Graphene anticorrosive coating, preparation method of anticorrosive coating, and method for coating wind power spindle
A technology for anti-corrosion coatings and wind power spindles, applied in anti-corrosion coatings, epoxy resin coatings, devices for coating liquids on the surface, etc., can solve problems such as general anti-corrosion capabilities, achieve outstanding physical isolation, improve cathodic protection, and improve dispersion sexual effect
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Embodiment 1
[0017] The present invention is a graphene anticorrosion coating, comprising the following components in weight percent: Graphene 0.01, polymethylsiloxane 35, epoxy resin 10 with a solid content of 50%, anticorrosion material 5, auxiliary agent 3, silane coupling Agent 1, the balance is the base material that acts as a solvent. The anti-corrosion material is zinc powder. The epoxy resin is polyglycidyl ether; the auxiliary agent includes a curing agent and a leveling agent; the silane coupling agent is vinyltriethoxysilane. The curing agent includes methyl ethyl ketone peroxide; the leveling agent is BYK361; the base material is composed of the following components in weight percentage: cuprous oxide 25, xylene 10, zinc oxide 10, iron oxide 2.5, ethylbenzene 2.5, oxide Copper 1, polyamide dispersion: 0.5; pyrithione 2.5.
[0018] The method for preparing graphene anti-corrosion coating, graphene is prepared the dispersed graphene oxide colloid by adopting modified Hummers me...
Embodiment 2
[0021] The only difference from Example 1 is that it includes the following components in weight percentage: graphene 7, polymethylsiloxane 45, epoxy resin 15 with a solid content of 50%, anti-corrosion material 20, auxiliary agent 6, silane couple Joint agent 3, the balance is the base material that acts as a solvent. The anti-corrosion material is zinc-chromium alloy powder. Epoxy resin is triglyceride propyl ether; The auxiliary agent includes curing agent and leveling agent; The silane coupling agent is vinyl tris (β-methoxyethoxy) silane and N-(β- Aminoethyl)-γ-aminopropylmethyldimethoxysilane. The curing agent includes a mixture of cumene hydroperoxide, benzoyl peroxide, and dibenzoyl peroxide; the base material is composed of the following components in weight percent: cuprous oxide 50, xylene 25, zinc oxide 25 , iron oxide 10, ethylbenzene 10, copper oxide 2.5, polyamide dispersion: 0.3; pyrithione 10.
[0022] The conditions for vacuum heating and ignition are: in ...
Embodiment 3
[0025] The only difference from Example 1 is that it includes the following components in weight percentage: graphene 3, polymethylsiloxane 40, epoxy resin 12 with a solid content of 50%, anti-corrosion material 10, auxiliary agent 4, silane couple Joint agent 2, the balance is the base material used as solvent. The anti-corrosion material is zinc liquid. The epoxy resin is propylene oxide phenyl ether; the silane coupling agent is vinyl tris(β-methoxyethoxy)silane. The curing agent includes benzoyl peroxide; the base material is composed of the following components in weight percent: cuprous oxide 35, xylene 18, zinc oxide 18, iron oxide 7, ethylbenzene 7, copper oxide 1.5, polyamide dispersion Body: 0.7; pyrithione 5.
[0026] The conditions for vacuum heating and ignition are: in a vacuum environment with a vacuum degree of -0.098Mpa, graphene is ignited at 500°C.
[0027] The method of coating the surface of the wind power main shaft with graphene anti-corrosion coating...
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