Radiation imagery chemistry: process – composition – or product th – Dye image from radiation sensitive dye or dye former by dry... – Composition or product
Patent
1995-12-19
1996-08-20
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Dye image from radiation sensitive dye or dye former by dry...
Composition or product
430201, 430339, 430964, 503227, 8636, G03C 173, G03C 810
Patent
active
055478158
ABSTRACT:
The present invention provides a dye donor element comprising a dye according to the following general formula: ##STR1## wherein the symbols have a meaning as defined in the claims and the description. The present invention further provides a thermal dye transfer process using such dye donor elements. Furthermore, novel thermochromic compounds are provided.
REFERENCES:
patent: 5026679 (1991-01-01), Evans et al.
patent: 5169828 (1992-12-01), Janssens et al.
Agfa-Gevaert N.V.
Schilling Richard L.
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