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Title:
METHOD FOR PRODUCING ORGANIC ACID
Document Type and Number:
WIPO Patent Application WO/2013/015212
Kind Code:
A1
Abstract:
Any colored impurity contained in an organic acid derived from a biomass resource can be removed by oxidizing the organic acid derived from the biomass resource with an oxidizing agent such as hydrogen peroxide, tert-butylhydroperoxide, ozone, sodium hypochlorite and sodium chlorite.

Inventors:
YAMADA TETSUYA
ITO MASATERU
YAMADA KATSUSHIGE
KAWAMURA KENJI
Application Number:
PCT/JP2012/068427
Publication Date:
January 31, 2013
Filing Date:
July 20, 2012
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
YAMADA TETSUYA
ITO MASATERU
YAMADA KATSUSHIGE
KAWAMURA KENJI
International Classes:
C12P7/40; C07C51/487; C07C59/08; C08G63/78
Domestic Patent References:
WO2010074222A12010-07-01
WO2010035837A12010-04-01
WO2011094131A12011-08-04
WO2009099044A12009-08-13
WO2010140602A12010-12-09
Foreign References:
JP2010539911A2010-12-24
JP2009201506A2009-09-10
JP2009142265A2009-07-02
JP2002510747A2002-04-09
JP2008504035A2008-02-14
JP2008054541A2008-03-13
JP3880175B22007-02-14
JP2008029329A2008-02-14
JPH0638775A1994-02-15
JP4490628B22010-06-30
JPH0642834B21994-06-08
JP2008056654A2008-03-13
JP4380654B22009-12-09
JP2011084540A2011-04-28
US5487987A1996-01-30
JP2004075932A2004-03-11
Other References:
ENZYME AND MICROBIAL TECHNOLOGY, vol. 27, 2000, pages 205
SCIENCE, vol. 330, 2010, pages 1222
OSAMU FUKUMOTO: "Polyamide Resin Handbook", January 1998, NIKKAN KOGYO SHIMBUN, LTD.
See also references of EP 2735615A4
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