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Title:
CARBON FIBER SHEET MATERIAL, PREPREG, MOLDED ARTICLE, CARBON FIBER SHEET MATERIAL PRODUCTION METHOD, PREPREG PRODUCTION METHOD, AND MOLDED ARTICLE PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/040289
Kind Code:
A1
Abstract:
A carbon fiber sheet material containing multiple strands of carbon fibers and a binder which joins the carbon fibers to one another, the carbon fiber sheet material being characterized by containing, as the carbon fibers, first carbon fibers which are virgin carbon fibers and second carbon fibers which are recycled carbon fibers. When the average length of the first carbon fibers is LVCF[mm] and the average length of the second carbon fibers is LRCF[mm], it is preferable for the relationship 1.1≤LVCF/LRCF≤30 to be satisfied.

Inventors:
KONDO TORU (JP)
Application Number:
PCT/JP2019/033033
Publication Date:
February 27, 2020
Filing Date:
August 23, 2019
Export Citation:
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Assignee:
AWA PAPER & TECH COMPANY INC (JP)
International Classes:
C08J5/24; C08J5/04; D04H1/4242; D04H1/58; D21H13/50
Domestic Patent References:
WO2012086682A12012-06-28
WO2007097436A12007-08-30
Foreign References:
JP2018028151A2018-02-22
JP2017160559A2017-09-14
JP2017128705A2017-07-27
JP2017133131A2017-08-03
JP2014051023A2014-03-20
Attorney, Agent or Firm:
MASUDA, Tatsuya et al. (JP)
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