Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1985-12-23

1990-01-09

Thibodeau, Paul J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

427 44, 428694, 428900, G11B 564

Patent

active

048927899

ABSTRACT:
In a magnetic recording medium comprising a substrate, a ferromagnetic metal thin film formed on the substrate, and a topcoat formed on the thin film, the topcoat comprises a plasma-polymerized film containing carbon and hydrogen with the atomic ratio of carbon to hydrogen being from 1 to 6, and an organic material film deposited on the plasma-polymerized film by evaporation.

REFERENCES:
patent: 4419404 (1983-12-01), Arai et al.
patent: 4429024 (1984-01-01), Meno
patent: 4521482 (1985-06-01), Arai
patent: 4565734 (1986-01-01), Arai
patent: 4582746 (1986-04-01), Shirahata
patent: 4599266 (1986-07-01), Nakayama
patent: 4601950 (1986-07-01), Iida
patent: 4636435 (1987-01-01), Yanagihara
Patents Abstracts of Japan, P-332, Feb. 5, 1985, vol. 9, No. 26, 59-171028.
Patents Abstracts of Japan, P-326, Jan. 11, 1985, vol. 9, No. 6, 59-154641.

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