A waterproof anti-corrosion coatings and polyurethane preparation

The present invention belongs to the technical field of polyurethane waterproof coating, discloses a waterproof polyurethane anti-corrosion coatings and preparation method. The waterproof polyurethane anti-corrosion coatings, into X component and a Y component, a mixing weight ratio of 2:. 1, the weight ratio of the component X comprises the following components: 40 to 50 parts of active hydrogen-containing polymer, 20 to 25 parts Toluene diisocyanate, 4 to 6 parts of waste oil, 4-6 parts of phosphor, 0.9 to 1.4 parts by X anti-settling agent component, 0.4 to 0.45 parts by X component of the catalyst, 4 to 8 parts of ethyl acetate, 1.5 to 2 parts by fluorine calcium, 0 to 0.15 parts by acidity regulators; weight ratio of the Y component comprises the following components: 7-9 parts of polyol, 10 to 13 parts of styrene, 10 to 13 parts of butadiene, 25 to 28 parts propylene nitrile, 15 to 17 parts of the polyester resin, 10 to 12 parts filler, 3 to 4.5 parts of a white pigment, 0.2 to 0.7 parts by Y component of the catalyst, 0.4 to 1 part of component Y aid.