Magnetic recording medium having a lubricant comprising a phosph

Details Magnetic recording medium having a lubricant comprising a phosph Magnetic recording medium having a lubricant comprising a phosph

1995-03-10

1996-09-17

Resan, Stevan A.

Stock material or miscellaneous articles

Composite

Of fluorinated addition polymer from unsaturated monomers

428422, 428457, 428694TF, 428694TP, 428900, G11B 572

Patent

active

055567070

ABSTRACT:
A metal thin film type magnetic recording medium which is excellent in running properties, durability and shelf stability. The magnetic recording medium has a ferromagnetic metal thin film formed over a non-magnetic base, and further has on the ferromagnetic metal thin film a lubricant layer containing a phosphoric monoester compound represented by the following formula (1), and an alkylene oxide group-containing fluorinated carboxylic acid ester compound represented by the following formula (2) or (3):

REFERENCES:
patent: 4536444 (1985-08-01), Sumiya et al.
patent: 4537832 (1985-08-01), Kohmoto et al.
patent: 4735848 (1988-04-01), Kondo et al.
patent: 4847156 (1989-07-01), Nishikawa et al.
patent: 5268227 (1993-12-01), Nishikawa et al.

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