Hydroxyl-Terminated polyurethane prepolymer i s the mainly component of A, B is made of Isocyanate-Terminated polyurethane pr epolymer and other curing agents.

• 该胶以端异氰酸酯基聚氨酯预聚体为A组分，以端羟基聚氨酯预聚体和其它固化剂为B组分。