Contact lenses of high gas permeability and method

Details Contact lenses of high gas permeability and method Contact lenses of high gas permeability and method

1980-01-31

1982-01-26

Levin, Stanford M.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

351160R, 351160H, 525328, 525329, 525332, 525334, 525367, C08F 600, C08F 800, G02C 704

Patent

active

043127258

ABSTRACT:
This invention relates to contact lenses having an oxygen gas permeability constant of at least ##EQU1## comprising homopolymers and interpolymers formed by the polymerization of monomers comprising at least one alkyl styrene monomer having at least one C.sub.1 or higher alkyl group on the aromatic ring and improved surface wettability and to the method of making such contact lenses utilizing ultraviolet (UV) and chemical treatment.

REFERENCES:
CA, 57, 15327i
British Pol. J., pp. 124 et seq. (Dec. 1976).
"Interaction of Liquids at Solid Substrates," pp. 72-84 (11-68), Fox, R. B. et al.

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