Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1986-10-09
1988-12-27
Robinson, Ellis P.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
252 6254, 427 44, 427128, 428403, 428407, 428408, 428329, 428694, 428900, G11B 570
Patent
active
047940425
ABSTRACT:
A magnetic recording medium wherein a magnetic layer containing a particulate magnetic material and a binder is formed on a substrate exhibits improved performance as magnetic recording tape, disk, and sheet when the particulate magnetic material comprises particles having iron carbide at least on the surface thereof and optional oxide particles, and the particulate magnetic material contains 5 to 90% by weight of iron carbide in the form of Fe.sub.n C.
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patent: 4218507 (1980-08-01), Deffeyes
patent: 4347165 (1982-08-01), Matheson
patent: 4554217 (1985-11-01), Grimm
patent: 4632866 (1986-12-01), Kubota
JP-Patents-Abstracts of Japan: P-439, Mar. 25, 1926, vol. 10, No. 74, REF 60-212821.
Aoyama Tsutomu
Koga Keiji
Kubota Yuichi
Tamazaki Kazunori
Watanabe Akio
Robinson Ellis P.
TDK Corporation
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