CN109679446A - Conductive anti-corrosion coating for grounded screen - Google Patents
Conductive anti-corrosion coating for grounded screen Download PDFInfo
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- CN109679446A CN109679446A CN201811400530.XA CN201811400530A CN109679446A CN 109679446 A CN109679446 A CN 109679446A CN 201811400530 A CN201811400530 A CN 201811400530A CN 109679446 A CN109679446 A CN 109679446A
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- polyaniline
- grounded screen
- corrosion coating
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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
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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
- C09D5/24—Electrically-conducting 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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other 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
- 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
- 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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- 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
- C09D7/66—Additives characterised by particle size
- C09D7/67—Particle size smaller than 100 nm
-
- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/325—Calcium, strontium or barium phosphate
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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
- 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 proposes a kind of conductive anti-corrosion coatings for grounded screen, according to the number of parts by weight, including following components: 60~70 parts of polyaniline-modified epoxy resin, 10~30 parts of acrylic resin, 6~10 parts of pretreated nano zine oxide, 1~2 part of dispersing agent, 2~4 parts of curing agent, 0.1~0.4 part of antirust agent, 0.5~1.2 part of polysiloxane defoaming agent and 80~120 parts of water；Polyaniline-modified epoxy resin is mainly prepared by cold pressing with sinter molding by polyaniline with epoxy resin.The conductive anti-corrosion coating has conductive antiseptic property well.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of conductive anti-corrosion coating for grounded screen.
Background technique
Conductive coating is a kind of functional material for occurring recently as modern industry high speed development, has certain biography
Electrical conduction current and dissipation electrostatic charge ability, in petroleum storage tank and petroleum transportation pipeline, electromagnetic shielding and absorbing material and power generation, change
Electricity and transmission system have important application.
Grounded screen metal is directly embedded in soil to be destroyed vulnerable to electrochemical corrosion, or even is broken, and is led
Causing the discharge capacity of entire grounded screen reduces, to jeopardize the safe operation of ground installation.The corrosion of grounded screen in order to prevent, mesh
It is preceding to replace traditional carbon steel as grounding body frequently with galvanized steel.Since the electrode potential of zinc is -0.77V, the electrode potential of iron
For -0.44V, and zinc coat is relatively thin, and coating layer thickness generally only has tens microns, in the soil of environment complexity, zinc and iron composition
Corrosion galvanic cell, it is easy to erode the zinc coat as anode, it is difficult to fundamentally solve the problems, such as Grounding Grid.
Patent CN101857762A discloses a kind of corrosion-resistant conductive coating for grounding rod surface, which uses quality
Percentage be 40% nano-carbon powder, 5% silver powder and 5% nickel powder as conductive filler.Due to nano-carbon powder electric conductivity
Difference, in order to improve the electric conductivity of coating, so joined the higher metal powder of specific gravity, the conductive effect of silver powder in coating
It is good, but its price is high, is unfavorable for promoting, and nickel powder easily migrates during one's term of military service in coating, may cause the decline of resistance of coating rate
It is unstable with performance.
Epoxy-resin-type powder paint due to excellent with metal bonding force, anticorrosive property, hardness, flexibility and punching
Hit intensity, therefore become the kind applied first in thermosetting powder coating.Due to fragrant ether group in epoxy coating
In the presence of to ultraviolet light and its allergy, so that weatherability is not high, corrosion resistance is also very bad.
Summary of the invention
The present invention proposes that a kind of conductive anti-corrosion coating for grounded screen, the conductive anti-corrosion coating have conductive anti-well
Rotten performance.
The technical scheme of the present invention is realized as follows:
A kind of conductive anti-corrosion coating for grounded screen, according to the number of parts by weight, including following components:
60~70 parts of polyaniline-modified epoxy resin, 10~30 parts of acrylic resin, pretreated nano zine oxide 6~10
Part, 1~2 part of dispersing agent, 2~4 parts of curing agent, 0.1~0.4 part of antirust agent, 0.5~1.2 part of polysiloxane defoaming agent and water 80
~120 parts；The polyaniline-modified epoxy resin is mainly prepared by cold pressing with sinter molding by polyaniline with epoxy resin
It arrives.
