Contact lens and method of producing a contact lens

Details Contact lens and method of producing a contact lens Contact lens and method of producing a contact lens

1992-12-18

1995-02-21

Michl, Paul R.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523107, 523108, 526242, 264 17, 264 23, 264 136, 351160H, 351177, 427536, B05D 506, C08F25908, C08F26504, C08F26706

Patent

active

053915895

ABSTRACT:
A contact lens is made by graft polymerization of a contact lens surface by introducing a peroxide on a contact lens substrate surface by a discharging treatment producing a radical and by adding an appropriate amount of a reducing agent to the polymerization system and removing dissolved oxygen in the polymerization system by applying ultrasonic waves under reduced pressure.

REFERENCES:
patent: 4447562 (1984-05-01), Iuawi
patent: 4508884 (1985-04-01), Wittmann et al.
patent: 4743667 (1988-05-01), Mizutani et al.
patent: 4868260 (1989-09-01), Kawaguchi
patent: 4968532 (1990-11-01), Janssen et al.

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