CN115612373B - Anti-aging protective coating - Google Patents
Anti-aging protective coating Download PDFInfo
- Publication number
- CN115612373B CN115612373B CN202211359299.0A CN202211359299A CN115612373B CN 115612373 B CN115612373 B CN 115612373B CN 202211359299 A CN202211359299 A CN 202211359299A CN 115612373 B CN115612373 B CN 115612373B
- Authority
- CN
- China
- Prior art keywords
- parts
- coating
- graphene
- calcium sulfate
- silane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
- C08G59/4014—Nitrogen containing compounds
- C08G59/4028—Isocyanates; Thioisocyanates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/56—Amines together with other curing agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/62—Alcohols or 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
- 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
-
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention provides an anti-aging protective coating, which comprises the following components in parts by mass: 8-10 parts of silica sol, 12-15 parts of epoxy resin, 8-10 parts of methyl acrylate, 4-6 parts of resorcinol formaldehyde resin, 18-20 parts of calcium sulfate silane surface modified graphene, 3-5 parts of diphenylmethane diisocyanate, 0.5-1 part of 2,2' -azobis (2, 4-dimethyl valeronitrile), 1-2 parts of polyether amine, 1-2 parts of benzyl alcohol and 25-30 parts of solvent; optionally, the coating also comprises 2-10 parts of auxiliary agents, wherein the auxiliary agents comprise one or more of fillers, dispersants, defoamers and surfactants. According to the coating disclosed by the invention, the calcium sulfate is generated on the surface of the graphene in situ, so that the surface modification effect of silane is improved, the content of the graphene in the coating is improved on the premise of ensuring the adhesive force of the coating, and the wear resistance, ageing resistance, water resistance and weather resistance of the coating are improved.
Description
Technical Field
The invention relates to a composite protective coating, in particular to an anti-aging protective coating.
Background
At present, along with the development of the building industry, the demand of building paint is gradually increased, and the requirements of people on protective paint are also continuously improved. The quality of the protective coating is mainly the adhesive force, wear resistance and ageing resistance of the protective coating except for various physical performance indexes, namely the capability of resisting the weather action of the coating when the coating is exposed to rain, snow, sunlight, sand wind and the like. The weather resistance, namely the durability of the coating under the action of a plurality of factors of natural environment, represents the true use value of the coating, and is the comprehensive performance of various properties of the coating. In recent years, the aging resistance of the paint is increasingly receiving attention.
The addition of graphene to a coating material can improve the ageing resistance and wear resistance of the coating material, but the inventors found that as the content of graphene increases, the adhesion properties of the coating material decrease, causing the coating material to easily fall off from the surface of a substrate, and the modification of graphene is generally performed by silane modification at present, but even if the surface of graphene is modified by a silane coupling agent, only a very limited effect can be obtained, and the adhesion of the coating material cannot be improved.
Disclosure of Invention
In order to solve the problems, the invention provides an anti-aging protective coating, which comprises the following components in parts by mass: 8-10 parts of silica sol, 12-15 parts of epoxy resin, 8-10 parts of methyl acrylate, 4-6 parts of resorcinol formaldehyde resin, 18-20 parts of calcium sulfate silane surface modified graphene, 3-5 parts of diphenylmethane diisocyanate, 0.5-1 part of 2,2' -azobis (2, 4-dimethyl valeronitrile), 1-2 parts of polyether amine, 1-2 parts of benzyl alcohol and 25-30 parts of solvent; optionally, the coating also comprises 2-10 parts of auxiliary agents, wherein the auxiliary agents comprise one or more of fillers, dispersants, defoamers and surfactants. According to the coating disclosed by the invention, the calcium sulfate is generated on the surface of the graphene in situ, so that the surface modification effect of silane is improved, the content of the graphene in the coating is improved on the premise of ensuring the adhesive force of the coating, and the wear resistance, ageing resistance, water resistance and weather resistance of the coating are improved.