Preferably, the preparation method of the polyaniline-modified epoxy resin, specifically includes the following steps:
1) after mixing polyaniline with epoxy resin, compaction treatment is carried out under the pressure of 9~13MPa and obtains compacting powder
Body；
2) the compacting powder of step 1) under inert gas protection, is warming up to 140~180 DEG C of burnings with 2~4 DEG C/min
Knot keeps the temperature 3~6h, then cools to room temperature.
Preferably, the mass ratio of the polyaniline and the epoxy resin is 1:5~10.
Preferably, the specific preprocess method of pretreated nano zine oxide are as follows:
1) odium stearate is dissolved in propylene glycol and obtains primary solution；
2) nano zine oxide is added in the primary solution of step 1) and is stirred mixing, obtain suspension；
3) suspension of step 2) is heated to 55~65 DEG C of 2~3h of heat preservation, then carry out filtering it is dry can be obtained it is pre-
The nano zine oxide of processing.
The preprocess method of the nano zine oxide makes nano zine oxide form a tunic at matrix resin interface, improves
The adhesive force and electric conductivity of film.
Preferably, the mass ratio of the nano zine oxide and the odium stearate is 13~16:1.
Preferably, the dispersing agent is moral modest 923S or BYK2070.
Preferably, the curing agent is one of imidazoles, 2-methylimidazole and 2-ethyl-4-methylimidazole or more
Kind.
Preferably, the antirust agent is iron oxide red or fluorapatite.
The preparation method of conductive anti-corrosion coating for grounded screen of the invention:
Said components are weighed according to the proportion to be uniformly mixed.
Beneficial effects of the present invention:
The matrix resin of conductive anti-corrosion coating for grounded screen of the invention selects polyaniline-modified epoxy resin, polyphenyl
Amine-modified epoxy resin is mainly prepared by cold pressing with sinter molding by polyaniline with epoxy resin, by polyaniline to ring
The modification of oxygen resin is so that it is greatly improved in the corrosion resistance of salt fog；What polyaniline did not had with epoxy resin itself also
Electric conductivity.
Specific embodiment
Embodiment 1
The preparation method of polyaniline-modified epoxy resin, specifically includes the following steps:
1) after mixing polyaniline with epoxy resin, compaction treatment is carried out under the pressure of 9MPa and obtains compacting powder；It is poly-
The mass ratio of aniline and epoxy resin is 1:5.
2) the compacting powder of step 1) under inert gas protection, is warming up to 180 DEG C of sintering with 4 DEG C/min, keeps the temperature 3h,
It then cools to room temperature.
Embodiment 2
The preparation method of polyaniline-modified epoxy resin, specifically includes the following steps:
1) after mixing polyaniline with epoxy resin, compaction treatment is carried out under the pressure of 13MPa and obtains compacting powder；It is poly-
The mass ratio of aniline and epoxy resin is 1:10.
2) the compacting powder of step 1) under inert gas protection, is warming up to 140 DEG C of sintering with 2 DEG C/min, keeps the temperature 6h,
It then cools to room temperature.
Embodiment 3
A kind of conductive anti-corrosion coating for grounded screen, according to the number of parts by weight, including following components:
8 parts of 20 parts of 66 parts of polyaniline-modified epoxy resin, acrylic resin, the pretreated nano zine oxide of embodiment 1,
1.6 parts of the modest 923S of moral, 3 parts of 2-methylimidazole, 0.3 part of iron oxide red, 0.8 part of polysiloxane defoaming agent and 100 parts of water.
The pretreated specific preprocess method of nano zine oxide are as follows:
1) odium stearate is dissolved in propylene glycol and obtains primary solution；
2) nano zine oxide is added in the primary solution of step 1) and is stirred mixing, obtain suspension；
3) suspension of step 2) is heated to 60 DEG C of heat preservation 2h, then carrying out suction filtration drying can be obtained pretreated receive
Rice zinc oxide.The mass ratio of nano zine oxide and odium stearate is 15:1.
