Magnetic compositions and magnetic memory devices prepared there

Details Magnetic compositions and magnetic memory devices prepared there Magnetic compositions and magnetic memory devices prepared there

1983-05-12

1985-03-26

Demers, Arthur P.

Compositions

Magnetic

With wax, bitumen, resin, or gum

360134, 365171, C04B 3504, C07F 902

Patent

active

045072175

ABSTRACT:
Liquid magnetic compositions suitable for use in coating a substrate, such as a tape or a disc, for the preparation of magnetic memory devices, which liquid composition comprises finely-divided magnetic particles, optionally a binder for the magnetic particles, a dispersing agent for the magnetic particles and a volatile liquid solvent, the dispersing agent comprising a synthetic phosphatidyl ethanolamine polymer.

REFERENCES:
patent: 4018967 (1977-04-01), Roller et al.
patent: 4018968 (1977-04-01), Neumann et al.
patent: 4097617 (1978-06-01), Datta
patent: 4197357 (1980-04-01), Huisman
patent: 4369230 (1963-01-01), Kimura et al.
patent: 4404260 (1983-09-01), Shibata
patent: 4426330 (1984-01-01), Sears
patent: 4464279 (1984-08-01), Arai
patent: 4465608 (1984-08-01), Gerum et al.

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