Anti-corrosion waterproof coating for evanescent mode
A fire-resistant coating and corrosion-resistant technology, applied in coatings, casting molding equipment, casting molds, etc., can solve the problems of easy cracking of coatings and poor corrosion resistance, and achieve good flame retardant effect, good adhesion, and not easy to age Effect
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Example Embodiment
[0016] Example 1
[0017] A corrosion-resistant and fire-resistant coating for lost foam, which is characterized in that the components of the raw materials are composed of the following parts by weight:
[0018] 30 parts of ethylene-vinyl acetate copolymer, 20 parts of polyisocyanate, 18 parts of bisphenol A epoxy resin, 8 parts of polyphosphate amine, 8 parts of perchlorovinyl resin, 8 parts of pentaerythritol, methylene dimethyl naphthalene sulfonic acid 2 parts of sodium, 0.6 parts of melamine, 4 parts of methyl cellulose, 2 parts of preservative composed of sorbic acid, borax and ethylenediaminetetraacetic acid in a mass ratio of 2:1:1, 1.5 parts of antimony trioxide, titanium dioxide and Talc powder is composed of 3 parts of fillers in a weight ratio of 1:1, and 25 parts of ethyl acetate and ethylene glycol is composed of solvents in a weight ratio of 1:1.
Example Embodiment
[0019] Example 2
[0020] A corrosion-resistant and fire-resistant coating for lost foam, which is characterized in that the components of the raw materials are composed of the following parts by weight:
[0021] 35 parts of ethylene-vinyl acetate copolymer, 25 parts of polyisocyanate, 20 parts of bisphenol A epoxy resin, 10 parts of polyphosphate amine, 10 parts of perchloroethylene resin, 10 parts of pentaerythritol, methylene dimethyl naphthalene sulfonic acid 3 parts of sodium, 0.7 parts of melamine, 5 parts of methyl cellulose, 3 parts of preservatives composed of sorbic acid, borax and ethylenediaminetetraacetic acid in a mass ratio of 2:1:1, 1.8 parts of antimony trioxide, titanium dioxide and Talc powder is composed of 4 parts of fillers at a weight ratio of 1:1, and 30 parts of solvents composed of ethyl acetate and ethylene glycol at a weight ratio of 1:1.
Example Embodiment
[0022] Example 3
[0023] A corrosion-resistant and fire-resistant coating for lost foam, which is characterized in that the components of the raw materials are composed of the following parts by weight:
[0024] 40 parts of ethylene-vinyl acetate copolymer, 30 parts of polyisocyanate, 22 parts of bisphenol A epoxy resin, 12 parts of polyphosphate amine, 12 parts of perchloroethylene resin, 15 parts of pentaerythritol, methylene dimethyl naphthalene sulfonic acid 4 parts of sodium, 0.8 parts of melamine, 6 parts of methyl cellulose, 4 parts of preservative composed of sorbic acid, borax and ethylenediaminetetraacetic acid in a mass ratio of 2:1:1, 2 parts of antimony trioxide, titanium dioxide and The talc powder is composed of 5 parts of filler in a weight ratio of 1:1, and ethyl acetate and ethylene glycol is composed of 35 parts of a solvent in a weight ratio of 1:1.
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