Fluorescent ink for automatic identification

Details Fluorescent ink for automatic identification Fluorescent ink for automatic identification

1976-06-01

1980-01-29

Taylor, Hosea E.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 21, 106 26, 427157, C09D 1114

Patent

active

041860209

ABSTRACT:
A fluorescent printing ink for non-impact type application, especially used for coding purposes, in which the fluid ink composition is formulated of an organic solvent base containing 0.005 to 2.0% by weight fluorescent dye, up to 60% by weight resinous binder, up to 5% by weight of an organic brightener, and 0.1 to 3.0% by weight organic phosphor, and which also includes an evaporation retardant in an amount within the range of 2 to 30% by weight and an alkali metal thiocyanate in an amount up to 2% by weight, and in which the ingredients are all dissolved in the organic solvent.

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Connelly, J. F., Applying Safety Features and Custom Watermarks, In IBM Technical Disclosure Bulletin, vol. 14, No. 9, Feb. 1972.
Godlewski et al., Carbon Coating Formulation with Security Feature, In IBM Technical Bulletin, vol. 16, No. 3, Aug. 1973.

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