Corrosion-resistant cavitation-suppressing coating
A corrosion-resistant and cavitation-resistant technology, used in anti-corrosion coatings, anti-fouling/underwater coatings, polyurea/polyurethane coatings, etc. Mechanical properties, effects of reducing erosion, and suppressing cavitation
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Embodiment 1
[0021] The coating for corrosion resistance and cavitation suppression includes an ultrafast curing agent solution and a modified silicon nanopowder solution, and the ultrafast curing agent solution and the modified silicon nanopowder solution are mixed at a volume ratio of 1:1;
[0022] Wherein, the ultra-fast curing agent solution is polyisocyanate with an NCO% content of 12%; the modified silicon nanopowder solution includes the following components in weight percent: polyoxypropylene diamine 33%, polyether triamine with a molecular weight of 5000 9%, polyphenylene triamine 12%, modified amino silicone resin 15%, modified fluororesin 5%, adhesion promoter 1%, pigment 2% and nanometer powder 23%.
[0023] Further, the adhesion promoter is β-(3,4-epoxycyclohexyl)ethyltrimethoxysilane.
[0024] Further, the nanopowder is titanium.
Embodiment 2
[0026] The coating for corrosion resistance and cavitation suppression includes an ultrafast curing agent solution and a modified silicon nanopowder solution, and the ultrafast curing agent solution and the modified silicon nanopowder solution are mixed at a volume ratio of 1:1;
[0027] Wherein, the ultra-fast curing agent solution is polyisocyanate with an NCO% content of 15%; the modified silicon nanopowder solution includes the following components in weight percent: polyoxypropylene diamine 33%, polyether triamine with a molecular weight of 5000 9%, polyphenylene triamine 12%, modified amino silicone resin 15%, modified fluororesin 5%, adhesion promoter 1%, pigment 2% and nanometer powder 23%.
[0028] Further, the adhesion promoter is β-(3,4-epoxycyclohexyl)ethyltrimethoxysilane.
[0029] Further, the nanopowder is titanium.
Embodiment 3
[0031] The coating for corrosion resistance and cavitation suppression includes an ultrafast curing agent solution and a modified silicon nanopowder solution, and the ultrafast curing agent solution and the modified silicon nanopowder solution are mixed at a volume ratio of 1:1;
[0032] Wherein, the ultra-fast curing agent solution is a polyisocyanate with an NCO% content of 13.5%; the modified silicon nanopowder solution includes the following components in weight percent: 30% polyoxypropylene diamine, polyether triamine with a molecular weight of 5000 8%, polyphenylene triamine 10%, modified amino silicone resin 9%, modified fluororesin 3%, adhesion promoter 1%, pigment 2% and nano powder 35%.
[0033] Further, the adhesion promoter is β-(3,4-epoxycyclohexyl)ethyltrimethoxysilane.
[0034] Further, the nanopowder is titanium.
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