The specific scheme comprises the following steps:
an anti-aging protective coating, which is characterized in that: the coating comprises the following components in parts by mass: 8-10 parts of silica sol, 12-15 parts of epoxy resin, 8-10 parts of methyl acrylate, 4-6 parts of resorcinol formaldehyde resin, 18-20 parts of calcium sulfate silane surface modified graphene, 4-5 parts of diphenylmethane diisocyanate, 0.5-1 part of 2,2' -azobis (2, 4-dimethyl valeronitrile), 1-2 parts of polyether amine, 1-2 parts of benzyl alcohol and 25-30 parts of solvent; and the calcium sulfate silane surface modified graphene is prepared by the following method: dissolving calcium nitrate in absolute ethyl alcohol, adding graphene powder, dispersing, adding dilute sulfuric acid, stirring until the reaction is complete, filtering to obtain a solid, adding the solid into absolute ethyl alcohol, adding a silane coupling agent, heating, refluxing, stirring, filtering, washing with absolute ethyl alcohol, and drying to obtain the calcium sulfate silane surface modified graphene.
Further, the calcium sulfate silane surface modified graphene is prepared by the following method:
dissolving 1.64g of calcium nitrate in 500-1000ml of absolute ethyl alcohol;
adding 50g of graphene powder, and magnetically stirring and dispersing;
adding 50ml of dilute sulfuric acid with the concentration of 0.5-1mol/L, magnetically stirring until the reaction is complete, and generating calcium sulfate on the surface of graphene in situ;
filtering to obtain solid;
adding the solid into absolute ethyl alcohol, and magnetically stirring and dispersing, wherein the mass ratio of the solid to the liquid is 1:10-15;
adding a silane coupling agent (KH 560) accounting for 8-10% of the solid mass, heating, refluxing and stirring for 2-3h at 40-45 ℃;
filtering, washing with absolute ethyl alcohol, removing superfluous silane coupling agent on the surface, and drying to obtain the calcium sulfate silane surface modified graphene.
Further, the solvent is not particularly limited, and is preferably one or more selected from isopropyl alcohol, ethanol, butanol, and propylene glycol.
Further, the solvent is composed of butanol and isopropanol according to a mass ratio of 1:1.
Further, the paint can optionally comprise 2-10 parts of auxiliary agents, wherein the auxiliary agents comprise but are not limited to; one or more of filler, defoamer and surfactant.
Further, the filler is not particularly limited, and is preferably one or more selected from the group consisting of magnesium oxide, aluminum oxide, titanium oxide, and silicon oxide.
Further, the antifoaming agent is not particularly limited, and one or two or more antifoaming agents selected from silicones, polyethers and mineral oils are preferable.
Further, the surfactant is not particularly limited, and is preferably one or two or more selected from stearic acid, sodium dodecylbenzenesulfonate, fatty acid glycerides and polysorbates.
The beneficial technical effects of the invention
1) The wear resistance and ageing resistance of the coating can be improved by adding graphene into the coating, however, the inventor finds that the coating is easy to fall off from the surface of a substrate due to the fact that the adhesiveness of the coating is reduced along with the increase of the content of the graphene, the current modification of the graphene is generally silane modification, but even if the surface of the graphene is modified by using a silane coupling agent, only a very limited effect can be obtained, and the adhesive force of the coating cannot be improved;
according to the invention, the characteristic that calcium nitrate is dissolved in ethanol and calcium sulfate is insoluble in ethanol is utilized, calcium sulfate is generated on the surface of graphene through the reaction of calcium nitrate and dilute sulfuric acid in ethanol solution, and then the surface of the graphene is modified by a silane coupling agent, so that the content of graphene in the coating is improved, and the wear resistance, ageing resistance, water resistance and weather resistance of the coating are improved.
2) The silica sol is added into the epoxy resin, the epoxy resin is modified by the silica sol, the affinity of the coating is improved, meanwhile, the methyl acrylate and resorcinol formaldehyde resin are added to increase the elasticity of the coating, and the coating with elasticity, water resistance and high temperature resistance can be generated under the condition that diphenylmethane diisocyanate, polyether amine and benzyl alcohol are used as curing agents.
