CN106243905A - A kind of high-temperature-resistant insulating paint and preparation method thereof - Google Patents

A kind of high-temperature-resistant insulating paint and preparation method thereof Download PDF

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CN106243905A
CN106243905A CN201610719736.3A CN201610719736A CN106243905A CN 106243905 A CN106243905 A CN 106243905A CN 201610719736 A CN201610719736 A CN 201610719736A CN 106243905 A CN106243905 A CN 106243905A
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temperature
resistant insulating
insulating paint
parts
preparation
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代长华
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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
    • C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
    • C09D161/04—Condensation polymers of aldehydes or ketones with phenols only
    • C09D161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • 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
    • 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
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • 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
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • 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

Abstract

The invention provides a kind of high-temperature-resistant insulating paint and preparation method thereof.Preparation method is as follows: (1) grinds after mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas-phase silica mixing, and being ground to particle diameter is 20 40um；(2) by polysiloxane resin, acrylic resin, sodium polyacrylate, dimethylbenzene, Oleum Terebinthinae, butyl acetate, it is mixed and heated to 60 80 DEG C, stirs 120 180 minutes；(3) granulate mixture that step (1) obtains is joined in the mixed resin solution of step (2), stir 60 80 minutes, ultrasonic shear 20 40 minutes；(4) LaMgAl is added11O19, phenolic resin, glass fibre, ceramic fine bead, stir 50 80 minutes.The high-temperature-resistant insulating paint of the present invention has good resistance to elevated temperatures, remains to keep good insulating properties after high temperature.

