Title:
CARBON-FIBER CHOPPED STRAND AND MANUFACTURING METHOD OF THE SAME
Document Type and Number:
WIPO Patent Application WO/2011/111559
Kind Code:
A1
Abstract:
Disclosed is a carbon-fiber chopped strand, and a manufacturing method of the same. The carbon-fiber chopped strand is composed of single threads composed of 30,000 - 120,000 carbon fibers, and a sizing agent content 1 - 10% by weight that bundles the single threads; the ratio of maximum diameter (Dmax) in the cross section and minimum diameter (Dmin) is 1.0 - 1.8, a length along a fiber direction is 3 - 10 mm, and an angle of repose of 10 - 30°.
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Inventors:
TSUNEKAWA HIROSHI (JP)
SAEKI TAKAO (JP)
YOSHIDA AKIO (JP)
SAEKI TAKAO (JP)
YOSHIDA AKIO (JP)
Application Number:
PCT/JP2011/054505
Publication Date:
September 15, 2011
Filing Date:
February 28, 2011
Export Citation:
Assignee:
TOHO TENAX CO LTD (JP)
TSUNEKAWA HIROSHI (JP)
SAEKI TAKAO (JP)
YOSHIDA AKIO (JP)
TSUNEKAWA HIROSHI (JP)
SAEKI TAKAO (JP)
YOSHIDA AKIO (JP)
International Classes:
D06M15/59; B29B15/10; C08K9/08; C08L101/00; D01F9/12; D02G3/02; B29C48/04; D06M101/40
Foreign References:
| JP4365502B2 | 2009-11-18 | |||
| JP2004084133A | 2004-03-18 | |||
| JP2010030176A | 2010-02-12 | |||
| JP2004197230A | 2004-07-15 | |||
| JP2003165849A | 2003-06-10 | |||
| JP2004149725A | 2004-05-27 |
Other References:
See also references of EP 2546409A4
Attorney, Agent or Firm:
TAKAHATA, YASUYO (JP)
Yasuyo Takahata (JP)
Yasuyo Takahata (JP)
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Claims: