CN110079199A - A kind of normal temperature cure anticorrosion high-temperature resistant coating and preparation method thereof - Google Patents
A kind of normal temperature cure anticorrosion high-temperature resistant coating and preparation method thereof Download PDFInfo
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- CN110079199A CN110079199A CN201910448878.4A CN201910448878A CN110079199A CN 110079199 A CN110079199 A CN 110079199A CN 201910448878 A CN201910448878 A CN 201910448878A CN 110079199 A CN110079199 A CN 110079199A
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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
- C09D163/10—Epoxy resins modified by unsaturated compounds
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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
- C09D5/08—Anti-corrosive paints
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
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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
- C09D7/65—Additives macromolecular
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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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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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
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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Abstract
The invention discloses a kind of normal temperature cure anticorrosion high-temperature resistant coatings and preparation method thereof, it is matrix by using modified phenolic epoxy vingl ester resin, with silicon carbide fibre, filler, anti-settling agent, auxiliary agent, curing agent etc. for raw material dispersion, by proportion optimizing, coating is made, with the advantages that corrosion resistance and good, stability is high, high temperature resistant；Modified phenolic epoxy vingl ester resin is made by using epoxy novolac vinylite, organic siliconresin, coupling agent, organic siliconresin enhances the deformation at yield ability of epoxy novolac vinylite resin, after coating, hybridization network structure is formed in the coating, improves toughness, the tensile strength of coating；Silicon carbide fibre can be effectively reduced sedimentation phenomenon of filler during paint solidification for coating, toughening coating prevents coating by cracking caused by external force and impact, peels off, extends coating life, silicon carbide fibre has high temperature resistance, can improve the heat-resisting ability of coating.
Description
Technical field
The present invention relates to technical field of coatings, it is related to a kind of coating and preparation method thereof, and in particular to a kind of normal temperature cure
Anticorrosion high-temperature resistant coating and preparation method thereof.
Background technique
The environmental protection consciousness of people is increasingly enhanced, and for atmospheric emission strict control, newly-built factory is necessary for country
Install exhaust gas purification system additional, coal-burning power plant is the important sources of atmosphere pollution, if not increasing desulfurizer, can cause to atmosphere
Substantial pollution.But the generally not special anti-corrosion measure of the chimney of existing coal-burning power plant, wall can become more next with the time
It is thinner, this normal operation that will be seriously threatened.The closing of power plant will cause huge economic loss.When wet desulphurization at present is run
Between it is shorter, wet flue gas is a kind of new situation, the skill of the main foreign of China's wet type chimney anticorrosion technology to the corrosion of chimney
Art method, it is such as anti-using alloy-steel plate liner, glass reinforced plastic entirety chimney technology, foaming acid-resistant glass brick lining, spraying high-performance
Rotten coating etc..Although these technological means foreign countries be widely used and achieve certain success, China still
It is difficult to use for reference, so chimney protection domestic at present is not very successful.
Coating protecting has many advantages, such as that short construction period, project cost are low, the chimney range of application is wide, so anti-in chimney
Tool has great advantage on corrosion engineering.In addition anticorrosive coating also has the characteristics that versatile, can not only be applied to electricity
On factory's chimney anticorrosion, it only just can be used in other anticorrosion engineerings with minor modifications, thus high-performance coating is with very vast
Market application prospect.
Flue gas is after wet desulphurization, it may occur that physicochemical properties variation, high temperature dry flue gas become the corruption of low temperature, high humidity
Corrosion flue gas, more stringent requirements are proposed for corrosivity and heat resistance of the flue gas to steel flue lining material.In conclusion
The novel organic composite for developing a kind of normal temperature cure corrosion-resistant and high-temperature resistant is extremely urgent.
