Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
October 6, 2015
0Patent Application Number
143046840
Date Filed
June 13, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A lapping platen having a working surface and an abrasive coating on the working surface. The abrasive coating comprises a plurality of individual abrasive composites adhered to the working surface with an epoxy, the abrasive composites comprising diamond particles and a ceramic matrix. The diamond particles have an average particle size of 0.1 micrometers to 3 micrometers with no particle larger than 6 micrometers. The abrasive composites have an average particle size of 15 micrometers to 100 micrometers with no particle larger than 150 micrometers.
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