Optical recording medium with an aluminum alloy metallic layer c

Details Optical recording medium with an aluminum alloy metallic layer c Optical recording medium with an aluminum alloy metallic layer c

1990-04-13

1991-07-16

Cashion, Jr., Merrell C.

Stock material or miscellaneous articles

Composite

Of inorganic material

428650, 428651, 428900, G11B 1100

Patent

active

050324705

ABSTRACT:
In accordance with the present invention, there are provided information recording media having a substrate and thereon a recording layer, and a metallic layer composed of an aluminum alloy containing at least hafnium. The information recording media provided are excellent in corrosion resistance and also small in dependence of the recording power on linear velocity.

REFERENCES:
patent: 4740430 (1988-04-01), Frankenthal et al.

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