Optical recording medium

Details Optical recording medium Optical recording medium

1992-04-29

1993-11-02

Sheehan, John P.

Dynamic information storage or retrieval

Storage medium structure

Specified material

430495, 430945, 428694LE, 369100, 420416, 148301, G11B 370

Patent

active

052589757

ABSTRACT:
This invention relates to a recording medium having a sufficient difference between the crystallization temperature and the melting point as well as excellent characteristics in writing and erasing. The optical recording medium comprises a recording layer consisting of a recording material capable of recording and erasing through transition between an amorphous phase and a crystalline phase by laser beam heating, the recording material having a composition represented by the general formula:

REFERENCES:
patent: 4202022 (1980-05-01), Imamura et al.
patent: 5074935 (1991-12-01), Masumoto et al.
Hackh's Chemical Dictionary, 1969, p. 432.
A Dictionary of Metallurgy, A. D. Merrriman, 1958, p. 190.
The Condensed Chemical Dictionary, 1971, p. 589.

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