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. 10, 1984
Filed:
Jul. 13, 1983
Applicant:
Inventors:
Assignee:
TDK Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 40 ; 427 41 ; 427128 ; 427129 ; 427130 ; 427132 ;
Abstract
A process for producing a magnetic recording medium, which comprises dispersing a ferromagnetic powder in a binder to form a magnetic coating composition and applying the magnetic coating composition onto a film base support to form a magnetic layer thereon, wherein corona discharge treatment is applied after the application and drying the magnetic coating composition on the film base support.