Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1982-09-23

1984-10-30

Pianalto, Bernard D.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428328, 428457, 428694, 428900, H01F 1002

Patent

active

044800045

ABSTRACT:
A magnetic recording medium suitable for high-density recording which comprises a substrate and a magnetic layer thereon, the magnetic layer containing acicular magnetic metal particles having a particle size of not more than 0.3.mu. and a squareness ratio in the vertical direction of the layer being not less than 0.4.

REFERENCES:
patent: 4125474 (1978-11-01), Dezawa et al.
patent: 4237506 (1980-12-01), Manly
patent: 4302523 (1981-11-01), Audran et al.
patent: 4303699 (1981-12-01), Tamura
patent: 4315052 (1982-02-01), Takahashi et al.
patent: 4337288 (1982-06-01), Takenaka et al.

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