Optical recording medium IR-ray absorptive compound and optical

Details Optical recording medium IR-ray absorptive compound and optical Optical recording medium IR-ray absorptive compound and optical

1988-08-02

1990-05-08

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Radiation sensitive composition or product or process of making

430495, 430945, G11B 724, B41M 526, G03C 516, G03C 172

Patent

active

049233904

ABSTRACT:
An optical recording medium comprises at least one of polymethine type dyes represented by the formulae [1-I] through [2-IV] shown below, and a compound selected from an aminium salt compound and a diimonium salt compound in a recording layer.

REFERENCES:
patent: 4547444 (1985-10-01), Bell et al.
patent: 4626496 (1986-12-01), Sato
patent: 4656121 (1987-04-01), Sato et al.
patent: 4782006 (1988-11-01), Nishimura et al.

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