IP Library Granted Patent US 11,845,847
Granted Patent B2
US 11,845,847 · App. 16/954,772 · Granted Dec 19, 2023

Shaping powder

Inventors: Hiroyuki Sendan (Osaka, JP); Tadahiro Yabu (Osaka, JP); Yukihiro Fukagawa (Osaka, JP); Kenta Murayama (Osaka, JP); Tomohiro Shiromaru (Osaka, JP); Toshio Miyatani (Osaka, JP); Masahiro Kondou (Osaka, JP); Hiroyuki Hamada (Osaka, JP)
Assignee: DAIKIN INDUSTRIES, LTD.
C08K3/36B33Y70/10
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Quick Facts
Patent No.
US 11,845,847
App. No.
16/954,772
Granted
Dec 19, 2023
Kind
B2
Abstract

A shaping material for a powder bed fusion method, containing a powder of a fluororesin.

Claims (8)

1. A shaping material for a powder bed fusion method, comprising a powder of a fluororesin,

wherein the powder of the fluororesin has a particle diameter of 10 μm or more and 300 μm or less in terms of D50, a particle diameter of 3 μm or more and 100 μm or less in terms of D10, and a particle diameter of 30 μm or more and 800 μm or less in terms of D90,

the powder of the fluororesin has a sphericity of 0.60 or more, and

the powder of the fluororesin has a static bulk density of 0.3 g/ml or more and 1.5 g/ml or less.

2. The shaping material according to claim 1 , wherein the powder of the fluororesin has a Hausner ratio of 1.10 or more and 1.30 or less.

3. The shaping material according to claim 1 , wherein the powder of the fluororesin has a sphericity of 0.70 or more and 0.95 or less.

4. The shaping material according to claim 1 , wherein the fluororesin is a tetrafluoroethylene-perfluoroalkoxyethylene copolymer, a tetrafluoroethylene-hexafluoropropylene copolymer, or an ethylene-tetrafluoroethylene copolymer.

5. The shaping material according to claim 1 , further comprising a silica particle.

Assignments (2)
CHANGE OF ADDRESS Recorded Jan 11, 2023
From: DAIKIN INDUSTRIES LTD.
To: DAIKIN INDUSTRIES LTD.
Reel/Frame 062355/0740 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 17, 2020
From: SENDAN, HIROYUKI; YABU, TADAHIRO; FUKAGAWA, YUKIHIRO; MURAYAMA, KENTA; SHIROMARU, TOMOHIRO; MIYATANI, TOSHIO; KONDOU, MASAHIRO; HAMADA, HIROYUKI
To: DAIKIN INDUSTRIES, LTD.
Reel/Frame 052970/0356 →
Priority Claims (1)
JP 2018-008631 · Jan 23, 2018 · national
Continuity (1)
Related Publication 20210087354A1 · Mar 25, 2021