Title:
POWDER MATERIAL FOR THREE-DIMENSIONAL SHAPING, METHOD FOR MANUFACTURING THREE-DIMENSIONAL SHAPED ARTICLE, AND THREE-DIMENSIONAL SHAPED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2024/075711
Kind Code:
A1
Abstract:
Provided is a powder material for three-dimensional shaping, the powder material containing: a first resin powder that contains a homopolypropylene and nanofibers; and a second resin powder that contains a block polypropylene. Examples of the nanofibers include cellulose nanofibers (CNFs). The block polypropylene contains, for example, a propylene-olefin copolymer (propylene is removed from olefin). The abovementioned powder material is suitable for manufacturing, by means of a 3D printer, a polypropylene molded body having an excellent balance of impact resistance and bending properties.
Inventors:
OKUDAIRA YUZO (JP)
SANO HIRONARI (JP)
YANO HIROYUKI (JP)
SANO HIRONARI (JP)
YANO HIROYUKI (JP)
Application Number:
PCT/JP2023/035981
Publication Date:
April 11, 2024
Filing Date:
October 02, 2023
Export Citation:
Assignee:
UNIV KYOTO (JP)
International Classes:
C08L1/00; B29C64/153; B29C64/336; B29C64/343; B33Y10/00; B33Y40/10; B33Y70/00; B33Y80/00; C08L23/10; C08L53/00
Attorney, Agent or Firm:
KAMADA Koichi (JP)
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