Copolymer of hydroxyalkyl methacrylate and polyvinylpyrrolidone

Details Copolymer of hydroxyalkyl methacrylate and polyvinylpyrrolidone Copolymer of hydroxyalkyl methacrylate and polyvinylpyrrolidone

1972-11-16

1977-05-24

Turer, Richard B.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

128130, 351160, 264 1, 424 80, C08F 2100, C08F 4300

Patent

active

RE0292311

ABSTRACT:
A polymeric plastic material suitable for contact lenses, dental liners and other prosthetic devices, intrauterine devices, and other devices to be used in or in the treatment of the body. It is made from a monomer having the ##STR1## wherein n is 2 or 3, polymerized with polyvinyl pyrrolidone or polyvinyl pyrrolidone/vinyl acetate copolymer. The application also discloses procedures for making contact lenses, dental liners, and intrauterine devices from such polymeric material.

REFERENCES:
patent: 3220960 (1965-11-01), Wichterle et al.
patent: 3446875 (1969-05-01), Bruckmann et al.
patent: 3462385 (1969-08-01), Barabas
patent: 3488111 (1970-01-01), Isen
patent: 3647736 (1972-03-01), Ewell

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