C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
261/1
C09K 3/00 (2006.01)
Patent
CA 1092168
BORON NITRIDE-BASE SUPERHARD MATERIALS AND PROCESS FOR THE PRODUCTION OF SAME ABSTRACT OF THE DISCLOSURE The proposed superhard material is a solid solution of an element from the 3rd Group of the Periodic Table, which serves as an alloying agent, in boron nitride of a close-packed modification. The material of the invention is produced by exposing to a high temperature and pressure a feedstock mixture which comprises a source of boron and a source of nitrogen in a stoichiometric ratio, as well as an additive constituted by an element from the 3rd Group of the Periodic Table or borides thereof.
266758
Leusenko Anatoly A.
Sirota Nikolai N.
Strukov Nikolai A.
Zhuk Mikhail M.
Institut Fiziki Tverdogo Tela I. Poluprovodnikov Akademii Nauk B
Swabey Ogilvy Renault
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