Abrasive grain with an abrasive coating

Details Abrasive grain with an abrasive coating Abrasive grain with an abrasive coating

2006-08-29

2006-08-29

Marcheschi, Michael A. (Department: 1755)

Abrasive tool making process, material, or composition

With inorganic material

C051S308000, C051S309000, C051S298000, C051S293000

Reexamination Certificate

active

07097679

ABSTRACT:
A flowable, granular abrasive material and method of manufacture thereof. The material is comprised of at least one abrasive grain selected from aluminum oxide, silicon carbide, cubic boron nitride and/or diamond and has a organic or inorganic coating comprised of a binder and an abrasive filling material in the amounts of 0.5 to 8% and 1 to 15% by weight, respectively. The filling material may include sulfides, phosphates, carbonates, halogenides, and/or sulfide-, carbonate- and/or halogenide-containing complex compounds. The binder may include a low-viscosity phenol resin, epoxy resin and/or polyurethane resin.

REFERENCES:
patent: 4918116 (1990-04-01), Gardziella et al.
patent: 5035723 (1991-07-01), Kalinowski et al.
patent: 5658360 (1997-08-01), Keil
patent: 5714259 (1998-02-01), Holmes et al.
patent: 5976204 (1999-11-01), Hammarstrom et al.
patent: 6277160 (2001-08-01), Stubbs et al.
patent: 6811582 (2004-11-01), Wurzer et al.
patent: 2002/0184829 (2002-12-01), Lemberger et al.

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