Magnetic recording medium having a coupling agent disposed betwe

Details Magnetic recording medium having a coupling agent disposed betwe Magnetic recording medium having a coupling agent disposed betwe

1989-11-20

1992-05-12

Psitos, Aristotelis

Dynamic magnetic information storage or retrieval

Record medium

Disk

428694, 428900, 360131, G11B 582, G11B 570

Patent

active

051133024

ABSTRACT:
A magnetic recording medium having a durability improving, carbon protective film formed on a surface of a magnetic recording layer, which is in turn disposed on a substrate, and a lubricant coated on a surface of the carbon film remote from the substrate; wherein a coupling agent layer is disposed between the carbon protective film and the lubricant, so that the force of adhesion of the lubricant to the carbon film is greatly improved, thus producing a magnetic recording medium having excellent lubricity and wear resistance.

REFERENCES:
patent: 4069360 (1978-01-01), Yanagisawa et al.
patent: 4444850 (1984-04-01), Matsufuji et al.
patent: 4529659 (1985-07-01), Hoshino et al.
patent: 4889767 (1989-12-01), Yokoyama et al.
patent: 4895763 (1990-01-01), Aoyama et al.
patent: 4910068 (1990-03-01), Takagi et al.
"Lubrication Layer Using Aminosilane Coupling Reagent for Rigid Disk Media", Hoshino et al., Nov. 1987.

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