Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1999-04-16

2000-09-19

Resan, Stevan A.

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

428328, 428336, 428694BN, 428694BR, 428900, G11B 5708

Patent

active

061208779

ABSTRACT:
A disclosed magnetic recording medium is provided with a single magnetic layer coated on one surface of a non-magnetic substrate. The magnetic layer has a thickness of not less than 2 .mu.m, protrusions on a plane of a height of 10 nm from a center plane in measurement of surface roughness of the magnetic layer with a density of 5000 to 9000 protrusions/mm.sup.2 and protrusions on a plane of a height of 30 nm from the center plane with a density of 500 to 2000 protrusions/mm.sup.2.

REFERENCES:
patent: 5718964 (1998-02-01), Naoe et al.
patent: 6007896 (1999-12-01), Bitushan
patent: 6017605 (2000-01-01), Yamazaki

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