Copolymers from n-alkyl-3-alkenylene-2-pyrrolidone

Details Copolymers from n-alkyl-3-alkenylene-2-pyrrolidone Copolymers from n-alkyl-3-alkenylene-2-pyrrolidone

1989-05-05

1990-06-05

Henderson, Christopher

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C08F 2606

Patent

active

049315196

ABSTRACT:
A new series of copolymers which are useful as coatings for solid dosage forms, for transdermal devices, for wound dressing materials, and for contact lenses. Also disclosed are methods for preparing monomers and polymers as well as pharmaceutical compositions containing such polymers.

REFERENCES:
patent: 3452015 (1969-06-01), Dillard
patent: 3479327 (1969-11-01), Marijam
patent: 3488294 (1970-01-01), Annand
patent: 3542778 (1970-11-01), Dillard

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