Title:
COMPOSITE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2020/203185
Kind Code:
A1
Abstract:
A composite material contains a metal phase and a non-metal phase. The composite material further contains a specific element. At least one element selected from the group consisting of Ag and Cu makes up 90% by mass or more of the metal phase. The non-metal phase includes a coated core material. The coated core material comprises a core material and a carbide layer that coats at least a portion of the surface of the core material. The core material comprises at least one carbon-containing material selected from the group consisting of diamond, graphite, a carbon fiber and silicon carbide. The carbide layer comprises a carbide of at least one metal element selected from the group consisting of Ti, Cr, Ta and V. The specific element comprises at least one element selected from the group consisting of Y, Mg, Si, B and Zr. The total content of the specific element(s) is 0.0004 to 1.3% by mass inclusive.
Inventors:
IWAYAMA ISAO (JP)
MATSUGI RYOTA (JP)
NISHIMIZU TAKAHIRO (JP)
MATSUGI RYOTA (JP)
NISHIMIZU TAKAHIRO (JP)
Application Number:
PCT/JP2020/011138
Publication Date:
October 08, 2020
Filing Date:
March 13, 2020
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
ALMT CORP (JP)
ALMT CORP (JP)
International Classes:
C22C26/00; C22C1/05; C22C1/10; C22C29/06; C22C47/08
Domestic Patent References:
| WO2014038459A1 | 2014-03-13 | |||
| WO2019163721A1 | 2019-08-29 |
Foreign References:
| CN101649400A | 2010-02-17 | |||
| JP2006077327A | 2006-03-23 | |||
| JP2017095766A | 2017-06-01 | |||
| US20100319900A1 | 2010-12-23 | |||
| JP2019065969A | 2019-04-25 |
Other References:
See also references of EP 3950991A4
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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