Single-component polyurea ice-pulling-resistant coating and preparation method thereof
The invention discloses a single-component polyurea ice-drawing-resistant coating and a preparation method thereof, and belongs to the technical field of coatings. The technical problems that in the prior art, a polyurea coating is complex in construction and poor in ice pulling resisting effect are...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a single-component polyurea ice-drawing-resistant coating and a preparation method thereof, and belongs to the technical field of coatings. The technical problems that in the prior art, a polyurea coating is complex in construction and poor in ice pulling resisting effect are solved. The single-component polyurea ice-pulling-resistant coating is prepared from the following components in parts by weight: 55 to 80 parts of perfluoro modified hydrophobic prepolymer, 10 to 25 parts of latent curing agent, 5 to 15 parts of pigment filler and 0.5 to 1 part of catalyst A, wherein the perfluoro modified hydrophobic prepolymer is prepared from 10 to 50 parts by weight of isocyanate monomer, 20 to 70 parts by weight of hydrophobic polyol, 5 to 10 parts by weight of perfluoropolyether alcohol, 5 to 20 parts by weight of solvent and 0.2 to 2.5 parts by weight of catalyst B through reaction. The coating is simple to construct, does not need special equipment, saves the limitation of factors such as |
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