Summary of the invention
For the disadvantages mentioned above and deficiency of the prior art, the object of the present invention is to provide a kind of resistance to height of normal temperature cure anticorrosion
Thermo-paint and preparation method thereof is matrix by using modified phenolic epoxy vingl ester resin, with silicon carbide fibre, filler, is prevented
Heavy agent, auxiliary agent, curing agent etc. are raw material dispersion, by reasonable proportion optimizing, coating are made, can be widely applied to such as steel
Flue lining surface etc. can play a protective role；By using epoxy novolac vinylite, organic siliconresin, coupling agent,
Modified phenolic epoxy vingl ester resin is made, wherein organic siliconresin has good heat resistance, flexibility and waterproof performance, this
Just with the features such as phenolic resin brittleness is big, heat resistance is not strong, hydroxyl facile hydrolysis in molecule on the contrary, organic siliconresin and phenolic aldehyde
Oxireme resin it is mixed and modified, effectively increase the comprehensive performance of coating, organic siliconresin enhances epoxy novolac ethylene
The deformation at yield ability of base resin after coating, forms hybridization network structure in the coating, improves the toughness of coating, draws
Stretch intensity；In addition, filler can be effectively reduced during paint solidification for coating since silicon carbide fibre density is smaller
Sedimentation phenomenon, silicon carbide fibre can toughening coating, prevent coating by external force and impact caused by cracking, peel off, extend
Coating life, silicon carbide fibre have high temperature resistance, can improve the heat-resisting ability of coating；Normal temperature cure prepared by the present invention
Anticorrosion high-temperature resistant coating corrosion resistance and good, stability is high, high temperature resistant.
The present invention is technical solution used by solving its technical problem are as follows:
A kind of preparation method of normal temperature cure anticorrosion high-temperature resistant coating, which is characterized in that the coating is normal temperature cure
Two-component, including component A and B component, the B component are the curing agent of 1~5 parts by weight,
Wherein,
-- the component A includes: 65~85 parts by weight of modified phenolic epoxy vingl ester resin, carborundum brief fiber 6~12
Parts by weight, 10~15 parts by weight of filler, 0.5~1 parts by weight of anti-settling agent, 0.3~0.5 parts by weight of levelling agent, defoaming agent 0.3~
0.5 parts by weight, 2~5 parts by weight of coupling agent；
The component A is prepared in accordance with the following steps:
SS1. the carborundum brief fiber for weighing 6~12 parts by weight according to the proportion is dried in vacuo at 100 DEG C to be dispersed in afterwards for 24 hours
In the modified phenolic epoxy vingl ester resin of 65~85 parts by weight, the coupling agent of 2~5 parts by weight is added later, and in ultrasonic item
Disperse about 30min under part, obtains mixture a；
SS2. the filler of 10~15 parts by weight is added in the mixture a prepared according to the proportion to step SS1, is dispersed with stirring
It is even, obtain mixture b；
SS3. the anti-settling agent of 0.5~1 parts by weight of addition, 0.3~0.5 in the mixture b prepared according to the proportion to step SS2
The surplus stocks such as defoaming agent of the levelling agent of parts by weight, 0.3~0.5 parts by weight keep the revolving speed mixing of 150~200r/min to stir
About 2h is mixed, the component A is obtained；
-- when using coating, the component A and B component are mixed.
Preferably, the modified phenolic epoxy vingl ester resin the preparation method comprises the following steps: taking the epoxy novolac second of certain mass
Organic siliconresin, the coupling agent of certain mass is added in ene based resins, and temperature rising reflux stir about 2h is uniformly mixed, and room temperature is cooling,
To obtain the final product.
Preferably, the carborundum brief fiber the preparation method comprises the following steps: that high speed is added in a certain amount of silicon carbide long fibre is broken
Broken machine, high-speed breakage about 20s obtain required carborundum brief fiber through being sieved 5 times or so, spare.
Preferably, the filler is at least one of nano silicon oxide, nano aluminium oxide.
Preferably, the anti-settling agent is at least one of organobentonite, fumed silica.
Preferably, the levelling agent is at least one of organosilicon levelling agent, fluorocarbons.
Preferably, the defoaming agent is dimethyl silicone polymer or polyether-silicone.
Preferably, the coupling agent is silane coupling agent.
