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Title:
METHOD FOR PRODUCING ETHANOL FROM CELLULOSIC BIOMASS
Document Type and Number:
WIPO Patent Application WO/2014/141896
Kind Code:
A1
Abstract:
Provided is a method for producing ethanol with high efficiency even when a fermentation inhibitor is present in a hydrolysate of a cellulosic biomass. A method for producing ethanol, characterized by fermenting a fermentation solution containing a hydrolysate of a cellulosic biomass using yeast belonging to Candida intermedia under such conditions that the rate of supply of air into a fermentation vessel becomes 0.0001 to 100 L/hr/g dry cell weight.

Inventors:
NAGASAKI HIROSHI (JP)
SUZUKI YUYA (JP)
Application Number:
PCT/JP2014/054995
Publication Date:
September 18, 2014
Filing Date:
February 28, 2014
Export Citation:
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Assignee:
COSMO OIL CO LTD (JP)
International Classes:
C12P7/10; C12N1/16; C13K1/02
Domestic Patent References:
WO2013065541A12013-05-10
Foreign References:
JP2011205987A2011-10-20
JP2012080824A2012-04-26
Other References:
GARDONYI, M. ET AL.: "High capacity xylose transport in Candida intermedia PYCC 4715", FEMS YEAST RESEARCH, vol. 3, no. 1, 2003, pages 45 - 52, XP002431281
JYOTHI CH . P. ET AL.: "ETHANOL PRODUCTION FROM D-XYLOSE BY CANDIDA INTERMEDIA MTCC-1404 : PARAMETER OPTIMIZATION USING TAGUCHI'S OVERALL EVALUATION CRITERIA TECHNIQUE", ASIAN JOURNAL OF MICROBIOLOGY, BIOTECHNOLOGY & ENVIRONMENTAL SCIENCES PAPER, vol. 7, no. 4, 2005, pages 679 - 684, XP008173321
JYOTHI CH . P. ET AL.: "ISOLATION AND SCREENING OF YEASTS FOR ETHANOL AND XYLITOL PRODUCTION FROM D-XYLOSE", ASIAN JOURNAL OF MICROBIOLOGY, BIOTECHNOLOGY & ENVIRONMENTAL SCIENCES PAPER, vol. 8, no. 4, 2006, pages 785 - 789, XP008173320
NIDETZKY B. ET AL.: "Multiple forms of xylose reductase in Candida intermedia: comparison of their functional properties using quantitative structure-activity relationships, steady-state kinetic analysis, and pH studies", J. AGRIC. FOOD CHEM., vol. 51, no. 27, 2003, pages 7930 - 7935, XP055067471, DOI: doi:10.1021/jf034426j
Attorney, Agent or Firm:
THE PATENT CORPORATE BODY ARUGA PATENT OFFICE (JP)
Patent business corporation Alga patent firm (JP)
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