Thermal transfer recording sheet and ink composition for produci

Details Thermal transfer recording sheet and ink composition for produci Thermal transfer recording sheet and ink composition for produci

1991-02-13

1993-02-23

Hess, B. Hamilton

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428480, 428913, 428914, B41M 5035, B41M 538

Patent

active

051890089

ABSTRACT:
A thermal transfer recording sheet comprising a substrate having thereon a colorant layer, the colorant layer comprising a binder and a pyridone-type azo dyestuff represented by the following general formula (I): ##STR1## wherein R represents a hydrogen atom, an alkyl group having 2 or more carbon atoms, a substituted alkyl group, a cycloalkyl group, an allyl group, or a substituted or unsubstituted phenyl group is disclosed. A thermal transfer recording ink composition for use in forming the colorant layer on a substrate is also disclosed.

REFERENCES:
patent: 4808568 (1989-02-01), Gregory et al.
Patent Abstracts of Japan, abstract of JP-A-60 27594.
Patent Abstracts of Japan, abstract of JP-A-63 39380.

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