Title:
RESIN POWDER GRANULE FOR 3D PRINTER BY POWDER BED MELT BONDING METHOD AND MANUFACTURING METHOD THEREOF, AND MANUFACTURING METHOD OF THREE-DIMENSIONAL MOLDED PRODUCT USING RESIN POWDER GRANULE
Document Type and Number:
Japanese Patent JP2021053887
Kind Code:
A
Abstract:
To provide a manufacturing method of a three-dimensional shape molded product using a powder bed melt bonding method with few void, which can be efficiently manufactured in a short time, and has an obtained powder or granular material with few fine powder and coarse powder.SOLUTION: In a manufacturing method of resin powder granule for a powder bed melt bonding method 3D printer, a foamed resin in which a foam having a foaming rate of 40 to 80 vol.% and an average cell diameter of 20 to 300 μm is present is freeze-milled at -40°C or lower.SELECTED DRAWING: None
Inventors:
WATANABE KEI
KAWAI AZUSA
KONDO HIROYUKI
MIYAMA HISASHI
NISHIDA MIKIYA
KAWAI AZUSA
KONDO HIROYUKI
MIYAMA HISASHI
NISHIDA MIKIYA
Application Number:
JP2019178303A
Publication Date:
April 08, 2021
Filing Date:
September 30, 2019
Export Citation:
Assignee:
TORAY INDUSTRIES
International Classes:
B29C64/314; B29B7/42; B29B7/48; B29B9/00; B29B9/06; B29C44/00; B29C44/22; B29C64/10; B29C64/153; B29C67/20; B33Y10/00; B33Y40/00; B33Y70/00; C08J9/36