Title:
UNIDIRECTIONAL COMPOSITE, SPAR CAP, AND WINDMILL BLADE
Document Type and Number:
WIPO Patent Application WO/2023/188835
Kind Code:
A1
Abstract:
The present invention provides a high-elastic-modulus pultruded article that is highly resistant to cracking along the fiber axis of carbon fibers. The present invention is a unidirectional composite containing carbon fibers and a matrix resin, the unidirectional composite being such that the fluctuation width of the fiber axis when a single fiber of the carbon fibers is observed from the side at a linear distance of 1 mm is 1.5 μm or greater.
Inventors:
NOGUCHI TOMOHISA (JP)
OKUDA HARUKI (JP)
MIZUTA HISAFUMI (JP)
OKUDA HARUKI (JP)
MIZUTA HISAFUMI (JP)
Application Number:
PCT/JP2023/003947
Publication Date:
October 05, 2023
Filing Date:
February 07, 2023
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
F03D1/06; B29C70/20; B29C70/52; D01F9/22
Domestic Patent References:
| WO2019203088A1 | 2019-10-24 |
Foreign References:
| JP2021031617A | 2021-03-01 | |||
| JP2014141761A | 2014-08-07 |
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