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Title:
FILAMENT AND SHAPED-OBJECT MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/233884
Kind Code:
A1
Abstract:
Provided are a filament having excellent flexibility and having high tensile strength and bending rigidity, and a shaped-object manufacturing method enabling manufacturing of a shaped object having excellent strength characteristics using the filament. The filament is used as a shaping raw material for a three-dimensional printer, and has a fiber bundle containing continuous reinforced fibers impregnated with a matrix resin. The fiber bundle is provided with a first fiber bundle group and a second fiber bundle group. The first fiber bundle group has a twist angle smaller than that of the second fiber bundle group.

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Inventors:
TAKENAKA MAKOTO
ANDO TAKA
Application Number:
PCT/JP2023/016548
Publication Date:
December 07, 2023
Filing Date:
April 26, 2023
Export Citation:
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Assignee:
KOBE STEEL LTD (JP)
International Classes:
B29C64/314; B29C64/118; B33Y10/00; B33Y70/00
Domestic Patent References:
WO2020241615A12020-12-03
WO2022097590A12022-05-12
WO2015182675A12015-12-03
Foreign References:
US20170129170A12017-05-11
US20200061934A12020-02-27
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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