The conductive coating that the conductive anti-corrosion coating for grounded screen of the present embodiment is formed, measures conductivity 405S/m；It presses
The adhesive force of GB/T1720-1989 standard testing paint film, test result show that the adhesive force of paint film is 1 grade；Salt water resistance corrosivity
It can be tested by GB/T9274-1988 standard (10%NaCl, 2000h), paint film is not without foaming phenomena at the end of test, and not
Sample is impregnated to compare without obvious discoloration.
Embodiment 4
A kind of conductive anti-corrosion coating for grounded screen, according to the number of parts by weight, including following components:
6 parts of 15 parts of 60 parts of polyaniline-modified epoxy resin, acrylic resin, the pretreated nano zine oxide of embodiment 2,
1 part of the modest 923S of moral, 2 parts of imidazoles, 0.1 part of fluorapatite, 0.5 part of polyethers polysiloxane defoaming agent and 100 parts of water.
The pretreated specific preprocess method of nano zine oxide are as follows:
1) odium stearate is dissolved in propylene glycol and obtains primary solution；
2) nano zine oxide is added in the primary solution of step 1) and is stirred mixing, obtain suspension；
3) suspension of step 2) is heated to 55 DEG C of heat preservation 3h, then carrying out suction filtration drying can be obtained pretreated receive
Rice zinc oxide.The mass ratio of nano zine oxide and odium stearate is 13:1.
The conductive coating that the conductive anti-corrosion coating for grounded screen of the present embodiment is formed, measures conductivity 387S/m；It presses
The adhesive force of GB/T1720-1989 standard testing paint film, test result show that the adhesive force of paint film is 1 grade；Salt water resistance corrosivity
It can be tested by GB/T9274-1988 standard (10%NaCl, 2000h), paint film is not without foaming phenomena at the end of test, and not
Sample is impregnated to compare without obvious discoloration.
Embodiment 5
A kind of conductive anti-corrosion coating for grounded screen, according to the number of parts by weight, including following components:
9 parts of 10 parts of 63 parts of polyaniline-modified epoxy resin, acrylic resin, the pretreated nano zine oxide of embodiment 1,
2 parts of BYK2070,4 parts of 2-ethyl-4-methylimidazole, 0.3 part of fluorapatite, 0.8 part of polysiloxane defoaming agent and 110 parts of water.
The pretreated specific preprocess method of nano zine oxide are as follows:
1) odium stearate is dissolved in propylene glycol and obtains primary solution；
2) nano zine oxide is added in the primary solution of step 1) and is stirred mixing, obtain suspension；
3) suspension of step 2) is heated to 65 DEG C of heat preservation 2h, then carrying out suction filtration drying can be obtained pretreated receive
Rice zinc oxide.The mass ratio of nano zine oxide and odium stearate is 16:1.
The conductive coating that the conductive anti-corrosion coating for grounded screen of the present embodiment is formed, measures conductivity 412S/m；It presses
The adhesive force of GB/T1720-1989 standard testing paint film, test result show that the adhesive force of paint film is 1 grade；Salt water resistance corrosivity
It can be tested by GB/T9274-1988 standard (10%NaCl, 2000h), paint film is not without foaming phenomena at the end of test, and not
Sample is impregnated to compare without obvious discoloration.
Embodiment 6
A kind of conductive anti-corrosion coating for grounded screen, according to the number of parts by weight, including following components:
30 parts of 70 parts of polyaniline-modified epoxy resin, acrylic resin, the pretreated nano zine oxide 10 of embodiment 2
Part, 2 parts of BYK2070,4 parts of 2-ethyl-4-methylimidazole, 0.4 part of iron oxide red, 1.2 parts of polysiloxane defoaming agent and water 120
Part.
The pretreated specific preprocess method of nano zine oxide are as follows:
1) odium stearate is dissolved in propylene glycol and obtains primary solution；
2) nano zine oxide is added in the primary solution of step 1) and is stirred mixing, obtain suspension；
3) suspension of step 2) is heated to 60 DEG C of heat preservation 3h, then carrying out suction filtration drying can be obtained pretreated receive
Rice zinc oxide.The mass ratio of nano zine oxide and odium stearate is 13:1.
