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:
Aug. 20, 2013
Filed:
Jun. 19, 2009
Ryuji Sakaguchi, Chiba, JP;
Kazuya Niwa, Ichihara, JP;
Ryuji Sakaguchi, Chiba, JP;
Kazuya Niwa, Ichihara, JP;
Showa Denko K.K., Tokyo, JP;
Abstract
There are provided an abrasive tape capable of suppressing contamination of a magnetic disk due to shattered abrasive particles and smoothing the surface of the magnetic disk; a method for producing an abrasive tape; and a varnishing process. An abrasive tapeproduced according to the method for producing an abrasive tape of the invention is used in a process for varnishing a magnetic disk and produced according to a process for preparing a slurry by kneading and dispersing abrasive particlesand a binding agent; a process for forming a coating film by applying the slurry on a support; a process for forming an abrasive particle layerby hardening the coating film; and a process for forming a coating layeron the surface of the abrasive particle layer