Optical recording employing diacetylene compound and dye to chan

Details Optical recording employing diacetylene compound and dye to chan Optical recording employing diacetylene compound and dye to chan

1986-12-15

1989-09-05

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

430945, 430944, 430495, 430270, 430288, 369284, 369285, 346 76R, 346 76PH, 346 76L, 3461351, G03C 168, G03C 500

Patent

active

048638323

ABSTRACT:
An optical recording method is provided which comprises a step of irradiating light corresponding to recording information on the optical recording medium having a recording layer containing at least one selected from the group consisting of azulenium salt compounds, pyrylium dyes, diene compounds, croconic methine dyes or polymethine compounds and a diacetylene derivative compound to thereby form a pit on said recording layer.

REFERENCES:
patent: 3772028 (1973-11-01), Fico et al.
patent: 4215208 (1980-07-01), Yee et al.
patent: 4439514 (1984-03-01), Garito
patent: 4536450 (1985-08-01), Garito
patent: 4562141 (1985-12-01), Tieke

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