The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 24, 2015
Filed:
Jun. 30, 2012
Applicants:
Guan Wang, Worcester, MA (US);
Vimal K. Pujari, Northborough, MA (US);
Yves Boussant-roux, Avignon, FR;
Inventors:
Guan Wang, Worcester, MA (US);
Vimal K. Pujari, Northborough, MA (US);
Yves Boussant-Roux, Avignon, FR;
Assignee:
Saint-Gobain Ceramics & Plastics, Inc., Worcester, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 3/14 (2006.01); C04B 35/584 (2006.01); B24D 3/14 (2006.01); B24D 11/00 (2006.01);
U.S. Cl.
CPC ...
B24D 3/14 (2013.01); B24D 11/001 (2013.01); C09K 3/1418 (2013.01);
Abstract
An abrasive article includes a body having abrasive particles contained within a bond material. The abrasive particles can include a majority content of silicon nitride and a minority content of sintering material including at least two rare-earth oxide materials. In an embodiment, the rare-earth oxide materials can include NdOand YO. In a particular embodiment, the abrasive particles comprise a content (wt %) of NdOthat is greater than a content of YO(wt %).