Biodegradable resin composition and molded article produced...

Details Biodegradable resin composition and molded article produced... Biodegradable resin composition and molded article produced...

2011-04-05

2011-04-05

Cano, Milton I (Department: 1763)

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

Synthetic resins

Processes of preparing a desired or intentional composition...

Reexamination Certificate

active

07919549

ABSTRACT:
Disclosed is a resin composition excellent in molding processability which comprises a plant-derived biodegradable plastic produced by actively fixing carbon dioxide present in the earth. A resin composition excellent in molding processability, comprising (A) a biodegradable (3-hydroxyalkanoate) copolymer having a recurring unit represented by the formula (1): [—CHR—CH2—CO—O—] (wherein R represents an alkyl group represented by the formula CnH2n+1and n is an integer of 1 to 15) and 0.1 to 100 parts by weight, based on 100 parts by weight of (A) the biodegradable (3-hydroxyalkanoate) copolymer, of (B) an acrylic modifier having a weight average molecular weight (Mw) of 500,000 to 10,000,000.

REFERENCES:
patent: 5859119 (1999-01-01), Hoefflin
patent: 5981257 (1999-11-01), Fukui et al.
patent: 6645622 (2003-11-01), Yamane
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Machine translation of JP 2004-051659.
Machine translation of JP 06-299077.
Machine translation of JP 11-005849.
Machine translation of JP 2004-161802. Jun. 2004.

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