Dye composition for optical recording media having selected anio

Details Dye composition for optical recording media having selected anio Dye composition for optical recording media having selected anio

1997-06-02

1999-09-14

Evans, Elizabeth

Stock material or miscellaneous articles

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428 642, 428 644, 428 648, 428913, 27027019, 2702702, 2704951, 270945, 369283, 369288, B32B 300

Patent

active

059520736

ABSTRACT:
A dye composition for use in optical recording media, comprising at least one cyanine dye having an anion selected from the group consisting of thiocyanate, lactate, hypophosphite, tetracyanonickelate, selenocyanate, trifluromethanesulfonate, ferricyanide, 4-hydroxybutyrate, nitrite, 2-(3',5'-dimethyl-2'-hydroxyphenyl)-2H-benztriazole-4-sulfonate, 1,2-napthoquinone-2-diazide-5-sulfonate and picrate and preferably dissolved in ethyl lactate.

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