be catalyzed silane coupling agent
It crosslinks and reacts with hydroxyl-terminated injecting two methyl siloxane, to being formed uniformly reinforced filling and coloring pigments and fillers in coating
In, to improve the adhesive strength of coating.
Present embodiment also provides a kind of application of Silicone Rubber Based Coatings, which is applied to switchgear insulator
It repairs, comprising: Silicone Rubber Based Coatings are coated on insulator, then spray the modified powder of PHM in surface, dry solidification is laggard at room temperature
Row maintenance.
It should be noted that Silicone Rubber Based Coatings can be coated on by present embodiment by modes such as spraying, brushing or roller coating
On insulator.Silane coupling agent crosslinks the film layer for reacting and being formed with hydroxyl-terminated injecting two methyl siloxane and is attached to insulator
Surface, the siloxy in silane coupling agent form hydrogen-oxygen with insulator ground and are bonded, and increase film layer and insulator ground
Adhesive force, while showing preferable insulation performance.
In addition, the modified powder of PHM has the function of being not easy to form moisture film, generation flashover in insulator surface, water is enabled to
Pearl tumbles or explosion, so as to increase present embodiment rubber coating hydrophobic angle.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
The white gas of 120 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Uniformly obtain mixture, sequentially add in the mixture 3 parts by weight of iron oxide red, 8 parts by weight of aluminium hydroxide, 10 parts by weight of white carbon black,
4 parts by weight of vinyl tributyl ketoximyl silane, 5 parts by weight of 3-aminopropyltriethoxysilane and dibutyl tin dilaurate
0.6 parts by weight are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 2
The white gas of 100 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Mixture uniformly is obtained, sequentially adds 4 parts by weight of iron oxide red, 7 parts by weight of aluminium hydroxide, 8 parts by weight of white carbon black, second in the mixture
3 parts by weight of alkenyl tributanoximo silane, 4 parts by weight of 3-aminopropyltriethoxysilane and dibutyl tin dilaurate
0.5 parts by weight are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 3
The white gas of 80 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Mixture uniformly is obtained, sequentially adds 3 parts by weight of ferroso-ferric oxide, 9 parts by weight of aluminium hydroxide, 13 weight of white carbon black in the mixture
Measure part, 5 parts by weight of vinyl tributyl ketoximyl silane, 3 parts by weight of 3-aminopropyltriethoxysilane and tin dilaurate two
1 parts by weight of butyl tin are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 4
The white gas of 85 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Mixture uniformly is obtained, sequentially adds 1 parts by weight of iron oxide red, 2.5 parts by weight of ferroso-ferric oxide, 10 weight of aluminium hydroxide in the mixture
Measure part, 15 parts by weight of white carbon black, 5 parts by weight of vinyl tributyl ketoximyl silane, 7 parts by weight of 3-aminopropyltriethoxysilane
And 0.8 parts by weight of dibutyl tin dilaurate are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 5
The white gas of 90 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Mixture uniformly is obtained, sequentially adds 4.5 parts by weight of iron oxide red, 12 parts by weight of aluminium hydroxide, 16 weight of white carbon black in the mixture
Part, two fourth of 8 parts by weight of vinyl tributyl ketoximyl silane, 6 parts by weight of 3-aminopropyltriethoxysilane and tin dilaurate
0.2 parts by weight of base tin are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 6
The white gas of 110 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Uniformly obtain mixture, sequentially add in the mixture 5 parts by weight of iron oxide red, 15 parts by weight of aluminium hydroxide, 15 parts by weight of white carbon black,
6 parts by weight of vinyl tributyl ketoximyl silane, 5 parts by weight of 3-aminopropyltriethoxysilane and dibutyl tin dilaurate
0.2 parts by weight are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 7
The white gas of 105 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Uniformly obtain mixture, sequentially add in the mixture 4 parts by weight of iron oxide red, 10 parts by weight of aluminium hydroxide, 8 parts by weight of white carbon black,
4 parts by weight of vinyl tributyl ketoximyl silane, 6 parts by weight of 3-aminopropyltriethoxysilane and dibutyl tin dilaurate
0.4 parts by weight are uniformly mixed and obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 8
The white gas of 120 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Mixture uniformly is obtained, sequentially adds 3 parts by weight of iron oxide red, 18 parts by weight of aluminium hydroxide, three diacetylmonoxime of vinyl in the mixture
4 parts by weight of base silane, 5 parts by weight of 3-aminopropyltriethoxysilane and the mixing of 0.6 parts by weight of dibutyl tin dilaurate
Uniformly obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Embodiment 9
The white gas of 120 parts by weight is added in the hydroxyl-terminated injecting two methyl siloxane of 100 parts by weight, is sufficiently mixed stirring
Mixture uniformly is obtained, sequentially adds 3 parts by weight of iron oxide red, 18 parts by weight of white carbon black, vinyl tributanoximo in the mixture
4 parts by weight of silane, 5 parts by weight of 3-aminopropyltriethoxysilane and the mixing of 0.6 parts by weight of dibutyl tin dilaurate are equal
It is even to obtain Silicone Rubber Based Coatings.