The conductive coating that the conductive anti-corrosion coating for grounded screen of the present embodiment is formed, measures conductivity 419S/m；It presses
The adhesive force of GB/T1720-1989 standard testing paint film, test result show that the adhesive force of paint film is 1 grade；Salt water resistance corrosivity
It can be tested by GB/T9274-1988 standard (10%NaCl, 2000h), paint film is not without foaming phenomena at the end of test, and not
Sample is impregnated to compare without obvious discoloration.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of conductive anti-corrosion coating for grounded screen, which is characterized in that according to the number of parts by weight, including following components:
60~70 parts of polyaniline-modified epoxy resin, 10~30 parts of acrylic resin, 6~10 parts of pretreated nano zine oxide,
1~2 part of dispersing agent, 2~4 parts of curing agent, 0.1~0.4 part of antirust agent, 0.5~1.2 part of polysiloxane defoaming agent and water 80~
120 parts；The polyaniline-modified epoxy resin is mainly prepared by cold pressing with sinter molding by polyaniline with epoxy resin.
2. the conductive anti-corrosion coating according to claim 1 for grounded screen, which is characterized in that the polyaniline-modified ring
The preparation method of oxygen resin, specifically includes the following steps:
1) after mixing polyaniline with epoxy resin, compaction treatment is carried out under the pressure of 9~13MPa and obtains compacting powder；
2) the compacting powder of step 1) under inert gas protection, is warming up to 140~180 DEG C of sintering with 2~4 DEG C/min, is protected
3~6h of temperature, then cools to room temperature.
3. the conductive anti-corrosion coating according to claim 2 for grounded screen, which is characterized in that the polyaniline with it is described
The mass ratio of epoxy resin is 1:5~10.
4. the conductive anti-corrosion coating according to claim 1 for grounded screen, which is characterized in that the pretreated nanometer
The specific preprocess method of zinc oxide are as follows:
1) odium stearate is dissolved in propylene glycol and obtains primary solution；
2) nano zine oxide is added in the primary solution of step 1) and is stirred mixing, obtain suspension；
3) suspension of step 2) is heated to 55~65 DEG C of 2~3h of heat preservation, then carrying out suction filtration drying can be obtained pretreatment
Nano zine oxide.
5. the conductive anti-corrosion coating according to claim 4 for grounded screen, which is characterized in that the nano zine oxide with
The mass ratio of the odium stearate is 13~16:1.
6. the conductive anti-corrosion coating according to claim 1 for grounded screen, which is characterized in that the dispersing agent is that moral is modest
923S or BYK2070.
7. the conductive anti-corrosion coating according to claim 1 for grounded screen, which is characterized in that the curing agent is miaow
One or more of azoles, 2-methylimidazole and 2-ethyl-4-methylimidazole.
8. the conductive anti-corrosion coating according to claim 1 for grounded screen, which is characterized in that the antirust agent is oxidation
Iron oxide red or fluorapatite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811400530.XA CN109679446A (en) | 2018-11-22 | 2018-11-22 | Conductive anti-corrosion coating for grounded screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811400530.XA CN109679446A (en) | 2018-11-22 | 2018-11-22 | Conductive anti-corrosion coating for grounded screen |
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| CN109679446A true CN109679446A (en) | 2019-04-26 |
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ID=66185506
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110655849A (en) * | 2019-11-12 | 2020-01-07 | 贵州电网有限责任公司 | Transformer substation grounding grid anticorrosive paint and production method thereof |
| CN117070120A (en) * | 2023-06-30 | 2023-11-17 | 山东建筑大学 | Water-based epoxy anticorrosive paint and coating method thereof |
-
2018
- 2018-11-22 CN CN201811400530.XA patent/CN109679446A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110655849A (en) * | 2019-11-12 | 2020-01-07 | 贵州电网有限责任公司 | Transformer substation grounding grid anticorrosive paint and production method thereof |
| CN117070120A (en) * | 2023-06-30 | 2023-11-17 | 山东建筑大学 | Water-based epoxy anticorrosive paint and coating method thereof |
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