Patent ID: 8328929
Filing Date: 2012-12-11
Classification: C09D,G01N,G02B,Y10T

Abstract:
1. A composition crosslinkable by the cationic route to obtain a hard coating, said composition comprising: (a) colloidal particles of nonfunctionalized silica: (b) at least one crosslinkable and/or polymerizable silicone monomer, oligomer and/or polymer comprising: at least one structural unit of formula (I):) in which: (c) an effective amount of at least one cationic initiator; (d) an antifouling compound comprising at least one perfluoropolyether compound of formula (IV): in which: such that said perfluoropolyether compound has an average molecular mass of from 500 to 20,000, and (e) optionally, at least one organic solvent.