Description

A kind of high-temperature-resistant insulating paint and preparation method thereof
Technical field
The present invention relates to new coating field, be specifically related to a kind of high-temperature-resistant insulating paint and preparation method thereof.
Background technology
In recent years, along with improving constantly of scientific and technological level, the development of insulant the most increasingly receives publicity.At present, absolutely The kind of edge material is a lot, such as insulating bag closure material, insulating paper, ambroin, coatings etc., wherein coatings due to Preparation method is simple, and construction technology is convenient, and therefore coatings is more and more used on every profession and trade insulator arrangement.Its In, one of coatings focus becoming current research that thermostability is good.High-temperature resistant coating is also known as heat-resisting paint, is usually Referring to more than 200 DEG C, paint film invariant color, do not fall off, remain to keep the coating of suitable physical and mechanical properties, it is right to make to be protected As the special functional coating that can normally play a role in hot environment.High-temperature resistant coating typically by heat-resistant polymer, fill out Material, solvent and auxiliary agent composition.Compared with other high temperature oxidation corrosion resistance means, high-temperature resistant coating is easy to use, to protection object Normal performance does not produce impact.At present, existing the most multiple adapting to the coatings in hot environment, these coating are in hot environment Under remain to keep good dielectric properties, there is good insulating properties, but although some coating can meet hot environment again The requirement of middle insulating properties, but because of the formula of coating itself and technological problems, under the high temperature conditions, especially more than 300 DEG C Use environment in, the defects such as tack is not enough, easy to fall off.
Summary of the invention
Solve the technical problem that: it is an object of the invention to provide a kind of high-temperature-resistant insulating paint, have the most still There are good insulating properties.
Technical scheme: a kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane tree Fat 15-40 part, mica powder 5-15 part, Pulvis Talci 5-15 part, acrylic resin 0.1-1 part, sodium polyacrylate 0.1-0.5 part, two Toluene 5-15 part, Oleum Terebinthinae 1-10 part, butyl acetate 1-5 part, LaMgAl11O193-8 part, SiC10-20 part, daiamid epoxy are solid Agent 0.5-1.5 part, phenolic resin 20-40 part, glimmering brilliant Fluorspar Powder 5-15 part, ceramic fine bead 3-10 part, gas-phase silica 3-10 Part, glass fibre 2-8 part.
It is further preferred that described a kind of high-temperature-resistant insulating paint, following component it is prepared from by weight: poly-have Organic siloxane resin 25-35 part, mica powder 6-12 part, Pulvis Talci 6-11 part, acrylic resin 0.3-0.8 part, sodium polyacrylate 0.2-0.4 part, dimethylbenzene 8-15 part, Oleum Terebinthinae 3-7 part, butyl acetate 2-4 part, LaMgAl11O195-7 part, SiC12-18 part, Daiamid epoxy curing agent 0.8-1.2 part, phenolic resin 25-38 part, glimmering brilliant Fluorspar Powder 7-13 part, ceramic fine bead 4-8 part, gas phase White carbon 4-8 part, glass fibre 4-6 part.
The preparation method of above-mentioned high-temperature-resistant insulating paint comprises the following steps:
(1) grinding after mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas-phase silica mixing, being ground to particle diameter is 20- 40um；(2) by polysiloxane resin, acrylic resin, sodium polyacrylate, dimethylbenzene, Oleum Terebinthinae, butyl acetate, mixing Post-heating is 60-80 DEG C to temperature, stirs 120-180 minute；
(3) granulate mixture that step (1) obtains is joined in the mixed resin solution of step (2), stirs 60-80 minute, Ultrasonic shear 20-40 minute；
(4) LaMgAl is added11O19, phenolic resin, glass fibre, ceramic fine bead, stir 50-80 minute.
Further, the preparation method of described a kind of high-temperature-resistant insulating paint, in described step (1), particle diameter is 20- 30um。
Further, the preparation method of described a kind of high-temperature-resistant insulating paint, in described step (2), temperature is 65- 75 DEG C, mixing time is 140-160 minute.
Further, the preparation method of described a kind of high-temperature-resistant insulating paint, stirring 65-75 in described step (3) Minute, ultrasonic shear 25-35 minute.
