Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1982-11-23

1985-12-24

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record medium

Tape

428900, G11B 578

Patent

active

045610347

ABSTRACT:
A magnetic recording medium such as a magnetic tape, which comprises a base film, a magnetic layer having an elastic modulus at 1% elongation of not less than 1,200 kg/mm.sup.2 totally in both longitudinal and width directions which is higher than that of the base film, said magnetic layer being formed on one surface of the base film, and a backcoat layer having an elastic modulus at 1% elongation of not less than 1,200 kg/mm.sup.2 totally in both longitudinal and width directions which is higher than that of the base film, said backcoat layer being formed on another surface of the base film, said magnetic recording medium having a total thickness of not more than 17.mu., said magnetic recording medium having excellent mechanical strength and being used without buckle and injury during usage even in a thin thickness.

REFERENCES:
patent: 4112187 (1978-09-01), Asakura et al.
patent: 4187341 (1980-02-01), Suzuki et al.
patent: 4316927 (1982-02-01), Kimura et al.
patent: 4318957 (1982-03-01), Videc

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