URETHANE WATERPROOF MATERIAL COMPOSITION FOR TWO-PACK ORDINARY TEMPERATURE CURABLE ENVIRONMENTAL RESPONSE HAND APPLICATION AND URETHANE WATERPROOF CONSTRUCTION METHOD

摘要

To provide an urethane waterproof material composition for two-pack ordinary temperature curable environmental response hand application, excellent in workability through a year, environmentally friendly, excellent in durability, and corresponding to urethane rubber-based high extended shape of JIS A 6021 (coating film waterproof material for building).SOLUTION: The urethane waterproof material composition consisting of a main agent containing an isocyanate group terminated prepolymer consisting of polyisocyanate and polyol, and a curing agent containing aromatic polyamine, a plasticizer and an inorganic filler, in which the polyisocyanate contains bis(isocyanate methyl)cyclohexane, NCO content of the isocyanate group terminated prepolymer is 1.4 to 5.5 mass% and aromatic polyamine of the curing agent contains diethyltoluenediamine.SELECTED DRAWING: None