Magnetic record member

Details Magnetic record member Magnetic record member

1979-06-12

1981-12-22

Silverman, Stanley S.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

360135, 360136, 427131, 427132, 428 64, 428 65, 428447, 428469, 428632, 428633, 428621, 428900, 428928, 428688, 428694, 428693, G11B 576, G11B 582

Patent

active

043071562

ABSTRACT:
An improved magnetic record member having a nonmagnetic disk base with a mirrored surface, a magnetic-metal thin-film medium formed on the disk base; an intermediate layer composed of an oxide of a magnetic metal, a chromium oxide, or a phosphate formed on the film medium; and a layer of polysilicate or a metal alcoxide hydrolysis polymer formed on the intermediate layer.

REFERENCES:
patent: 4069360 (1978-01-01), Yanagisawa et al.
patent: 4079169 (1978-03-01), Wogh et al.
patent: 4118540 (1978-10-01), Amont et al.
patent: 4124736 (1978-11-01), Patel et al.
patent: 4152487 (1979-05-01), Yanagisawa et al.
patent: 4154875 (1979-05-01), Yanagisawa et al.
patent: 4162350 (1979-07-01), Yanagisawa et al.
patent: 4206256 (1980-06-01), Matthies et al.
patent: 4224381 (1980-09-01), Patel et al.

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