Dye transfer sheet for sublimation heat-sensitive transfer recor

Details Dye transfer sheet for sublimation heat-sensitive transfer recor Dye transfer sheet for sublimation heat-sensitive transfer recor

1987-01-29

1989-05-09

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

8471, 428195, 428211, 4284735, 4284744, 428480, 428913, 428914, B41M 5035, B41M 526

Patent

active

048290475

ABSTRACT:
A dye transfer sheet for heat-sensitive transfer recording which has an ink layer containing a sublimable dye formed on a base film, said sublimable dye being of the formula: ##STR1## wherein --B represents ##STR2## --Z.sup.1 and --Z.sup.2 each represents hydrogen, alkyl optionally substituted by fluorine, alkoxy, halogen or --NHB, K represents ##STR3## --R.sup.1, --R.sup.2, --R.sup.6 and --R.sup.7 each represents hydrogen, C.sub.1 -C.sub.8 substituted or unsubstituted alkyl, substituted or unsubstituted vinyl, allyl or aryl, --R.sup.3, --R.sup.4 and --R.sup.5 each represents hydrogen or methyl, --X represents hydrogen, alkyl optionally substituted by fluorine, alkoxy, formylamino, alkylcarbonylamino optionally substituted by fluorine, arylcarbonylamino or halogen, and --Y represents hydrogen, alkyl optionally substituted by fluorine, alkoxy or halogen.

REFERENCES:
patent: 4097230 (1978-06-01), Sandhu
patent: 4614521 (1986-09-01), Niwa et al.

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