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:
Oct. 29, 1985
Filed:
Oct. 27, 1983
Applicant:
Inventors:
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428328 ; 428329 ; 428403 ; 428413 ; 4284231 ; 4284259 ; 428532 ; 428694 ; 428695 ; 428900 ; 252 6254 ;
Abstract
A magnetic recording medium comprising a non-magnetic substrate, a magnetic layer comprising ferromagnetic particles, a binder group, and a titanate coupling agent, said binder group comprising at least one polyurethane resin and at least one of a nitrocellulose resin and an epoxy resin, said titanate coupling agent having 6 ligands wherein each ligand is free of ethylenically unsaturated double bonds.