Detailed Description
The present invention will be described more specifically with reference to examples and comparative examples, but the present invention is not limited to these examples within the scope of the present invention.
The function and effect of the auxiliary agent are well known in the art, and thus the auxiliary agent is not contained in the coating materials of the examples and comparative examples of the present invention. It should be recognized that the examples and comparative examples should not be considered as limiting the invention, and that the invention may include other known adjuvants.
The invention adopts silica sol with the solid content of 25 percent produced by Shandong Baite new material company, epoxy resin produced by De Gusai company, and graphene produced by Zhongtian science and technology company, wherein the solvent is composed of butanol and isopropanol according to the mass ratio of 1:1.
The calcium sulfate silane surface modified graphene in the embodiment of the invention is prepared by the following method:
1.64g of calcium nitrate is dissolved in 1000ml of absolute ethanol; adding 50g of graphene powder, and magnetically stirring and dispersing for 1h; adding 50ml of dilute sulfuric acid with the concentration of 0.5mol/L, and magnetically stirring for 2 hours; vacuum filtering to obtain solid; adding 50g of solid into 500ml of absolute ethyl alcohol, magnetically stirring and dispersing for 1h, adding 5g of silane coupling agent (KH 560), heating and refluxing at 40 ℃ and stirring for 3h; and (3) performing vacuum filtration to obtain a solid, washing the solid with absolute ethyl alcohol for 3 times, and drying the solid at 80 ℃ for 1h to obtain the calcium sulfate silane surface modified graphene.
The unmodified graphene used in the comparative example of the present invention is referred to herein as graphene B;
the silane-modified graphene used in the comparative example of the present invention was prepared by the following method:
adding 50g of graphene into 500ml of absolute ethyl alcohol, magnetically stirring and dispersing for 1h, adding 5g of silane coupling agent (KH 560), heating, refluxing and stirring for 3h at 40 ℃; and (3) performing vacuum filtration to obtain a solid, washing with absolute ethyl alcohol for 3 times, and drying at 80 ℃ for 1h to obtain the silane surface modified graphene.
The calcium sulfate modified graphene used in the comparative example of the present invention was prepared by the following method:
1.64g of calcium nitrate is dissolved in 1000ml of absolute ethanol; adding 50g of graphene powder, and magnetically stirring and dispersing for 1h; adding 50ml of dilute sulfuric acid with the concentration of 0.5mol/L, and magnetically stirring for 2 hours; vacuum filtering to obtain solid; washing with absolute ethyl alcohol for 3 times, and drying at 80 ℃ for 1h to obtain the calcium sulfate surface modified graphene.
The parts by mass of the components in each of the examples of the present invention and comparative examples 1 to 2 are shown in Table 1.
8-10 parts of silica sol, 12-15 parts of epoxy resin, 8-10 parts of methyl acrylate, 4-6 parts of resorcinol formaldehyde resin, 18-20 parts of calcium sulfate silane surface modified graphene, 4-5 parts of diphenylmethane diisocyanate, 0.5-1 part of 2,2' -azobis (2, 4-dimethyl valeronitrile), 1-2 parts of polyether amine, 1-2 parts of benzyl alcohol and solvent
TABLE 1
The mass percentages of the components in comparative examples 3 to 7 of the present invention are shown in Table 2.
TABLE 2
The mass percentages of the components in comparative examples 8 to 12 of the present invention are shown in Table 3.
TABLE 3 Table 3
The mass percentages of the components in comparative examples 13 to 17 of the present invention are shown in Table 4.
TABLE 4 Table 4
Data and results
The coatings of examples 1-4 and comparative examples 1-17 were subjected to performance testing.
