Title:
COMPOSITE COPPER MEMBER
Document Type and Number:
WIPO Patent Application WO/2021/220524
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a novel composite copper member. More specifically, a composite copper member which comprises a copper member and a layer formed on at least a part of the surface of the copper member and containing a copper oxide is provided, in which the Rz value of at least a part of the surface of the copper member is 0.20 to 0.70 μm, inclusive.
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| JPS54155942 | COPPER COLORING METHOD BY SULFURIZATION |
Inventors:
SATO MAKIKO (JP)
TERAKI SHIN (JP)
TERAKI SHIN (JP)
Application Number:
PCT/JP2020/027739
Publication Date:
November 04, 2021
Filing Date:
July 16, 2020
Export Citation:
Assignee:
NAMICS CORP (JP)
International Classes:
C23C22/63; C25D5/34; C25D7/06; H05K1/09
Foreign References:
| JP2017048467A | 2017-03-09 | |||
| JP2018016886A | 2018-02-01 | |||
| JP2013534054A | 2013-08-29 | |||
| JP2019218602A | 2019-12-26 |
Attorney, Agent or Firm:
ISSHIKI & CO. (JP)
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