US 11,667,991 B2
Lamination shaping copper powder and laminated and shaped product
Yuji Sugitani, Kyoto (JP); Yoshito Nishizawa, Shiga (JP); Takeshi Maruyama, Shiga (JP); and Hiroaki Okubo, Shiga (JP)
Assigned to FUKUDA METAL FOIL & POWDER CO., LTD., Kyoto (JP); and TECHNOLOGY RESEARCH ASSOCIATION FOR FUTURE ADDITIVE MANUFACTURING, Tokyo (JP)
Appl. No. 16/625,516
Filed by FUKUDA METAL FOIL & POWDER CO., LTD., Kyoto (JP); and TECHNOLOGY RESEARCH ASSOCIATION FOR FUTURE ADDITIVE MANUFACTURING, Tokyo (JP)
PCT Filed Jun. 21, 2017, PCT No. PCT/JP2017/022931
§ 371(c)(1), (2) Date Dec. 20, 2019,
PCT Pub. No. WO2018/235213, PCT Pub. Date Dec. 27, 2018.
Prior Publication US 2020/0180024 A1, Jun. 11, 2020
Int. Cl. C22C 1/04 (2023.01); B33Y 70/00 (2020.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B29C 64/153 (2017.01); B22F 1/00 (2022.01); B22F 3/16 (2006.01); B22F 10/10 (2021.01); B22F 10/28 (2021.01); B22F 12/41 (2021.01); B22F 1/052 (2022.01)
CPC B33Y 70/00 (2014.12) [B33Y 10/00 (2014.12); C22C 1/0425 (2013.01); B22F 1/00 (2013.01); B22F 1/052 (2022.01); B22F 3/16 (2013.01); B22F 10/10 (2021.01); B22F 10/28 (2021.01); B22F 12/41 (2021.01); B22F 2999/00 (2013.01); B29C 64/153 (2017.08); B33Y 30/00 (2014.12)] 7 Claims
OG exemplary drawing
 
1. A copper powder for lamination shaping in which a phosphorus element is mixed with pure copper to form a mixture,
wherein an amount of the phosphorus element is equal to or more than 0.01 wt % and is equal to or less than 0.30 wt %, and
wherein no element other than the phosphorus element is added to the pure copper.