Epoxy rust graphene anticorrosive coating as well as preparation method and application thereof
A technology of anti-corrosion coatings and graphene, applied in the direction of anti-corrosion coatings, epoxy resin coatings, coatings, etc., can solve problems such as environmental pollution, poor anti-corrosion performance, toxic pigments, etc., to delay the way and time, improve anti-corrosion performance, The effect of prolonging the service life
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[0061] Example 1
[0062] (1) Weigh the "Model: SE1231" electrically conductive and thermally conductive graphene powder (D50 is 9μm) produced by Changzhou Sixth Element Material Technology Co., Ltd., add dispersant and solvent, stir well and grind, and then grind. Ultrasonic dispersion to obtain a dispersion of graphene;
[0063] (2) Add bisphenol A epoxy resin E51, active pigments, pigments and fillers, and paint additives to the graphene dispersion, stir and grind, and obtain component A after grinding.
[0064] Among them, solvent is 200# solvent naphtha, dispersant is silane coupling agent KH550, pigment and filler are talc, barium sulfate, coating additives are defoamer Deqian 6800, leveling agent Deqian 8629, thixotropic agent is organic Bentonite, active pigments are zinc phosphate and aluminum tripolyphosphate.
[0065] The weight percentage of each substance in component A is: graphene 2%, bisphenol A epoxy resin E5140%, zinc phosphate 15%, aluminum tripolyphosphate 10%, ta...
Example Embodiment
[0067] Example 2
[0068] (1) Weigh the "Model: SE1231" electrically conductive and thermally conductive graphene powder (D50 is 8μm) produced by Changzhou Sixth Element Material Technology Co., Ltd., add dispersant and solvent, stir evenly, and grind afterwards. Ultrasonic dispersion to obtain a dispersion of graphene;
[0069] (2) Add bisphenol A epoxy resin E44, active pigments, pigments and fillers, and paint additives to the graphene dispersion, stir and grind, and obtain component A after grinding.
[0070] The solvent is 200# solvent naphtha, the dispersant is silane coupling agent KH550, the pigments and fillers are talc, barium sulfate, the coating additives are defoamer Deqian 6800, leveling agent Deqian 8629, and the active pigment is zinc phosphate, Aluminum tripolyphosphate.
[0071] The weight percentage of each substance in component A is: graphene 1%, bisphenol A epoxy resin E44 40%, zinc phosphate 15%, aluminum tripolyphosphate 10%, talc powder 5%, barium sulfate 10%...
Example Embodiment
[0073] Example 3
[0074] (1) Weigh the "Model: SE1231" electrically conductive and thermally conductive graphene powder (D50 is 3μm) produced by Changzhou Sixth Element Material Technology Co., Ltd., add dispersant and solvent, stir evenly, and grind afterwards. Ultrasonic dispersion to obtain a dispersion of graphene;
[0075] (2) Add epoxy resin, active pigments, pigments, fillers, and paint additives to the graphene dispersion, stir, grind, and grind to obtain component A.
[0076] Among them, the solvent is xylene, n-butanol, the epoxy resin is the solvent-soluble epoxy resin E20, the dispersant is the silane coupling agent KH550, the coating additives are the defoamer Deqian 6800, and the leveling agent Deqian 8629. , The active pigment is zinc phosphate, aluminum tripolyphosphate.
[0077] The weight percentage of each substance in component A is: graphene 5%, epoxy resin E2030%, zinc phosphate 10%, aluminum tripolyphosphate 10%, talc 5%, barium sulfate 10%, silane coupling ag...
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