Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1986-08-20

1988-11-01

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

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

428694, 428900, G11B 570

Patent

active

047819642

ABSTRACT:
A magnetic recording medium such as an audio-tape or a video-tape comprising a flexible support and a magnetic recording layer provided on a surface of said support, which is characterized in that the ratio of Young's modulus of said magnetic recording layer in the longitudinal direction (Em) to Young's modulus of said support in the longitudinal direction (Eb), namely Em/Eb, is in the range of 1.20-3.20.

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patent: 4316927 (1982-02-01), Kimura et al.
patent: 4481231 (1984-11-01), Hashimoto et al.
patent: 4497865 (1985-02-01), Minami et al.
patent: 4546044 (1985-10-01), Asano et al.
patent: 4619855 (1986-10-01), Okita et al.
patent: 4619869 (1986-10-01), Kiriyama et al.
patent: 4687710 (1987-08-01), Ogawa et al.

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