Title:
PRODUCTION METHOD FOR MODIFIED-CROSS-SECTION PROTEIN FIBERS, AND SHAPE CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2020/067573
Kind Code:
A1
Abstract:
Provided is a production method for modified-cross-section protein fibers, said method comprising a step for bringing a spinning stock solution containing protein and an organic solvent into contact with a coagulating solution to congeal the protein, wherein the protein content in the spinning stock solution exceeds 10 mass% based on the total amount of spinning stock solution, and the coagulating solution contains water or an aqueous solution having a pH between 0.25 and 10.00 inclusive.
Inventors:
ABE YUNOSUKE (JP)
ANDO HIROTADA (JP)
KOTAKA KOICHI (JP)
ANDO HIROTADA (JP)
KOTAKA KOICHI (JP)
Application Number:
PCT/JP2019/038634
Publication Date:
April 02, 2020
Filing Date:
September 30, 2019
Export Citation:
Assignee:
SPIBER INC (JP)
International Classes:
D01F4/02; D01F4/00; C07K14/435; C07K14/78
Domestic Patent References:
| WO2017110922A1 | 2017-06-29 | |||
| WO2018164234A1 | 2018-09-13 |
Foreign References:
| CN103320886A | 2013-09-25 | |||
| JP2018512407A | 2018-05-17 | |||
| JP2013528568A | 2013-07-11 | |||
| JP2005515309A | 2005-05-26 | |||
| CN102477592A | 2012-05-30 | |||
| KR100796099B1 | 2008-01-21 | |||
| US20140326165A1 | 2014-11-06 | |||
| US20180193524A1 | 2018-07-12 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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