The testing method comprises the following steps: the adhesion, wash resistance and resistance to weathering of the coating are determined according to GB/T5210-2006, ASTMD2486-2006, GB/T23987-2009, respectively. The performance parameters are shown in Table 5, wherein the 10 times of the washfastness are 1 test unit; the examples 1-4 and comparative examples 1-17 were tested at 600,700,800,900 hours, 1000 hours, respectively, with 1000 denoting no change in coating appearance for 1000 hours of the aging test, not only 1000 hours of aging, 600 denoting no change for 600 hours, but 700 hours of coating appearance, and so on.
TABLE 5
As can be seen from examples and comparative examples, the washing resistance and the aging resistance are both improved along with the increase of the graphene content in the coating, and the adhesion is reduced along with the increase of the graphene content, while in the invention, as can be seen from comparative examples 3 to 7, when the content of unmodified graphene is increased to 5 parts by mass, the adhesion is reduced to 7MPa, and the improvement of the washing resistance and the aging resistance is limited, as can be seen from comparative examples 8 to 12, when calcium sulfate is deposited on the surface of graphene, the adhesion at the same content is not improved, but is reduced, the washing resistance is slightly improved, and the aging performance is unchanged; as can be seen from comparative examples 13 to 17, only the silane-modified graphene has an adhesive force reduced to below 7MPa after the addition amount is increased to 8 parts by mass, and it is seen that the silane-modified graphene still cannot improve the content of the silane-modified graphene in the coating.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention.
Claims (7)
1. An anti-aging protective coating, which is characterized in that: the coating comprises the following components in parts by mass: 8-10 parts of silica sol, 12-15 parts of epoxy resin, 8-10 parts of methyl acrylate, 4-6 parts of resorcinol formaldehyde resin, 18-20 parts of calcium sulfate silane surface modified graphene, 4-5 parts of diphenylmethane diisocyanate, 0.5-1 part of 2,2' -azobis (2, 4-dimethyl valeronitrile), 1-2 parts of polyether amine, 1-2 parts of benzyl alcohol and 25-30 parts of solvent; and the calcium sulfate silane surface modified graphene is prepared by the following method: dissolving calcium nitrate in absolute ethyl alcohol, adding graphene powder, dispersing, adding dilute sulfuric acid, stirring until the reaction is complete, filtering to obtain a solid, adding the solid into absolute ethyl alcohol, adding a silane coupling agent KH560, heating, refluxing, stirring, filtering, washing with absolute ethyl alcohol, and drying to obtain the calcium sulfate silane surface modified graphene.
2. The coating of claim 1, wherein the calcium sulfate silane surface modified graphene is prepared by the following method:
1) Dissolving 1.64g of calcium nitrate in 500-1000mL of absolute ethyl alcohol;
2) Adding 50g of graphene powder, and magnetically stirring and dispersing;
3) Adding 50mL of dilute sulfuric acid with the concentration of 0.5-1mol/L, magnetically stirring until the reaction is complete, and generating calcium sulfate in situ on the surface of graphene;
4) Filtering to obtain solid;
5) Adding the solid into absolute ethyl alcohol, and magnetically stirring and dispersing, wherein the mass ratio of the solid to the liquid is 1:10-15;
6) Adding a silane coupling agent KH560 accounting for 8-10% of the solid mass, heating, refluxing and stirring for 2-3h at 40-45 ℃;
7) Filtering, washing with absolute ethyl alcohol, removing superfluous silane coupling agent on the surface, and drying to obtain the calcium sulfate silane surface modified graphene.
3. The coating according to claim 1 or 2, wherein the solvent is one or more selected from isopropanol, ethanol, butanol, and propylene glycol.
4. A coating according to claim 3, wherein the solvent is a solvent consisting of butanol and isopropanol in a mass ratio of 1:1.
5. The coating according to claim 1 or 2, further comprising 2-10 parts of an auxiliary agent, wherein the auxiliary agent comprises: defoaming agents, one or both of surfactants.
6. The coating according to claim 5, wherein the defoaming agent is one or more selected from the group consisting of silicone-based, polyether-based and mineral oil-based defoaming agents.