Further, the preparation method of described a kind of high-temperature-resistant insulating paint, in described step (4), mixing time is 60-70 minute.
Beneficial effect: the high-temperature-resistant insulating paint of the present invention has good resistance to elevated temperatures, at 600 DEG C, paint film is just Often；At room temperature, optimal specific insulation is more than or equal to 1.9 × 1017Ω cm, breakdown strength is more than or equal to 196KV/m, Lower return to the optimal specific insulation of room temperature more than or equal to 7.2 × 10 through 50h17Ω cm, breakdown strength is more than or equal to 226KV/ mm.Coating prepared by the present invention is simple and easy to get, and cost is relatively low, is suitable for promoting.
Detailed description of the invention
Embodiment 1
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 15 parts, mica powder 15 parts, Pulvis Talci 5 parts, acrylic resin 0.1 part, sodium polyacrylate 0.1 part, dimethylbenzene 5 parts, Oleum Terebinthinae 10 parts, butyl acetate 1 Part, LaMgAl11O198 parts, SiC10 part, daiamid epoxy curing agent 0.5 part, 40 parts of phenolic resin, glimmering brilliant Fluorspar Powder 5 parts, pottery Porcelain microballon 10 parts, gas-phase silica 10 parts, glass fibre 2 parts.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) is by mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas phase Grinding after white carbon mixing, being ground to particle diameter is 20um；(2) by polysiloxane resin, acrylic resin, polyacrylic acid Sodium, dimethylbenzene, Oleum Terebinthinae, butyl acetate, mixing post-heating to temperature is 60 DEG C, stirs 180 minutes；(3) step (1) is obtained Granulate mixture join in the mixed resin solution of step (2), stir 60 minutes, ultrasonic shear 40 minutes；(4) add LaMgAl11O19, phenolic resin, glass fibre, ceramic fine bead, stir 50 minutes.
Embodiment 2
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 40 parts, mica powder 5 parts, Pulvis Talci 15 parts, acrylic resin 1 part, sodium polyacrylate 0.5 part, dimethylbenzene 15 parts, Oleum Terebinthinae 1 part, butyl acetate 5 Part, LaMgAl11O193 parts, SiC20 part, daiamid epoxy curing agent 1.5 parts, 20 parts of phenolic resin, glimmering brilliant Fluorspar Powder 15 parts, pottery Porcelain microballon 3 parts, gas-phase silica 3 parts, glass fibre 8 parts.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) is by mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas phase Grinding after white carbon mixing, being ground to particle diameter is 40um；(2) by polysiloxane resin, acrylic resin, polyacrylic acid Sodium, dimethylbenzene, Oleum Terebinthinae, butyl acetate, mixing post-heating to temperature is 80 DEG C, stirs 120 minutes；(3) step (1) is obtained Granulate mixture join in the mixed resin solution of step (2), stir 80 minutes, ultrasonic shear 20 minutes；(4) add LaMgAl11O19, phenolic resin, glass fibre, ceramic fine bead, stir 80 minutes.
Embodiment 3
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 35 parts, mica powder 6 parts, Pulvis Talci 11 parts, acrylic resin 0.8 part, sodium polyacrylate 0.4 part, dimethylbenzene 15 parts, Oleum Terebinthinae 3 parts, butyl acetate 2 Part, LaMgAl11O197 parts, SiC12 part, daiamid epoxy curing agent 1.2 parts, 25 parts of phenolic resin, glimmering brilliant Fluorspar Powder 7 parts, pottery Porcelain microballon 4 parts, gas-phase silica 8 parts, glass fibre 6 parts.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) is by mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas phase Grinding after white carbon mixing, being ground to particle diameter is 20um；(2) by polysiloxane resin, acrylic resin, polyacrylic acid Sodium, dimethylbenzene, Oleum Terebinthinae, butyl acetate, mixing post-heating to temperature is 65 DEG C, stirs 160 minutes；(3) step (1) is obtained Granulate mixture join in the mixed resin solution of step (2), stir 65 minutes, ultrasonic shear 25 minutes；(4) add LaMgAl11O19, phenolic resin, glass fibre, ceramic fine bead, stir 70 minutes.
Embodiment 4
