Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1988-03-30

1990-09-11

Thibodeau, Paul J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

427132, 428694, 428900, G11B 2300

Patent

active

049562290

ABSTRACT:
A durable, rust- and scratch-resistant magnetic recording medium coated thereon a thin ferromagnetic film comprising an iron oxide nitride, wherein said film is an aggregation of pillar particles of said iron oxide nitride, said particles having a higher nitrogen content on their surface than inside the particles.

REFERENCES:
patent: 4452857 (1984-06-01), Yamazaki et al.
patent: 4567116 (1986-01-01), Sawada et al.
patent: 4661418 (1987-04-01), Yanai et al.
patent: 4673610 (1987-06-01), Shirahata et al.
patent: 4791021 (1988-12-01), Honda et al.
patent: 4801500 (1989-01-01), Yasunaga et al.

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