According to another aspect of the present invention, the present invention also provides a kind of normal temperature cures obtained using above-mentioned preparation method
Anticorrosion high-temperature resistant coating.
According to another aspect of the present invention, the present invention also provides a kind of above-mentioned normal temperature cure anticorrosion high-temperature resistant coatings to exist
Application on steel flue lining surface.
Compared with the existing technology, normal temperature cure anticorrosion high-temperature resistant coating and preparation method thereof of the invention has corrosion resistant
The significant technical effects such as corrosion energy good, stability is high, high temperature resistant: (1) present invention uses modified phenolic epoxy vingl ester resin
It, by reasonable proportion optimizing, is made for matrix with silicon carbide fibre, filler, anti-settling agent, auxiliary agent, curing agent etc. for raw material dispersion
Coating is obtained, the occasion such as steel flue lining surface is can be widely applied to, can play a protective role, corrosion-resistant, high temperature resistant
It has excellent performance；(2) present invention uses epoxy novolac vinylite, organic siliconresin, coupling agent, and modified phenolic epoxy second is made
Ene based resins, wherein organic siliconresin have good heat resistance, flexibility and waterproof performance, this just with phenolic resin brittleness
Greatly, the features such as heat resistance is strong, hydroxyl facile hydrolysis in molecule is opposite.Therefore, organic siliconresin and epoxy novolac vinyl
It is mixed and modified, can necessarily improve the comprehensive performance of coating.Organic siliconresin enhances epoxy novolac vinylite resin
Deformation at yield ability after coating, forms hybridization network structure in the coating, improves toughness, the tensile strength of coating；In addition,
Since silicon carbide fibre density is smaller, it can be effectively reduced sedimentation phenomenon of filler during paint solidification for coating,
Silicon carbide fibre can toughening coating, prevent coating by external force and impact caused by cracking, peel off, extend coating life, carbon
SiClx fiber has high temperature resistance, can improve the heat-resisting ability of coating；(3) normal temperature cure anticorrosion prepared by the present invention is resistance to
High-temperature coatings corrosion resistance and good, stability is high, high temperature resistant.
Specific embodiment
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
As the 1st embodiment, normal temperature cure anticorrosion high-temperature resistant coating of the invention, coating is the double groups of normal temperature cure
Part, including component A and B component take parts by weight meter, wherein component A include: 65 parts of epoxy resin, 6 parts of carborundum brief fiber,
10 parts of filler, 0.5 part of anti-settling agent, 0.3 part of levelling agent, 0.3 part of defoaming agent, coupling agent 2；B component is 1 part of curing agent.In preparation
When stating normal temperature cure anticorrosion high-temperature resistant coating, component A is prepared in accordance with the following steps: (1) weighing silicon carbide according to the proportion
Staple fiber is dried in vacuo at 100 DEG C to be dispersed in modified phenolic epoxy vingl ester resin afterwards for 24 hours, and quantitative silane coupling agent is added
Ultrasonic disperse 30min obtains mixture a；(2) filler is added into mixture a according to the proportion, is dispersed with stirring uniformly, is mixed
Close material b；(3) surplus stock is added into mixture b according to the proportion, keeps the revolving speed of 150r/min that 2h is mixed, obtains institute
State anticorrosion high-temperature resistant coating component A.When coating in use, component A and B component are mixed.
Embodiment 2
As the 2nd embodiment, normal temperature cure anticorrosion high-temperature resistant coating of the invention, coating is the double groups of normal temperature cure
Part, including component A and B component take parts by weight meter, wherein component A include: 75 parts of epoxy resin, 8 parts of carborundum brief fiber,
12 parts of filler, 0.8 part of anti-settling agent, 0.4 part of levelling agent, 0.4 part of defoaming agent, coupling agent 3；B component is 3 parts of curing agent.Component A is pressed
It is prepared according to following steps: (1) weighing carborundum brief fiber according to the proportion and be dried in vacuo to be dispersed in afterwards for 24 hours at 100 DEG C and change
Property epoxy novolac vinylite in, quantitative silane coupling agent ultrasonic disperse 30min is added, obtains mixture a；(2) according to matching
Than filler is added into mixture a, it is dispersed with stirring uniformly, obtains mixture b；(3) it is added according to the proportion into mixture b remaining
Raw material keeps the revolving speed of 180r/min that 2h is mixed, obtains the anticorrosion high-temperature resistant coating component A.When coating in use,
Component A and B component are mixed.
