Tape-shaped magnetic medium comprising hexagonal ferrite particl

Details Tape-shaped magnetic medium comprising hexagonal ferrite particl Tape-shaped magnetic medium comprising hexagonal ferrite particl

1995-02-14

1996-06-11

Resan, Stevan A.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428213, 428336, 4284744, 428480, 428694BM, 428694BH, 428900, G11B 500, G11B 562, H01F 111

Patent

active

055254047

ABSTRACT:
Tape-shaped magnetic medium has a magnetic layer composed of compound powders of hexagonal and spinel ferrites and is designed so that the magnetic layer and the nonmagnetic base film, that is either a PEN film or an aromatic polyamide film, have specified ratios of their thicknesses and their Young's module for the longitudinal directions as well as for the transverse directions.

REFERENCES:
patent: 4187341 (1980-02-01), Suzuki et al.
patent: 4316927 (1982-02-01), Kimura et al.
patent: 4561034 (1985-12-01), Akahane et al.
patent: 4636433 (1987-01-01), Kubo et al.
patent: 4833019 (1989-05-01), Suwarnasarn
patent: 5378547 (1995-01-01), Kubo et al.
patent: 5403646 (1995-04-01), Saito et al.

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