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1. (CA2080598) METHOD OF COATING ALUMINA PARTICLES WITH REFRACTORY MATERIAL, ABRASIVE PARTICLES MADE BY THE METHOD AND ABRASIVE PRODUCTS CONTAINING THE SAME

Office : Canada
Application Number: 2080598 Application Date: 26.03.1991
Publication Number: 2080598 Publication Date: 03.11.1991
Publication Kind : A1
Prior PCT appl.: Application Number:US1991002035 ; Publication Number: Click to see the data
IPC:
C09K 3/14
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
3
Materials not provided for elsewhere
14
Anti-slip materials; Abrasives
CPC:
C09K 3/1445
C09K 3/1436
Applicants:
Inventors: MARTIN, LAWRENCE L.
STORER, JONATHAN G.
CARPENTER, MICHAEL W.
Priority Data: 517,931 02.05.1990 US
Title: (EN) METHOD OF COATING ALUMINA PARTICLES WITH REFRACTORY MATERIAL, ABRASIVE PARTICLES MADE BY THE METHOD AND ABRASIVE PRODUCTS CONTAINING THE SAME
(FR) PROCEDE D'ENDUCTION DE PARTICULES D'ALUMINE A L'AIDE DE MATIERE REFRACTAIRE, PARTICULES ABRASIVES AINSI OBTENUES ET ARTICLES ABRASIFS CONTENANT CES PARTICULES
Abstract:
(EN) 2080598 9117225 PCTABS00008 Abrasive particles comprising a core of alumina-based mineral coated by cathodic arc deposition with a metal boride, carbide, or nitride refractory material are provided. The core can be fused alumina or an alumina-based ceramic. Improved abrasive products having at least a portion of their conventional abrasive particles replaced with the coated abrasive particles are also provided.


Also published as:
NO19924189EP0527143RU02092514JPH05506678KR1019930700621AU1991075533
WO/1991/017225