Patent ID: 6617032
Filing Date: 2003-09-09
Classification: B29C,B32B,C08G,C08J,C08K,Y10T

Abstract:
A composite structure comprising:(A) a first-layer substantially free of volatile organic compounds, said first-layer comprising the reaction product of; (I) a first-layer polyisocyanate component including an aliphatic polyisocyanate; (II) a first-layer resin component comprising a polyamine; wherein said first-layer is a show surface of the composite structure and has a Shore D hardness of at least 65; and (B) a second-layer substantially free of volatile organic compounds, said second-layer comprising the reaction product of; (I) a second-layer polyisocyanate component; and (II) a second-layer resin component comprising a polyol having a theoretical functionality of at least three; wherein the composite structure has a flexural modulus of at least 200,000 lb/in2.