Patent ID: 6551713
Filing Date: 2003-04-22
Classification: C08G,C09D,Y10T

Abstract:
A curable coating composition of a binder in an organic solvent, the composition having a volatile organic content not exceeding 0.4 kilograms per liter, comprisingi) a binder selected from a linear or branched cycloaliphatic moiety-containing oligomer or blend of said oligomers with a weight average molecular weight not exceeding 3,000, a polydispersity not exceeding 1.5 and functionality A or A plus B; and ii) an oligomeric crosslinker or blend of said crosslinkers with a weight average molecular weight not exceeding 3,000 and functionality C; components i and ii reacting at cure to form a three-dimensional network having chains of substantially uniform, controllable molecular weight between crosslinks; wherein:in component i said functionality A is silane and said functionality B is hydroxyl, and wherein in component ii said functionality C is isocyanate.