Patent ID: 6414049
Filing Date: 2002-07-02
Classification: C08F,G02B,Y10S

Abstract:
A silicone hydrogel monomer formulation made by admixing:a) a silicone hydrogel forming mixture, b) an initiator having the structure: â€ƒwherein, R1, R2, and R3 are each independently H or a C1-2 substituted or unsubstituted alkyl, cycloalkyl, or aromatic moiety provided that at least one of R1, R2 and R3 has the following structure: â€ƒwherein, R4-R8 are independently, H or a C1-3 substituted or unsubstituted alkyl or alkoxy moiety; and c) an acid wherein said acid is selected from the group consisting of BrÃ¸nsted acids, Lewis acids, and mixture thereof.