Thermal transfer sheet

Details Thermal transfer sheet Thermal transfer sheet

1992-05-04

1994-12-20

Hess, B. Hamilton

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428913, 428914, B41M 5035, B41M 538

Patent

active

053746015

ABSTRACT:
The present invention provides a pyridine derivative represented by the following formula A or B, a dye produced by coupling the pyridine derivative A or B with an arbitray coupler and a thermal transfer sheet wherein use is made of the dye. In a thermal transfer process wherein use is made of a sublimable dye, the dye and the thermal transfer sheet according to the present invention can form a clear image having a sufficient density and an excellent light fastness. ##STR1##

REFERENCES:
patent: 4939118 (1990-07-01), Etzbach et al.
patent: 5079365 (1992-01-01), Sens et al.
E. Klingsbert et al `The chemistry of Heterocyclic compounds`, 1962, Interscience Publishers, New York, USA, vol. 14, Part 3, Chapter IX; "Aminopyridines", pp. 1-178.
Chemical Abstracts, vol. 102, No. 25, 24 Jun. 1985, Columbus, Ohio, US; abstract No. 214472D, A. Matsuura et al: `A new flurometric method for latamofex in biological materials using 2,6-diamino-3-nitrospyridine.`, p. 3; col. right.

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