Diamond sintered body and a process for the production of the sa

Details Diamond sintered body and a process for the production of the sa Diamond sintered body and a process for the production of the sa

1995-09-15

1999-06-15

Jones, Deborah

Abrasive tool making process, material, or composition

With inorganic material

51308, 51309, 75238, 75344, B24D 302

Patent

active

059122170

ABSTRACT:
An improved diamond sintered body having an excellent breakage resistance, corrosion resistance, heat resistance and wear resistance and capable of being sintered at a relatively low pressure and low temperature can be provided. The feature thereof consists in a diamond sintered body comprising 50 to 99.9 volume % of diamond and the balance of a binder phase consisting of a single or mixed phase of a compound (C) or composite (C') of at least one element (A) selected from the group consisting of rare earth elements, Group 3B, 4A, 4B and 6B elements of Periodic Table, iron group, Mn, V, alkali metals and alkaline earth metals with a phosphorus compound (B), or of the above described compound (C) or composite (C') with an oxide of (A).

REFERENCES:
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Database WPI, Section Ch, Week 8134, Derwent Publications Ltd., London, GB; Class E31, AN 81-61509D XP002019384& JP-A-56 084 372 (T. Kuratomi), Jul. 9, 1981 (abstract) & Chemical Abstracts, vol. 96, No. 2, Jan. 11, 1982, Columbus, Ohio, US (abstract No. 10782), T. Kuratomi: "Diamond sintered body" (abstract).
Patent Abstracts of Japan, vol. 9, No. 206 (M-406), Aug. 23, 1985 & JP-A-60 067078 (Fujikoshi K.K.), Apr. 17, 1985 (abstract) & Database WPI, section Ch, Week 8522, Derwent Publications Ltd., London, GB; Class L02, AN 85-130848 & JP-A-60 067 078 (Nachi Fujikoshi Corp.), Apr. 17, 1985 (abstract).
Database WPI, Section Ch, Week 9146, Derwent Publications Ltd., London, GB; Class A04, AN 91-337667 XP002019385 & SU-A-1 613 458 (P.V. Stribuk), Dec. 15, 1990 (abstract) & Chemical Abstracts, vol. 115, No. 2, Jul. 15, 1991, Columbus, Ohio, US; (abstract No. 10229), P.V. Stribuj et al.: "compositions for abrasive tools" (abstract).
Database WPI, Section Ch, Week 8127, Derwent Publications Ltd., London, GB; Class L02, AN 81-48594d XP002019386& JP-A-56 055 536 (Mitsui Mining & Smelting) (abstract) May 16, 1981.

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