▎ 摘　　要

NOVELTY - A polyurethane waterproof coating comprises 100 pts. wt. isocyanate-terminated polyurethane prepolymer, 20-30 pts. wt. tourmaline powder, 10-50 pts. wt. hyaluronic acid-polyphenylene sulfide sulfone complex-modified graphene oxide, 2-8 pts. wt. hydroxyethyl methyl cellulose, 1-5 pts. wt. tributyl phosphate, 5-10 pts. wt. heavy calcium carbonate, 5-10 pts. wt. sepiolite powder, 10-20 pts. wt. ethanol, 50-100 pts. wt. deionized water, 10-20 pts. wt. dimethyl sulfoxide, 5-10 pts. wt. KH-550 (RTM: gamma -aminopropyltriethoxysilane) and 10-20 pts. wt. KH-560 (RTM: gamma -glycidoxypropyltrimethoxysilane). USE - Polyurethane waterproof coating. ADVANTAGE - The polyurethane waterproof coating has excellent water resistance and weather resistance, and is economical to prepare and safe to use. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the method for preparing the polyurethane waterproof coating, which involves adding the raw materials to a mixer, and mixing at a stirring rate of 100-1000 rpm for 200 minutes.