Physically-modified degradable thermoplastic compositions

Details Physically-modified degradable thermoplastic compositions Physically-modified degradable thermoplastic compositions

1994-03-30

1996-09-17

Morgan, Kriellion S.

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...

C08K 511, C08K 512

Patent

active

055569056

ABSTRACT:
Described are degradable thermoplastic compositions which are physically modified by citrate esters and other polycarboxylic acid esters. Also described are novel citrate esters effective to provide such physical modifications, as well as methods for preparing the degradable thermoplastic compositions.

REFERENCES:
patent: 4289668 (1981-09-01), Li
patent: 4361625 (1982-11-01), Beckmann et al.
patent: 4711922 (1987-12-01), Hull et al.
patent: 4824893 (1989-04-01), Hull
patent: 5047464 (1991-09-01), Pogany et al.
patent: 5095054 (1992-03-01), Lay et al.
patent: 5142023 (1992-08-01), Gruber et al.
patent: 5180765 (1993-01-01), Sinclair
Morflex Technical Bulletin 101 Citrate Esters from Morflex, Inc. Morflex Technical Bulletin 103 Medical Grade Citroflex Plasticizers from Morflex, Inc. Jul. 14, 1991.

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