Magnetic recording medium

US5462810A · kind A · utility

Assignee

• BASF Magnetics GmbH · DE

Inventors

• Harald Keller · Ludwigshafen, DE
• Ulrich Jaeger · Speyer, DE
• Helmut Steininger · Neu-Anspach, DE
• Helmut Kopke · Bad Dürkheim, DE
• Klaus D. Schomann · Stockach, DE
• Hans-Peter Schildberg · Mannheim, DE

Key dates

• Filing date: Jan 11, 1994
• Grant date: Oct 31, 1995
• Expiry date: Jan 11, 2014

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31544
• WIPO field: Audio-visual technology
• WIPO sector: Electrical engineering

Abstract

A magnetic recording medium comprises a nonmagnetic substrate and at least one ferromagnetic metal layer applied thereon and a protective layer formed on this metal layer and consisting of a compound which consists of an unfluorinated or partially fluorinated alkyl radical and a disulfide, hydroxyl or keto group.