Patent ID: 7265179

Claim:
A composition which, when applied to a substrate and cured, provides a transparent, tintable coating on the substrate, comprising: an aqueous-organic solvent mixture having hydrolysis products and partial condensates of at least one of an epoxy functional silane and a diol functional organopolysiloxane, and at least one multifunctional crosslinker, wherein said multifunctional crosslinker comprises a silylated multifunctional anhydride, and wherein said at least one of said epoxy functional silane and said diol functional organopolysiloxane is present in a molar ratio to said multifunctional crosslinker from about 10:1 to about 1:10; an amount of water sufficient to hydrolyze said at least one of said epoxy functional silane and said diol functional organopolysiloxane and said multifunctional crosslinker; and a blocked isocyanate.