公开(公告)号：DE69317121T2

公开(公告)日：1998-10-29

申请号：DE69317121

申请日：1993-11-05

Applicant: ESSILOR INT

Inventor： TARSHIANI YASSIN ,  WEBER STEVEN

IPC: C08F2/50 ,  C09D4/00 ,  C09D183/06 ,  G02B1/10 ,  C08J7/04

Abstract: A radiation-curable coating composition for ophthalmic lens is disclosed which comprises a mixture of a monoepoxysilane, colloidal silica, an alkylalkoxysilane or tetraalkoxysilane, and an ultraviolet activated photoinitiator capable of initiating a cationic cure of such composition. The photoinitiator is an aromatic onium salt or an iron arene salt complex.

公开(公告)号：DE69317121D1

公开(公告)日：1998-04-02

申请号：DE69317121

申请日：1993-11-05

Applicant: ESSILOR INT

Inventor： TARSHIANI YASSIN ,  WEBER STEVEN

IPC: C08F2/50 ,  C09D4/00 ,  C09D183/06 ,  G02B1/10 ,  C08J7/04

Abstract: A radiation-curable coating composition for ophthalmic lens is disclosed which comprises a mixture of a monoepoxysilane, colloidal silica, an alkylalkoxysilane or tetraalkoxysilane, and an ultraviolet activated photoinitiator capable of initiating a cationic cure of such composition. The photoinitiator is an aromatic onium salt or an iron arene salt complex.