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:
Nov. 08, 1983
Filed:
Jun. 29, 1982
Applicant:
Inventors:
Eckhart Kneller, Herbede, DE;
Roland Koenig, Ludwigshafen, DE;
Eberhard Koester, Frankenthal, DE;
Werner Grau, Bobenheim-Roxheim, DE;
Dieter Mayer, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428650 ; 428 64 ; 428336 ; 428652 ; 428694 ; 428900 ; 428928 ;
Abstract
A magnetic recording medium comprising a non-magnetic base which is dimensionally stable at up to 300.degree. C., and an 0.03-0.4 .mu.m thick magnetically hard recording layer of an Sm-Co alloy, vacuum-deposited thereon, which layer possesses uniaxial magnetic anisotropy in the plane of the layer, and a process for the manufacture of this recording medium.