Polyanhydrides of oligomerized unsaturated aliphatic acids

Details Polyanhydrides of oligomerized unsaturated aliphatic acids Polyanhydrides of oligomerized unsaturated aliphatic acids

1992-09-16

1993-12-14

Kight, III, John

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

528271, 528272, C08F 2204

Patent

active

052704190

ABSTRACT:
A polyanhydride suitable for use as a matrix material in controlled delivery devices polymerized from monomers of the general formula: ##STR1## wherein R, R', and R" are the same or a different aliphatic chain of C.sub.1 to C.sub.20 or hydrogen; m, n, and p are integers from 0 and 20; y is 0 or 1; and, if y is 0, one of R or R' is not H.

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