Methacrylic materials suitable for ophthalmic and...

Details Methacrylic materials suitable for ophthalmic and... Methacrylic materials suitable for ophthalmic and...

2008-10-01

2010-12-28

Wu, David (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C526S319000, C526S320000, C526S321000, C526S323100, C526S323200, C526S326000, C526S328000, C526S328500, C526S329600

Reexamination Certificate

active

07858672

ABSTRACT:
Disclosed are soft, high refractive index, methacrylic device materials. The materials contain an ethoxylate monomer to reduce glistenings and a long-chain alkyl methacrylate monomer for softening.

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