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Title:
ANHYDROSUGAR ALCOHOL PURIFICATION METHOD, ANHYDROSUGAR ALCOHOL, AND RESIN
Document Type and Number:
WIPO Patent Application WO/2016/021079
Kind Code:
A1
Abstract:
Provided are an anhydrosugar alcohol purification method, etc. with which an anhydrosugar alcohol can be efficiently purified and an anhydrosugar alcohol of excellent storage stability can be obtained, and which can limit discoloration and reduction of glass transition temperature of a resin obtained using said anhydrosugar alcohol. The anhydrosugar alcohol purification method is provided with a step for distilling an anhydrosugar alcohol from a substance to be distilled comprising active carbon and the anhydrosugar alcohol.

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Inventors:
KURAHASHI HIROYUKI (JP)
OCHI KANAKO (JP)
ITO WATARU (JP)
Application Number:
PCT/JP2014/074719
Publication Date:
February 11, 2016
Filing Date:
September 18, 2014
Export Citation:
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Assignee:
DAI ICHI KOGYO SEIYAKU CO LTD (JP)
International Classes:
C07D493/04; C08G63/199; C08G64/02
Foreign References:
JP2006316025A2006-11-24
JP2003535866A2003-12-02
JP2005509667A2005-04-14
JP2005523325A2005-08-04
JP2005529121A2005-09-29
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