Graft copolymers of vinyl acetate on polyethylene oxide as self-

Details Graft copolymers of vinyl acetate on polyethylene oxide as self- Graft copolymers of vinyl acetate on polyethylene oxide as self-

1974-12-19

1976-10-05

Tillman, Murray

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252316, 264 92, 264301, 424 22, 424 33, C08L 3104, B01J 1300

Patent

active

039844943

ABSTRACT:
An encapsulating material for drugs consisting of a modified polyvinyl alcohol which is a partially hydrolized graft copolymer of vinyl acetate on polyethylene oxide.

REFERENCES:
patent: 3033841 (1962-05-01), Germain
patent: 3218281 (1965-11-01), Rees
patent: 3244772 (1966-04-01), Von Bonin et al.
patent: 3630955 (1971-12-01), Emrick
patent: 3674704 (1972-07-01), Bayless et al.
patent: 3676529 (1972-07-01), Fall
patent: 3726803 (1973-04-01), Bayless et al.

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