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Title:
METHOD FOR DEGRADING AROMATIC POLYESTER USING MICROORGANISM
Document Type and Number:
WIPO Patent Application WO/2006/090913
Kind Code:
A1
Abstract:
It is intended to provide a microorganism which belongs to the genus Pigmentiphaga and has an ability to specifically degrade terephthalic acid; a microorganism which belongs to the genus Bacillus and has an ability to produce an extracellular polysaccharide with an ability to adhere to an aromatic polyester; a microorganism which belongs to the genus Pseudomonas and has an ability to specifically degrade bishydroxyethyl terephthalate; a microorganism which belongs to the class Alphaproteobacteria and has an ability to accelerate the ability to degrade an aromatic polyester; a microorganism which enhances the ability of Rhizobium sp. OKH-3 to degrade an aromatic polyester; and a method for degrading an aromatic polyester using a group of these microorganisms.

Inventors:
TOYOHARA KIYOTSUNA (JP)
ODA KOHEI (JP)
HIRAGA KAZUMI (JP)
KIMURA YOSHIHARU (JP)
Application Number:
PCT/JP2006/304041
Publication Date:
August 31, 2006
Filing Date:
February 24, 2006
Export Citation:
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Assignee:
TEIJIN LTD (JP)
KYOTO INST OF TECHNOLOGY (JP)
TOYOHARA KIYOTSUNA (JP)
ODA KOHEI (JP)
HIRAGA KAZUMI (JP)
KIMURA YOSHIHARU (JP)
International Classes:
C12N1/20; C08J11/10; C08L67/03
Domestic Patent References:
WO2005019439A12005-03-03
Other References:
KAWAI F. AND ENOKIBARA S.: "Symbiotic Degradation of Polyethylene Glycol (PEG) 20,000-Phthalate Polyester by Phthalate Ester- and PEG 20,000-Utilizing Bacteria", JOURNAL OF FERMENTATION AND BIOENGINEERING, vol. 82, 1996, pages 575 - 579, XP003000027
CERDA-CUELLAR M. ET AL.: "Biodegradability of aromatic building blocks for poly(ethylene terephthalate) copolyesters", POLYMER DEGRADATION AND STABILITY, vol. 85, 2004, pages 865 - 871, XP004518304
Attorney, Agent or Firm:
Ohshima, Masataka (BN Gyoen Building 17-11, Shinjuku 1-chome, Shinjuku-k, Tokyo 22, JP)
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