▎ 摘　　要

NOVELTY - A coating comprises component (A) and component (B). The component (A) comprises 80-120 pts. wt. bisphenol S type liquid resin, 5-15 pts. wt. composite toughening agent, 4-10 pts. wt. mold inhibitor, 2-4 pts. wt. calcined clay, 1-3 pts. wt. fly ash, 1-3 pts. wt. mica powder, 1-2 pts. wt. graphene, 1-2 pts. wt. dispersant, 1-2 pts. wt. defoamer and 1-2 pts. wt. wetting agent. The component (B) comprises 2-8 pts. wt. polyethylene polyamine and 30-50 pts. wt. water. USE - Coating for impeller of ship waterjet propeller. ADVANTAGE - The coating avoids defects such as lifting and falling of the surface caused by poor adhesion, and has high adhesion strength to the impeller surface, excellent waterproof performance and long service life.