Embodiment 3
As the 2nd embodiment, normal temperature cure anticorrosion high-temperature resistant coating of the invention, coating is the double groups of normal temperature cure
Part, including component A and B component take parts by weight meter, wherein component A include: 85 parts of epoxy resin, 12 parts of carborundum brief fiber,
15 parts of filler, 1 part of anti-settling agent, 1.5 parts of anti-settling agent, 0.5 part of levelling agent, 0.5 part of defoaming agent, coupling agent 5；B component is curing agent 5
Part.Component A is prepared in accordance with the following steps: (1) weighing carborundum brief fiber according to the proportion and be dried in vacuo for 24 hours at 100 DEG C
After be dispersed in modified phenolic epoxy vingl ester resin, quantitative silane coupling agent ultrasonic disperse 30min is added, obtains mixture a；
(2) filler is added into mixture a according to the proportion, is dispersed with stirring uniformly, obtains mixture b；(3) according to the proportion to mixture b
Middle addition surplus stock keeps the revolving speed of 200r/min that 2h is mixed, obtains the anticorrosion high-temperature resistant coating component A.When
Coating is in use, component A and B component are mixed.
The present invention uses modified phenolic epoxy vingl ester resin for base when preparing normal temperature cure anticorrosion high-temperature resistant coating
Body, by reasonable proportion optimizing, is made and applies with silicon carbide fibre, filler, anti-settling agent, auxiliary agent, curing agent etc. for raw material dispersion
Material, can be widely applied to the occasions such as steel flue lining surface, can play a protective role, corrosion-resistant, high temperature resistance is excellent；
Using epoxy novolac vinylite, organic siliconresin, coupling agent, modified phenolic epoxy vingl ester resin is made.Organosilicon tree
Rouge has good heat resistance, flexibility and waterproof performance, this just with phenolic resin brittleness is big, heat resistance is not strong, in molecule
Hydroxyl facile hydrolysis the features such as it is opposite.Therefore, organic siliconresin and epoxy novolac vinyl is mixed and modified, can necessarily improve
The comprehensive performance of coating.Organic siliconresin enhances the deformation at yield ability of epoxy novolac vinylite resin, after coating,
Hybridization network structure is formed in coating, improves toughness, the tensile strength of coating；In addition, since silicon carbide fibre density is smaller,
Sedimentation phenomenon of filler during paint solidification can be effectively reduced for coating, silicon carbide fibre can toughening coating,
It preventing coating by cracking caused by external force and impact, peels off, extend coating life, silicon carbide fibre has high temperature resistance,
The heat-resisting ability of coating can be improved.
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, according to
It is so possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention
Protection scope within.
Claims (10)
1. a kind of preparation method of normal temperature cure anticorrosion high-temperature resistant coating, which is characterized in that the coating is that normal temperature cure is double
Component, including component A and B component, the B component are the curing agent of 1~5 parts by weight, wherein
-- the component A includes: 65~85 parts by weight of modified phenolic epoxy vingl ester resin, 6~12 weight of carborundum brief fiber
Part, 10~15 parts by weight of filler, 0.5~1 parts by weight of anti-settling agent, 0.3~0.5 parts by weight of levelling agent, 0.3~0.5 weight of defoaming agent
Measure part, 2~5 parts by weight of coupling agent；
The component A is prepared in accordance with the following steps:
SS1. the carborundum brief fiber for weighing 6~12 parts by weight according to the proportion is dried in vacuo at 100 DEG C and is dispersed in 65 afterwards for 24 hours~
In the modified phenolic epoxy vingl ester resin of 85 parts by weight, the coupling agent of 2~5 parts by weight is added later, and under ultrasound condition
Disperse about 30min, obtains mixture a；
SS2. the filler of 10~15 parts by weight is added in the mixture a prepared according to the proportion to step SS1, is dispersed with stirring uniformly,
Obtain mixture b；
SS3. anti-settling agent, 0.3~0.5 weight of 0.5~1 parts by weight are added in the mixture b prepared according to the proportion to step SS2
Part levelling agent, 0.3~0.5 parts by weight the surplus stocks such as defoaming agent, keep the revolving speed of 150~200r/min to be mixed about
2h obtains the component A；
-- when using coating, the component A and B component are mixed.
