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. 16, 1982
Filed:
Feb. 25, 1981
Applicant:
Inventors:
Dietrich J Bahr, Herrenberg, DE;
Marian Briska, Boblingen, DE;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ; C10M / ; C10M / ;
U.S. Cl.
CPC ...
427 141 ; 252 35 ; 252 39 ; 252 41 ; 346-11 ; 3461351 ; 346150 ; 427156 ;
Abstract
The invention concerns a process for reducing, or completely eliminating, traces of abrasion or scratches on the surface of a record carrier covered with a thin metallic layer, preferably consisting of aluminum. The process is characterized in that the surface of the record carrier is covered with a 2 to 1000 nm thick layer of a metallic soap, preferably a saturated metallic soap, an unsaturated metallic soap or a mixture thereof.