Title:
CARBON DIOXIDE-ABSORBING FIBER AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/200348
Kind Code:
A1
Abstract:
This carbon dioxide-absorbing fiber contains a polyvinyl alcohol and an amine-based polymer, wherein the nitrogen element concentration on the surface of said fiber is at least 1.40 times the nitrogen element concentration in the whole fiber.
Inventors:
KABAYAMA HIROFUMI (JP)
WASHITAKE YOSUKE (JP)
WASHITAKE YOSUKE (JP)
Application Number:
PCT/JP2021/011771
Publication Date:
October 07, 2021
Filing Date:
March 22, 2021
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
D01F6/50; B01J20/26; B01J20/30; D04H1/4309
Domestic Patent References:
| WO2019059368A1 | 2019-03-28 |
Foreign References:
| JP2019091577A | 2019-06-13 | |||
| JP2012519226A | 2012-08-23 | |||
| JP2015120873A | 2015-07-02 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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