Title:
ELECTRIC CONTACT MATERIAL POWDER, AND METHOD OF PRODUCING ELECTRIC CONTACT MATERIAL POWDER
Document Type and Number:
Japanese Patent JP2020200504
Kind Code:
A
Abstract:
To provide an electric contact material powder allowing for producing an electric contact material in which Ni and Cu are uniformly distributed in an Ag matrix, and a method of producing the same.SOLUTION: An Ag-Ni-Cu-metal oxide composite particle 7 (electric contact material powder 10) contains an Ag-Ni-Cu composite particle 6. The Ag-Ni-Cu composite particle 6 has a sole Ag single particle 1, a plurality of Ni single particles 2 arranged around the Ag single particle 1, and a plurality of Cu single particles 3 arranged around the Ag single particle 1.SELECTED DRAWING: Figure 1
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Inventors:
KAWASHIMA YUKI
UEDA TAKAHIRO
KAMOTO TAKANORI
UEDA TAKAHIRO
KAMOTO TAKANORI
Application Number:
JP2019108000A
Publication Date:
December 17, 2020
Filing Date:
June 10, 2019
Export Citation:
Assignee:
NIHON DENSAN KK
International Classes:
B22F1/00; B22F1/02; C22C1/05; C22C5/06; C22C9/00; H01H1/023; H01H11/04
Domestic Patent References:
| JPS56127702A | 1981-10-06 | |||
| JPS58135505A | 1983-08-12 | |||
| JP2004111254A | 2004-04-08 | |||
| JP2015196902A | 2015-11-09 | |||
| JP2005146412A | 2005-06-09 |
Attorney, Agent or Firm:
Kentaro Ono
Matsuyama practice
Ueda Masako
Matsuyama practice
Ueda Masako