Title:
ULTRAFINE POLYPHENYLENE SULFIDE FIBER, NONWOVEN FABRIC, AND METHODS FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2024/018828
Kind Code:
A1
Abstract:
Provided is an ultrafine polyphenylene sulfide fiber having an average fiber diameter of 0.2 μm to 5.0 μm and a crystallinity of 0% to 15%, as calculated by differential scanning calorimetry. Provided are an ultrafine polyphenylene sulfide fiber having excellent adhesiveness and dispersibility, a nonwoven fabric comprising the same, and methods for producing the same.
Inventors:
KATSUTA HIROO (JP)
TAKESHITA SHOTA (JP)
TSUCHIYA SHOHEI (JP)
NINOMIYA YUKI (JP)
MAEKAWA SHIGETOSHI (JP)
TAKESHITA SHOTA (JP)
TSUCHIYA SHOHEI (JP)
NINOMIYA YUKI (JP)
MAEKAWA SHIGETOSHI (JP)
Application Number:
PCT/JP2023/023495
Publication Date:
January 25, 2024
Filing Date:
June 26, 2023
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D01F6/76; D01F8/14; D01F8/16; D04H1/4326; D04H1/551
Domestic Patent References:
| WO2010007919A1 | 2010-01-21 | |||
| WO2011070999A1 | 2011-06-16 |
Foreign References:
| JP2010077544A | 2010-04-08 | |||
| JP2019000793A | 2019-01-10 | |||
| JPS63152499A | 1988-06-24 | |||
| JP2006257619A | 2006-09-28 |
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