Optical recording medium

Details Optical recording medium Optical recording medium

1985-01-10

1987-01-27

Hartary, Joseph W.

Recorders

Record receivers and/or driving means therefor

Laminated, impregnated, or coated bases

346 76L, 369288, 430944, 430945, G01D 1534

Patent

active

046397450

ABSTRACT:
An optical information recording medium comprises a substrate, a first recording layer formed on the substrate, and a second recording layer formed on the first recording layer. The first recording layer comprises a first light-sensitive material that has been dissolved in a solvent that does not adversely affect the substrate. The second recording layer comprises a different light-sensitive material that has been dissolved in a solvent.

REFERENCES:
patent: 4230939 (1980-10-01), de Bont
patent: 4335198 (1982-06-01), Hanada
patent: 4394661 (1983-07-01), Peeters
patent: 4412231 (1983-10-01), Namba
patent: 4460665 (1984-07-01), Kunikane
patent: 4492750 (1985-01-01), Law
patent: 4529684 (1985-07-01), Sasagawa

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