Patent ID: 7608303
Filing Date: 2009-10-27
Classification: B05D,C08G,C09D

Abstract:
1. A process for coating an auto body or auto part which comprises applying a base coating of a pigmented coating composition to a substrate; applying a top-coating of a clear coating over the base coating; and curing the base coating and top-coating to form a base coat/ clear coat finish on the substrate, wherein wherein the improvement comprises using as the clear top-coating, a clear coat composition which comprises a binder consisting essentially of a. polyisocyanate crosslinking agent; b. an isocyanate-reactive component having at least one compound having the following formula: wherein n on average is 1.7 to 2 and X is a cycloaliphatic norbornane derivative of formula (II) or a mixture of isomers thereof; k =0, 1 or 2 and the bridging CH R R