Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1990-07-31

1991-11-19

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428336, 428694, 428900, G11B 2300

Patent

active

050665340

ABSTRACT:
A magnetic recording medium having excellent properties is disclosed. The recording medium comprises a non-magnetic support and provided thereon at least two magnetic layers, wherein the lower magnetic layer of the at least two layers has a Young's modulus which is larger than that of the upper magnetic layer and is not less than 800 kg/mm.sup.2.

REFERENCES:
patent: 4246316 (1981-01-01), Aonuma et al.
patent: 4259392 (1981-03-01), Suzuki
patent: 4410190 (1983-10-01), Kawahara et al.
patent: 4624883 (1986-11-01), Yamaguchi et al.
patent: 4624894 (1986-11-01), Kishimoto et al.
patent: 4857388 (1989-08-01), Ogawa et al.

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