Title:
SILVER-PLATED MATERIAL AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2021/181901
Kind Code:
A1
Abstract:
Provided are: a silver-plated material having superior fretting wear properties than ever before; and a method for manufacturing the silver-plated material. The silver-plated material is manufactured by forming a base plating layer 12 made from nickel or a nickel alloy, a first silver plating layer (a lower-side silver plating layer) 14 made from silver, a zinc plating layer 16 made from zinc which serves as an intermediate plating layer, and a second silver plating layer (an upper-side silver plating layer) 18 made from silver which serves as a surface layer in this order on a base material 10 made from copper or a copper alloy by electroplating.
Inventors:
HIRAI YUTARO (JP)
ARAI KENTARO (JP)
SATO YOSUKE (JP)
ARAI KENTARO (JP)
SATO YOSUKE (JP)
Application Number:
PCT/JP2021/001990
Publication Date:
September 16, 2021
Filing Date:
January 21, 2021
Export Citation:
Assignee:
DOWA METALTECH CO LTD (JP)
International Classes:
C25D5/10; C25D3/46; C25D5/12; C25D7/00; H01R13/03
Foreign References:
| JPS581089A | 1983-01-06 | |||
| JPS58181888A | 1983-10-24 | |||
| JPS58221291A | 1983-12-22 | |||
| JP2011122234A | 2011-06-23 | |||
| JPH01122507A | 1989-05-15 | |||
| JPS61124597A | 1986-06-12 | |||
| JPS61177394A | 1986-08-09 | |||
| JP2019002056A | 2019-01-10 |
Other References:
See also references of EP 4083271A4
Attorney, Agent or Firm:
OKAWA Koichi (JP)
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