Solvent-free polymerized anticorrosive coating and preparation method thereof
A kind of anti-corrosion coating and polymerization-type technology, applied in anti-corrosion coating, polyurea/polyurethane coating, coating, etc., can solve problems such as maintenance difficulties, and achieve the effect of wide application, strong adhesion and good deformability
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Embodiment 1
[0052] A solvent-free polymeric anticorrosion coating, in terms of mass percentage, comprises the following components:
[0053] N-330 trihydroxy polyether polyol 40%;
[0054] Isocyanate 10%;
[0055] Cytec CYMEL325 amino resin 8%;
[0056] CYCAT4045 catalyst 1%;
[0057] Petroleum resin 25%;
[0058] Cross-linking agent MOCA 3%;
[0059] Light calcium carbonate 10%;
[0060] Stannous octoate 0.5%;
[0061] UV absorber 0.5%;
[0062] Phthalocyanine green dye 0.5%;
[0063] Plasticizer (butyl benzyl phthalate) 0.5%;
[0064] Defoamer Foamaster 111 0.5%;
[0065] Coalescent alcohol ester twelve 0.5%.
[0066] The preparation method of the above-mentioned solvent-free polymeric anti-corrosion coating can be carried out as follows: according to the proportion of ingredients, under the protection of dry nitrogen, add the dehydrated N-330 trihydroxy polyether, CYCAT4045 catalyst, and isocyanate to a mixture equipped with a thermometer, stir In the reaction kettle of the de...
Embodiment 2
[0069] A solvent-free polymeric anticorrosion coating, in terms of mass percentage, comprises the following components:
[0070] N-330 trihydroxy polyether polyol 40%;
[0071] Isocyanate 10%;
[0072] Cytec CYMEL325 amino resin 15%;
[0073] CYCAT4045 catalyst 1%;
[0074] Petroleum resin 18%;
[0075] Cross-linking agent MOCA 3%;
[0076] Light calcium carbonate 10%;
[0077] Stannous octoate 0.5%;
[0078] UV absorber 0.5%;
[0079] Phthalocyanine green dye 0.5%;
[0080] Plasticizer (butyl benzyl phthalate) 0.5%;
[0081] Defoamer Foamaster 111 0.5%;
[0082] Coalescent alcohol ester twelve 0.5%.
[0083] Choose toluene diisocyanate (TDI) for isocyanate; choose C5 / C9 copolymer resin for petroleum resin. The preparation method is the same as above.
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