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Patent Searching and Data


Title:
POLYCRYSTALLINE CUBIC BORON NITRIDE ABRASIVE GRAIN
Document Type and Number:
Japanese Patent JPH06240236
Kind Code:
A
Abstract:

PURPOSE: To provide polycrystalline cubic boron nitride abrasive grain which hardly undergoes breakage due to oxidation even when used at a high temp.

CONSTITUTION: The abrasive grain comprises a polycrystalline cubic boron nitride which has a molar ratio of boron to nitrogen of 0.95 or higher and lower than 1.00.


Inventors:
NIKAIDO TOMOKI
MABUCHI TAKESHI
SUZUKI MASAHARU
Application Number:
JP2527393A
Publication Date:
August 30, 1994
Filing Date:
February 15, 1993
Export Citation:
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Assignee:
DENKI KAGAKU KOGYO KK
International Classes:
C01B21/064; C04B35/58; C04B35/626; C09K3/14; (IPC1-7): C09K3/14; C01B21/064; C04B35/58