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 25 parts, mica powder 12 parts, Pulvis Talci 6 parts, acrylic resin 0.3 part, sodium polyacrylate 0.2 part, dimethylbenzene 8 parts, Oleum Terebinthinae 7 parts, butyl acetate 4 Part, LaMgAl11O195 parts, SiC18 part, daiamid epoxy curing agent 0.8 part, 38 parts of phenolic resin, glimmering brilliant Fluorspar Powder 13 parts, pottery Porcelain microballon 8 parts, gas-phase silica 4 parts, glass fibre 4 parts.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) is by mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas phase Grinding after white carbon mixing, being ground to particle diameter is 30um；(2) by polysiloxane resin, acrylic resin, polyacrylic acid Sodium, dimethylbenzene, Oleum Terebinthinae, butyl acetate, mixing post-heating to temperature is 75 DEG C, stirs 140 minutes；(3) step (1) is obtained Granulate mixture join in the mixed resin solution of step (2), stir 75 minutes, ultrasonic shear 35 minutes；(4) add LaMgAl11O19, phenolic resin, glass fibre, ceramic fine bead, stir 60 minutes.
Embodiment 5
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 35 parts, mica powder 8 parts, Pulvis Talci 10 parts, acrylic resin 0.5 part, sodium polyacrylate 0.3 part, dimethylbenzene 11 parts, Oleum Terebinthinae 5 parts, butyl acetate 3 Part, LaMgAl11O196 parts, SiC15 part, daiamid epoxy curing agent 1 part, 35 parts of phenolic resin, glimmering brilliant Fluorspar Powder 10 parts, pottery Microballon 6 parts, gas-phase silica 6 parts, glass fibre 5 parts.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) is by mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas phase Grinding after white carbon mixing, being ground to particle diameter is 20um；(2) by polysiloxane resin, acrylic resin, polyacrylic acid Sodium, dimethylbenzene, Oleum Terebinthinae, butyl acetate, mixing post-heating to temperature is 70 DEG C, stirs 150 minutes；(3) step (1) is obtained Granulate mixture join in the mixed resin solution of step (2), stir 70 minutes, ultrasonic shear 30 minutes；(4) add LaMgAl11O19, phenolic resin, glass fibre, ceramic fine bead, stir 65 minutes.
Comparative example 1
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 15 parts, mica powder 15 parts, Pulvis Talci 5 parts, acrylic resin 0.1 part, sodium polyacrylate 0.1 part, dimethylbenzene 5 parts, Oleum Terebinthinae 10 parts, butyl acetate 1 Part, daiamid epoxy curing agent 0.5 part, 40 parts of phenolic resin, glimmering brilliant Fluorspar Powder 5 parts, ceramic fine bead 10 parts, gas-phase silica 10 Part, glass fibre 2 parts.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) is by mica powder, Pulvis Talci, glimmering brilliant Fluorspar Powder, gas phase Linesless charcoal Grinding after black mixing, being ground to particle diameter is 20um；(2) by polysiloxane resin, acrylic resin, sodium polyacrylate, two Toluene, Oleum Terebinthinae, butyl acetate, mixing post-heating to temperature is 60 DEG C, stirs 180 minutes；(3) step (1) is obtained Grain mixture joins in the mixed resin solution of step (2), stirs 60 minutes, ultrasonic shear 40 minutes；(4) phenolic aldehyde is added Resin, glass fibre, ceramic fine bead, stir 50 minutes.
Comparative example 2
A kind of high-temperature-resistant insulating paint, is prepared from by weight by following component: polysiloxane resin 40 parts, mica powder 5 parts, Pulvis Talci 15 parts, acrylic resin 1 part, sodium polyacrylate 0.5 part, dimethylbenzene 15 parts, Oleum Terebinthinae 1 part, butyl acetate 5 Part, LaMgAl11O193 parts, SiC20 part, daiamid epoxy curing agent 1.5 parts, 20 parts of phenolic resin.
The preparation method of above-mentioned high-temperature-resistant insulating paint is: (1) grinds after mica powder, Pulvis Talci, SiC mixing, grinds It is 40um to particle diameter；(2) by polysiloxane resin, acrylic resin, sodium polyacrylate, dimethylbenzene, Oleum Terebinthinae, acetic acid fourth Ester, mixing post-heating to temperature is 80 DEG C, stirs 120 minutes；(3) granulate mixture that step (1) obtains is joined step (2), in mixed resin solution, stir 80 minutes, ultrasonic shear 20 minutes；(4) LaMgAl is added11O19, phenolic resin, stir Mix 80 minutes.
With reference to GB1981-81, the high-temperature-resistant insulating paint of preparation in the embodiment of the present invention is carried out performance test, Ge Xiangxing Can result see table, it may be seen that this high-temperature-resistant insulating paint has good resistance to elevated temperatures, at 600 DEG C, paint film Normally；At room temperature, optimal specific insulation is more than or equal to 1.9 × 1017Ω cm, breakdown strength is more than or equal to 196KV/m, The optimal specific insulation of room temperature is returned to more than or equal to 7.2 × 10 through 50h lower17Ω cm, breakdown strength is more than or equal to 226KV/mm。
The property indices of table 1 high-temperature-resistant insulating paint

