Surface wettable silicone hydrogels

Details Surface wettable silicone hydrogels Surface wettable silicone hydrogels

Filed on

1994-08-03

Date issued

1995-02-07

Examiner

Lipman, Bernard

Patent Class

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

SubClass

Synthetic resins

SubSubClass

Polymers from only ethylenic monomers or processes of...

Other Related Categories

428500, 428515, 524547, C08F13008

Type

Patent

Status

active

Patent number

053876326

Description

ABSTRACT:
A novel silicone-containing, hydrogel material is disclosed comprising an acrylic-capped polysiloxane prepolymer, polymerized with a bulky polysiloxanylalkyl (meth)acrylate monomer and at least one hydrophilic monomer.

REFERENCES:
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patent: 4136250 (1979-01-01), Mueller
patent: 4153641 (1979-05-01), Deichert
patent: 4182822 (1980-01-01), Chang
patent: 4189546 (1980-02-01), Deichert
patent: 4192827 (1980-03-01), Mueller
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patent: 4254248 (1981-03-01), Friends
patent: 4260725 (1981-04-01), Keogh
patent: 4261875 (1981-04-01), LeBoeuf
patent: 4276402 (1981-06-01), Chromecek
patent: 4486577 (1984-12-01), Mueller
patent: 4605712 (1986-08-01), Mueller
patent: 4711943 (1987-12-01), Harvey
patent: 4780515 (1988-10-01), Deichert
patent: 4829137 (1989-05-01), Stoyan
patent: 4954587 (1990-09-01), Mueller
"Measuring Oxygen Permeability of Gas Permeable Hard and Hydrogel Lenses and Flat Samples in Air", Irving Fatt, et al., Int'l Contact Lens Clinic, vol. 14, No. 10, Oct. 1987.

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