Magnetic recording medium having a thin film magnetic layer and a sulfonamide lubricant
US5591503A · kind A · utility
5Cited by
18References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 1995 |
| Grant date | Jan 7, 1997 |
| Priority date | — |
| Expiry date | May 10, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium, comprising a substrate, a magnetic recording lamina and at least one sulfonamide wherein the at least one sulfonamide is present in an amount sufficient to provide desirable tribological properties. A process for lubricating magnetic recording media comprising applying at least one sulfonamide to a surface of the magnetic recording media or incorporating at least one sulfonamide into the lamina of the magnetic recording media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.