Phosphorescent coloring method

Details Phosphorescent coloring method Phosphorescent coloring method

1992-02-05

1993-12-14

Lusignan, Michael

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

40542, 2504591, 2504621, 427157, B32B 300, B32B 2714

Patent

active

052701000

ABSTRACT:
The present invention comprises an element and method for preparing phosphorescent colored indicia comprising providing a phosphorescent substrate; applying to said phosphorescent substrate a colored translucent media; exposing said colored phosphorescent substrate to excitation energy; and viewing said colored substrate and media in the dark.

REFERENCES:
patent: 831591 (1906-09-01), Aylsworth
patent: 2460221 (1949-01-01), Gordon
patent: 3767517 (1973-10-01), Williams
patent: 3832556 (1974-08-01), Schroeder
patent: 4035652 (1987-07-01), Schroeder
patent: 4237381 (1980-12-01), Schroeder
patent: 4745286 (1988-05-01), Jones
patent: 5073843 (1991-12-01), Magee

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