Modified polyester composition and preparation process and use t

Details Modified polyester composition and preparation process and use t Modified polyester composition and preparation process and use t

1990-05-21

1993-03-16

Bleutge, John C.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524265, 525446, 528 26, C08S 318

Patent

active

051944731

ABSTRACT:
In preparing bioabsorbable polyesters containing glycolic acid unit and/or lactic acid unit by the polymerization of glycolide and/or lactide, compositions comprising polyester-silicone copolymers obtained by conducting polymerization in the presence of silicones and the effect of merely mixing the above bioabsorbable polyesters with certain kind of silicones upon the modification, thereby attaining flexibility in particular, of the bioabsorbable polyesters, are disclosed.

REFERENCES:
patent: 4613641 (1986-09-01), Haubennestel et al.
patent: 4826945 (1989-05-01), Cohn et al.
Polymer, 1979, vol. 20, Dec., "Biodegradable Polymers for Use in Surgery--Polyglycolic/Poly(actic acid) Homo-- and Copolymers".

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