Title:
SPUN YARN AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2022/080401
Kind Code:
A1
Abstract:
[Problem] To provide a polyimide-short-fiber-containing spun yarn in which a prescribed amount of polyimide short fibers is used, the polyimide-short-fiber-containing spun yarn having superior heat resistance, chemical resistance, and wear resistance, and making it possible to manufacture woven or knit fabric having a soft texture. [Solution] A spun yarn containing polyimide short fibers, said spun yarn being characterized in that (1) the spun yarn includes polyimide-based short fiber bundles in which the polyimide short fiber content is 50 mass% or greater, and (2) the polyimide short fiber content of the spun yarn is 20 mass% or greater.
Inventors:
FUKUSHIMA NAOYA (JP)
NAMOTO KAZUHIRO (JP)
KISHIMOTO KODAI (JP)
NAMOTO KAZUHIRO (JP)
KISHIMOTO KODAI (JP)
Application Number:
PCT/JP2021/037848
Publication Date:
April 21, 2022
Filing Date:
October 13, 2021
Export Citation:
Assignee:
UNITIKA TRADING CO LTD (JP)
UNITIKA TEXTILES CO LTD (JP)
UNITIKA TEXTILES CO LTD (JP)
International Classes:
D02G3/36; D01G15/02; D02G3/04; D03D15/40; D03D15/47
Foreign References:
| JPH073557A | 1995-01-06 | |||
| JP2008101294A | 2008-05-01 | |||
| JP2005213708A | 2005-08-11 | |||
| JP2004176212A | 2004-06-24 | |||
| JP2004011052A | 2004-01-15 | |||
| JP2004011060A | 2004-01-15 | |||
| JPH03294533A | 1991-12-25 | |||
| JP2019167643A | 2019-10-03 | |||
| CN101177819A | 2008-05-14 | |||
| JP2020186480A | 2020-11-19 |
Attorney, Agent or Firm:
FUJII, Atsushi (JP)
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