Claims (7)

1. a high-temperature-resistant insulating paint, it is characterised in that be prepared from by weight by following component: polysiloxane tree Fat 15-40 part, mica powder 5-15 part, Pulvis Talci 5-15 part, acrylic resin 0.1-1 part, sodium polyacrylate 0.1-0.5 part, two Toluene 5-15 part, Oleum Terebinthinae 1-10 part, butyl acetate 1-5 part, LaMgAl11O193-8 part, SiC10-20 part, daiamid epoxy are solid Agent 0.5-1.5 part, phenolic resin 20-40 part, glimmering brilliant Fluorspar Powder 5-15 part, ceramic fine bead 3-10 part, gas-phase silica 3-10 Part, glass fibre 2-8 part.
A kind of high-temperature-resistant insulating paint the most according to claim 1, it is characterised in that prepared by weight by following component Form: polysiloxane resin 25-35 part, mica powder 6-12 part, Pulvis Talci 6-11 part, acrylic resin 0.3-0.8 part, poly- Sodium acrylate 0.2-0.4 part, dimethylbenzene 8-15 part, Oleum Terebinthinae 3-7 part, butyl acetate 2-4 part, LaMgAl11O195-7 part, SiC12-18 part, daiamid epoxy curing agent 0.8-1.2 part, phenolic resin 25-38 part, glimmering brilliant Fluorspar Powder 7-13 part, pottery are micro- Pearl 4-8 part, gas-phase silica 4-8 part, glass fibre 4-6 part.
3. the preparation method of a high-temperature-resistant insulating paint, it is characterised in that comprise the following steps:
(1) grinding after mica powder, Pulvis Talci, SiC, glimmering brilliant Fluorspar Powder, gas-phase silica mixing, being ground to particle diameter is 20- 40um；
(2) by polysiloxane resin, acrylic resin, sodium polyacrylate, dimethylbenzene, Oleum Terebinthinae, butyl acetate, after mixing It is heated to temperature and is 60-80 DEG C, stir 120-180 minute；
(3) granulate mixture that step (1) obtains is joined in the mixed resin solution of step (2), stirs 60-80 minute, Ultrasonic shear 20-40 minute；
(4) LaMgAl is added11O19, phenolic resin, glass fibre, ceramic fine bead, stir 50-80 minute.
The preparation method of a kind of high-temperature-resistant insulating paint the most according to claim 3, it is characterised in that: described step (1) Middle particle diameter is 20-30um.
The preparation method of a kind of high-temperature-resistant insulating paint the most according to claim 3, it is characterised in that: described step (2) Middle temperature is 65-75 DEG C, and mixing time is 140-160 minute.
The preparation method of a kind of high-temperature-resistant insulating paint the most according to claim 3, it is characterised in that: described step (3) Middle stirring 65-75 minute, ultrasonic shear 25-35 minute.
The preparation method of a kind of high-temperature-resistant insulating paint the most according to claim 3, it is characterised in that: described step (4) Middle mixing time is 60-70 minute.
CN201610719736.3A 2016-08-25 2016-08-25 A kind of high-temperature-resistant insulating paint and preparation method thereof Pending CN106243905A (en)

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CN106826108A (en) * 2016-12-26 2017-06-13 常熟市惠机电有限公司 A kind of preparation method of high temp.-resistant valve connector
CN107298940A (en) * 2017-08-03 2017-10-27 安徽新智电力科技有限公司 A kind of transformer coatings and preparation method thereof
CN109251662A (en) * 2018-09-10 2019-01-22 镇江朝阳机电科技有限公司 A kind of composite type high temperature resistant cable testing bridge and coating process
CN111826001A (en) * 2019-03-28 2020-10-27 焕澄(上海)新材料科技发展有限公司 Ultrahigh-insulation inorganic coating and preparation method thereof
CN113881307A (en) * 2021-10-13 2022-01-04 河南麦维新材料有限公司 Water-based paint with special surface effect and preparation method thereof

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106826108A (en) * 2016-12-26 2017-06-13 常熟市惠机电有限公司 A kind of preparation method of high temp.-resistant valve connector
CN107298940A (en) * 2017-08-03 2017-10-27 安徽新智电力科技有限公司 A kind of transformer coatings and preparation method thereof
CN109251662A (en) * 2018-09-10 2019-01-22 镇江朝阳机电科技有限公司 A kind of composite type high temperature resistant cable testing bridge and coating process
CN111826001A (en) * 2019-03-28 2020-10-27 焕澄(上海)新材料科技发展有限公司 Ultrahigh-insulation inorganic coating and preparation method thereof
CN113881307A (en) * 2021-10-13 2022-01-04 河南麦维新材料有限公司 Water-based paint with special surface effect and preparation method thereof

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