On the insulator by the spraying of obtained Silicone Rubber Based Coatings, the modified powder of upper PHM is then sprayed, drying at room temperature solidifies for 24 hours
Afterwards, it conserves 7 days and obtains insulating coating.
Test example
(1) test of adhesive force is carried out to the insulating coating of embodiment 1-9, test method is referring to GB/T 1720-1979
(1989) (paint film adhesion measuring method), result is recorded in table 1.
(2) to the insulating coating of embodiment 1-9 carry out surface resistivity, volume resistivity, dielectric constant, dielectric loss because
Element and electrical strength are tested, and test method is referring to GB/T1692-2008 (measurement of vulcanized rubber insulation resistivity), knot
Fruit is recorded in table 1.
The test result of the insulating coating of 1 embodiment 1-9 of table
Interpretation of result: from the results shown in Table 1, the insulating coating that the Silicone Rubber Based Coatings of embodiment 1-9 eventually form
With preferable adhesive force, while also there is preferable insulation performance.
In conclusion Silicone Rubber Based Coatings of the embodiment of the present invention and preparation method thereof, application, pass through spraying, brushing or rolling
Silicone Rubber Based Coatings are coated on insulator by the modes such as painting.Silane coupling agent and hydroxyl-terminated injecting two methyl siloxane crosslink instead
The film layer that should be formed is attached to insulator surface, and the siloxy in silane coupling agent and insulator ground form hydrogen-oxygen key
It closes, increases film layer and insulator substrate adhesion, while showing preferable insulation performance.
Embodiments described above is a part of the embodiment of the present invention, instead of all the embodiments.Reality of the invention
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
Claims (10)
1. a kind of Silicone Rubber Based Coatings, which is characterized in that it includes the first major ingredient, the second major ingredient, the first auxiliary material and the second auxiliary material, is pressed
Parts by weight meter, first major ingredient includes: 100 parts and organic solvent 80-120 parts of hydroxyl-terminated injecting two methyl siloxane, described
First auxiliary material includes: 15-30 parts of reinforced filling, and second major ingredient is silane coupling agent 7-14 parts, and second auxiliary material is to have
0.2-1.2 parts of machine tin catalyst.
2. Silicone Rubber Based Coatings according to claim 1, which is characterized in that according to parts by weight, the poly- diformazan of terminal hydroxy group
Radical siloxane is 100 parts, and the organic solvent is 85-100 parts, and the reinforced filling is 18-25 parts, the silane coupling agent 8-
12 parts, the organotin catalysts are 0.5-1 parts.
3. Silicone Rubber Based Coatings according to claim 1, which is characterized in that the organotin catalysts include tin dilaurate two
Butyl tin.
4. Silicone Rubber Based Coatings according to claim 1-3, which is characterized in that according to parts by weight, described first
Auxiliary material further includes pigments and fillers 3-5 parts of coloring.
5. Silicone Rubber Based Coatings according to claim 4, which is characterized in that the coloring pigments and fillers include iron oxide red and four oxidations
Any one in three-iron or two kinds.
6. Silicone Rubber Based Coatings according to claim 1-3, which is characterized in that the silane coupling agent includes 3- ammonia
Base propyl-triethoxysilicane and vinyl tributyl ketoximyl silane.
7. Silicone Rubber Based Coatings according to claim 1-3, which is characterized in that the reinforced filling includes white carbon black
And aluminium hydroxide.
8. Silicone Rubber Based Coatings according to claim 1-3, which is characterized in that the organic solvent includes white vapour
Oil.
9. a kind of preparation method of such as described in any item Silicone Rubber Based Coatings of claim 1-8 characterized by comprising by weight
Number meter is measured, first auxiliary material, second major ingredient and described the are sequentially added in first major ingredient that will be uniformly mixed
Two auxiliary materials are uniformly mixed.
10. a kind of reparation for being applied to switchgear insulator such as the described in any item Silicone Rubber Based Coatings of claim 1-8, feature
It is, comprising: the Silicone Rubber Based Coatings are coated on the insulator, the modified powder of PHM is then sprayed in surface, dries at room temperature
It is conserved after solidification.
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| CN109749623A (en) * | 2019-01-11 | 2019-05-14 | 广州德海高分子材料科技有限公司 | Antirust weathering brushes high molecular material and its preparation method and application |
| CN114907767A (en) * | 2022-04-20 | 2022-08-16 | 广东电网有限责任公司 | Antibacterial silicone rubber coating and preparation method thereof |
| CN115011246A (en) * | 2022-07-01 | 2022-09-06 | 成都拓利科技股份有限公司 | High-strength wear-resistant organic silicon protective coating and preparation method thereof |
| CN115449293A (en) * | 2022-10-20 | 2022-12-09 | 河南四达检测技术有限公司 | Wire insulating paint for coating electrified insulating coating robot |
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