Biodegradable polyester resin composition, preparation...

Details Biodegradable polyester resin composition, preparation... Biodegradable polyester resin composition, preparation...

2004-03-04

2010-10-05

Gulakowski, Randy (Department: 1796)

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

Synthetic resins

From carboxylic acid or derivative thereof

C525S445000

Reexamination Certificate

active

07807773

ABSTRACT:
A biodegradable polyester resin composition which comprises a thermoplastic polymer comprising 100 parts by mass of an aliphatic polyester (A) and 0.01 to 5 parts by mass of a (meth)acrylic ester (B1) and/or a glycidyl ether (B2, and has a gelation index (1) of not lower than 0.1% and a gelation index (2) of not higher than 0.5%.

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patent: 5952433 (1999-09-01), Wang et al.
patent: 6075118 (2000-06-01), Wang et al.
patent: 6150490 (2000-11-01), Deckwer et al.
patent: 2002/0128382 (2002-09-01), Wang et al.
patent: 2003-128901 (2003-05-01), None
U.S. Appl. No. 11/629,264, filed Jun. 2004, Shigeta et al.

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