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Title:
ORGANIC-SOLVENT-SOLUBLE LIGNIN RECOVERY SYSTEM AND RECOVERY METHOD
Document Type and Number:
WIPO Patent Application WO/2021/049359
Kind Code:
A1
Abstract:
This organic-solvent-soluble lignin recovery system comprises a thin-film dryer configured so as to dry a liquid extract extracted through use of a mixed solvent of an organic solvent and water from a lignin-containing solid, and to form a thin-film-form dried material including solid organic-solvent-soluble lignin. This organic-solvent-soluble lignin recovery method includes a drying step for drying a liquid extract including organic-solvent-soluble lignin extracted through use of a mixed solvent of an organic solvent and water from a lignin-containing solid, and forming a thin-film-form dried material including solid organic-solvent-soluble lignin.

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Inventors:
MICHIUE SHO (JP)
FURUYA TAKAAKI (JP)
WAKAMURA OSAMU (JP)
Application Number:
PCT/JP2020/032892
Publication Date:
March 18, 2021
Filing Date:
August 31, 2020
Export Citation:
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Assignee:
NIPPON STEEL ENG CO LTD (JP)
International Classes:
C08H7/00
Domestic Patent References:
WO2018047772A12018-03-15
WO2017222084A12017-12-28
WO2018047928A12018-03-15
Foreign References:
JP2014015439A2014-01-30
JP2016050200A2016-04-11
JP2015157792A2015-09-03
JP2013241391A2013-12-05
JP2014189491A2014-10-06
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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