Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
COPPER OR COPPER ALLOY STRIP WITH SURFACE COATING LAYER
Document Type and Number:
WIPO Patent Application WO/2020/080411
Kind Code:
A1
Abstract:
A copper or copper alloy strip with a surface coating layer according to an embodiment of the present invention comprises a base material 4 of a copper or copper alloy strip and comprises, as a surface coating layer on the surface of the base material and in the indicated sequence, a base layer 1 including any one layer or two layers from among an Ni layer, Co layer, and Fe layer, and a Cu-Sn alloy layer 2, wherein the surface of the Cu-Sn alloy layer 2 has an arithmetic mean roughness Ra of 0.3 to 3.4 μm and a maximum height Rz of 2.2 to 14.4 μm.

Inventors:
UEDA YUTARO
TSURU MASAHIRO
SAKAMOTO HIROSHI
Application Number:
JP2019/040694
Publication Date:
April 23, 2020
Filing Date:
October 16, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KOBE STEEL LTD (JP)
International Classes:
C25D5/12; C25D5/50; C25D7/00; H01R13/03
Foreign References:
EP2369688A12011-09-28
JP2017082307A2017-05-18
JP2017048422A2017-03-09
Attorney, Agent or Firm:
YAMAO, Norihito (JP)
Download PDF: