Title:
POLYVINYL ALCOHOL FIBER
Document Type and Number:
WIPO Patent Application WO/2020/090649
Kind Code:
A1
Abstract:
This polyvinyl alcohol fiber includes a polyvinyl alcohol polymer and an adsorbent. The proportion of the adsorbent is 30-500 parts by mass with respect to 100 parts by mass of the polyvinyl alcohol polymer, the crystallinity of the polyvinyl alcohol in the polyvinyl alcohol fiber is 30-60%, and the polyvinyl alcohol fiber has a fiber diameter of 5-1000 μm and a specific surface area of 10-2000 m2/g.
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Inventors:
NONAKA YOSHIMI (JP)
WASHITAKE YOSUKE (JP)
SEKIYA SHINJI (JP)
ENDO RYOKEI (JP)
WASHITAKE YOSUKE (JP)
SEKIYA SHINJI (JP)
ENDO RYOKEI (JP)
Application Number:
PCT/JP2019/041887
Publication Date:
May 07, 2020
Filing Date:
October 25, 2019
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
D01F6/50; D01F1/10; D04H1/4309
Foreign References:
JPS4742059B1 | 1972-10-24 | |||
JPH01298274A | 1989-12-01 | |||
JPH09157944A | 1997-06-17 | |||
JPS6350517A | 1988-03-03 | |||
JPS4716724A | ||||
JPH09320564A | 1997-12-12 | |||
JP2000256474A | 2000-09-19 | |||
JP2005009029A | 2005-01-13 | |||
JP2006297382A | 2006-11-02 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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