Title:
COMPOSITE SINTERED BODY
Document Type and Number:
Japanese Patent JP2019019052
Kind Code:
A
Abstract:
To provide a composite sintered body containing diamond having high performance in abrasion resistance, in local abrasion resistance and in chipping resistance.SOLUTION: In a composite sintered body, which is a composite sintered body containing a first phase and a second phase, the first phase is a diamond phase, and the second phase is a phase formed of one or more kinds of elements or compounds for imparting strain to the first phase, or of both of them, and the content of the second phase is 1,000 ppm or less.SELECTED DRAWING: None
Inventors:
SATO TAKESHI
SUMIYA HITOSHI
SUMIYA HITOSHI
Application Number:
JP2018156341A
Publication Date:
February 07, 2019
Filing Date:
August 23, 2018
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
C04B35/528; B21C3/02; B23B27/14; B23B27/20; C22C1/05; C22C26/00
Domestic Patent References:
| JP2011190124A | 2011-09-29 | |||
| JPH06155112A | 1994-06-03 | |||
| JP2001515927A | 2001-09-25 | |||
| JP2012066980A | 2012-04-05 | |||
| JP2012066979A | 2012-04-05 | |||
| JP2012140256A | 2012-07-26 | |||
| JPH03500765A | 1991-02-21 |
Other References:
石川敏功, 新・炭素工業, vol. 改訂版, JPN6015020508, 1 July 1976 (1976-07-01), pages 39 - 165, ISSN: 0004206827
Attorney, Agent or Firm:
Fukami patent office