... polyurethane prepolymer through the reaction between polyether polyol and isocyanate. Component B is a colorful liquid consisting of plasticizers, curing agents, ... 2.Where to use: a.Undergrounds, cold stores and grade; b. Bathroom, kitchen and pools; c. Hard to dry substrate ... on the wet underground substrate with strong bonding power; b. Multipurpose to apply on horizontal planes, vertical planes and ...