2. the preparation method according to the claims, which is characterized in that the modified phenolic epoxy vingl ester resin
The preparation method comprises the following steps: taking the epoxy novolac vinylite of certain mass, organic siliconresin, the coupling agent of certain mass is added, rises
Warm return stirring about 2h is uniformly mixed, room temperature it is cooling to get.
3. the preparation method according to the claims, which is characterized in that the carborundum brief fiber the preparation method comprises the following steps:
High speed disintegrator is added in a certain amount of silicon carbide long fibre, high-speed breakage about 20s obtains required carbonization through being sieved 5 times or so
Silicon staple fiber, it is spare.
4. the preparation method according to the claims, which is characterized in that the filler is nano silicon oxide, nano oxidized
At least one of aluminium.
5. the preparation method according to the claims, which is characterized in that the anti-settling agent is organobentonite, gas phase two
At least one of silica.
6. the preparation method according to the claims, which is characterized in that the levelling agent is organosilicon levelling agent, fluorine carbon
At least one of compound.
7. the preparation method according to the claims, which is characterized in that the defoaming agent be dimethyl silicone polymer or
Person's polyether-silicone.
8. the preparation method according to the claims, which is characterized in that the coupling agent is silane coupling agent.
9. a kind of normal temperature cure anticorrosion high-temperature resistant coating obtained using preparation method described in any of the above-described claim.
10. a kind of application of the normal temperature cure anticorrosion high-temperature resistant coating described in claim on steel flue lining surface.
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| CN201910448878.4A CN110079199A (en) | 2019-05-28 | 2019-05-28 | A kind of normal temperature cure anticorrosion high-temperature resistant coating and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113845845A (en) * | 2021-09-07 | 2021-12-28 | 林存华 | Anticorrosive wear-resistant silicon carbide composite material protective agent and preparation method thereof |
| CN114075402A (en) * | 2020-08-12 | 2022-02-22 | 中国石油化工股份有限公司 | High-temperature-resistant and corrosion-resistant coating for sulfur-containing heat exchanger, preparation method of coating and corrosion-resistant shell-and-tube heat exchanger |
| CN114213915A (en) * | 2021-12-17 | 2022-03-22 | 东莞市春蕾涂料有限公司 | Natural nontoxic water-based paint and preparation method thereof |
| CN116285653A (en) * | 2023-04-15 | 2023-06-23 | 千浪化研新材料(上海)有限公司 | UV dual-curing highlight paint and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114075402A (en) * | 2020-08-12 | 2022-02-22 | 中国石油化工股份有限公司 | High-temperature-resistant and corrosion-resistant coating for sulfur-containing heat exchanger, preparation method of coating and corrosion-resistant shell-and-tube heat exchanger |
| CN113845845A (en) * | 2021-09-07 | 2021-12-28 | 林存华 | Anticorrosive wear-resistant silicon carbide composite material protective agent and preparation method thereof |
| CN114213915A (en) * | 2021-12-17 | 2022-03-22 | 东莞市春蕾涂料有限公司 | Natural nontoxic water-based paint and preparation method thereof |
| CN116285653A (en) * | 2023-04-15 | 2023-06-23 | 千浪化研新材料(上海)有限公司 | UV dual-curing highlight paint and preparation method thereof |
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