7. The coating of claim 5, wherein the surfactant is selected from one or more of stearic acid, sodium dodecylbenzenesulfonate, fatty acid glycerides, and polysorbates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211359299.0A CN115612373B (en) | 2022-11-02 | 2022-11-02 | Anti-aging protective coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211359299.0A CN115612373B (en) | 2022-11-02 | 2022-11-02 | Anti-aging protective coating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115612373A CN115612373A (en) | 2023-01-17 |
| CN115612373B true CN115612373B (en) | 2023-07-14 |
Family
ID=84877288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211359299.0A Active CN115612373B (en) | 2022-11-02 | 2022-11-02 | Anti-aging protective coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115612373B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107779052A (en) * | 2017-11-21 | 2018-03-09 | 马鞍山天宇船舶制造有限公司 | A kind of anti-corrosion type epoxy ribbons of the disperse modified color stuffing containing coupling embroider the preparation method of coating |
| CN108587196A (en) * | 2018-04-20 | 2018-09-28 | 石梦成 | A kind of building asphalt and preparation method thereof that graphene is modified |
| CN110527226B (en) * | 2019-09-29 | 2021-08-10 | 费植煌 | Graphene modified fluororesin, and preparation method and application thereof |
| CN110699160A (en) * | 2019-10-29 | 2020-01-17 | 陈圆圆 | Antioxidant wear-resistant lubricating oil and preparation method thereof |
| CN110746796B (en) * | 2019-11-11 | 2021-01-26 | 长沙天源羲王材料科技有限公司 | Modified graphene and preparation method of slurry containing modified graphene |
-
2022
- 2022-11-02 CN CN202211359299.0A patent/CN115612373B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN115612373A (en) | 2023-01-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104449141B (en) | Nano combined cold galvanizing coating and preparation method thereof | |
| CN103275598B (en) | Heavy-anticorrosive epoxy finishing coat and preparation method thereof | |
| CN103724558B (en) | A kind of strawberry type structure inorganic/organic fluoride-containing microballoon and preparation method thereof and application | |
| CN108192472B (en) | Polyaniline grafted graphene oxide water-based epoxy zinc-rich primer and preparation method thereof | |
| CN109456678B (en) | Graphene modification preparation method suitable for epoxy resin | |
| CN108753164B (en) | Steel anti-corrosion coating and preparation method thereof | |
| CN107502132B (en) | Two-component water-based epoxy anticorrosive paint | |
| CN109971323A (en) | Graphene oxide-carbon quantum dot compound modified anti-corrosive coating and preparation method | |
| CN115612373B (en) | Anti-aging protective coating | |
| CN106519937A (en) | Wind turbine blade leading edge protective paint and preparation method thereof | |
| CN108129974B (en) | Polysiloxane finish paint for rolling stock and preparation method thereof | |
| CN104387922B (en) | Water-based static conductive paint and preparation method thereof | |
| CN111440591A (en) | Organosilicon conductive adhesive and preparation method thereof | |
| CN113278398A (en) | Composite insulator repairing adhesive and preparation method thereof | |
| CN113755035B (en) | Epoxy silane modified nano alumina and polymer cement-based waterproof coating | |
| CN114763437B (en) | Preparation method and application of modified hydroxypropyl silicone oil | |
| CN105255193A (en) | Novel solar cell packaging material | |
| CN113831772B (en) | Nano flame-retardant concrete protective coating and preparation method thereof | |
| CN111995977B (en) | Summer slow-setting type high-performance structural adhesive and preparation method thereof | |
| CN111440465B (en) | Organic-inorganic hybrid coating and preparation method thereof | |
| CN111534271B (en) | Glue for roads and bridges and preparation method thereof | |
| CN108841283B (en) | Interpenetrating network type insulator anti-icing flashover coating and preparation method and application thereof | |
| CN109762468B (en) | Asphalt concrete pavement protective agent and preparation method and application thereof | |
| CN108084846B (en) | Environment-friendly water-based paint and preparation method thereof | |
| CN115537098A (en) | Waterborne epoxy floor base coating composition for sand-blasting ground and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |