POLY(UREAURETHANE)S, ARTICLES AND COATINGS PREPARED THEREFROM AND METHODS OF MAKING THE SAME

摘要

The present invention provides poly(ureaurethane)s including a reaction product of components including: (a) at least one isocyanate functional ureaurethane prepolymer including the reaction product of: (1) at least one isocyanate functional urethane prepolymer including the reaction product of: (i) a first amount of at least one polyisocyanate; and (ii) a first amount of at least one branched polyol; and (2) water, to form an isocyanate functional ureaurethane prepolymer; and (b) a second amount of at least one polyisocyanate and a second amount of at least one branched polyol; compositions, coatings and articles made therefrom and methods of making the same.