Novel naphthalocyanine dye, method for preparing the same, and o

Details Novel naphthalocyanine dye, method for preparing the same, and o Novel naphthalocyanine dye, method for preparing the same, and o

1987-12-31

1990-05-22

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, 3461351, 540128, 540140, G11B 724, B41M 526, G03C 172, C07D48722

Patent

active

049277359

ABSTRACT:
Disclosed are a novel naphthalocyanine dye shown in the specification, a method for preparing the same, and an optical information recording medium employing the same.
According to the present invention, there can be obtained a novel naphthalocyanine dye, a method for preparing the same, and an optical information recording medium employing the same, which has excellent characteristics in recording/reading out property and in reading stability.

REFERENCES:
patent: 4131609 (1978-12-01), Wynne et al.
patent: 4719613 (1988-01-01), Hirose et al.
patent: 4725525 (1988-02-01), Kenney et al.
patent: 4766054 (1988-08-01), Hirose et al.

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