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:
Jul. 12, 2016
Filed:
Aug. 23, 2013
Applicant:
Diamond Innovations, Inc., Worthington, OH (US);
Inventor:
Shuang Ji, Lewis Center, OH (US);
Assignee:
Diamond Innovations, Inc., Worthington, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 13/00 (2006.01); C09G 1/02 (2006.01); C09K 3/14 (2006.01);
U.S. Cl.
CPC ...
C09G 1/02 (2013.01); C09K 3/1463 (2013.01); C09K 3/1472 (2013.01);
Abstract
A lapping slurry and method of making the lapping slurry are provided. The lapping slurry comprises abrasive grains dispersed in a carrier. The carrier comprises water, ethylene glycol and between about 0.5 wt % to about 60 wt % surfactant. Abrasive particles are positively charged when dispersed in ethylene glycol having a pH in a range of from 5 to 9, as evidenced by zeta potentials.