Patent ID: 8741440
Filing Date: 2014-06-03
Classification: A47J,B05D,B82Y,C09D,C23C,Y10T

Abstract:
1. A non-stick coating composition comprising: a colored base layer for bonding to a substrate, said base layer comprising: 70 to 85% by weight a first matrix comprising a condensation product of a silica sol and an alkoxysilane mixture, said alkoxysilane mixture comprising: 80-95% by weight of at least one organoalkoxysilane of chemical formula R 15-30% by weight of a colorant; said base layer comprising a lower portion composed principally of (a) the condensation product of said silica sol and said organoalkoxysilane and (b) said colorant, and a distinct upper portion composed principally of (a) the condensation product of said silica sol and said polysiloxane and (b) said colorant; and, a top layer superimposed upon, and bonded to, said base layer, said top layer comprising a composed of a second matrix comprising a condensation product of a silica sol and an alkoxysilane mixture, said alkoxysilane mixture comprising 80-95% by weight of organoalkoxysilane of chemical formula R