Light recording medium

Details Light recording medium Light recording medium

1982-03-29

1983-10-25

Griffin, Donald A.

Recorders

Record receivers and/or driving means therefor

Laminated, impregnated, or coated bases

G01D 1534

Patent

active

044122314

ABSTRACT:
A light recording medium which has a substrate and a recording layer provided thereon and effects recording of information by selective removal or deformation of the recording layer by laser light, which is characterized by that said recording layer contains an organic dye as a light absorber, said dye is a mixed dye obtained by mixing a plurality of dyes having different light absorbing wavelengths from each other and the recording layer has a light absorptivity of 80% or more at all the wavelengths in the range of 400-900 nm in wavelength.

REFERENCES:
patent: 3475760 (1969-10-01), Carlson
patent: 4270130 (1981-05-01), Houle et al.
patent: 4300143 (1981-11-01), Bell et al.
patent: 4336323 (1982-06-01), Winslow
patent: 4379835 (1983-04-01), Lowrey et al.
Xerox Corporation-"The role of polymers in optical recording media", Dec. 1980; p. 103.
Drexler Technology Corporation-"DREXON.TM. optical memory media for laser recording and archival data storage", Dec. 1980, p. 88.

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