Optical information recording medium containing a metal alloy as

Details Optical information recording medium containing a metal alloy as Optical information recording medium containing a metal alloy as

1987-12-31

1991-03-05

Stephan, Steven L.

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

369288, 430270, 3461351, G11B 724

Patent

active

049982397

ABSTRACT:
An optical memory storage media is described, e.g. a compact disc. A method of preparing the media (e.g. discs) is also taught. The storage media is formed from a substrate material having tightly bonded to the surface a highly reflective soft metal alloy formed of, for example, an alloy including at least five percent by weight of each of at least two metals selected from the group consisting of cadmium, indium, tin, antimony, lead, bismuth, magnesium, copper, aluminum, zinc and silver.

REFERENCES:
patent: 4225873 (1980-09-01), Winslow
patent: 4363844 (1982-12-01), Lewis et al.
patent: 4414273 (1983-11-01), Wada et al.
patent: 4528654 (1985-07-01), Beaujean
patent: 4716063 (1987-12-01), Uehara et al.
patent: 4773059 (1988-09-01), Minemura et al.

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