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Title:
COMPOSITE FIBER BUNDLE AND FIBER PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/008500
Kind Code:
A1
Abstract:
The present invention pertains to a composite fiber bundle characterized by being constituted by composite fibers comprising at least two types of polymers having different melting points, and by being such that the variation coefficient CV for the value of the ((distance between polymer centers of gravity)/(fiber diameter)) among the composite fibers is 5-30%.

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Inventors:
MATSUURA TOMOHIKO (JP)
MASUDA MASATO (JP)
KAWAHARA SHINYA (JP)
INADA KOJIRO (JP)
Application Number:
PCT/JP2022/029025
Publication Date:
February 02, 2023
Filing Date:
July 27, 2022
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D01F8/04
Foreign References:
JPS51116217A1976-10-13
JPS4968009A1974-07-02
JPS61116770U1986-07-23
JP2000212838A2000-08-02
JP2001355132A2001-12-26
JP2011208313A2011-10-20
JP2021122063A2021-08-26
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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