Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1983-09-30

1985-04-16

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of inorganic material

360134, 360135, 360136, 427131, 427132, 428900, 428928, 428678, 428655, 428621, G11B 565, G11B 566

Patent

active

045116350

ABSTRACT:
A magnetic recording medium comprises a non-magnetic high-molecular film and at least one magnetic layer containing Co, Ni, Cr and oxygen and formed on the non-magnetic high-molecular film by an oblique incidence vacuum deposition method. The Cr content is within the range of 2 to 8 atom %, the content of oxygen is within the range of 5 to 25 atom %, and the ratio of the number of oxygen atoms to the number of Cr atoms is within the range of 2:1 to 10:1.

REFERENCES:
patent: 4239835 (1980-12-01), Iijima et al.
patent: 4323621 (1982-04-01), Kober et al.
patent: 4323629 (1982-04-01), Kunieda et al.
patent: 4387136 (1983-06-01), Saito et al.
patent: 4418126 (1983-11-01), Izumi
patent: 4429016 (1984-01-01), Sugita

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