Transfer sheets for thermal transfer recording

Details Transfer sheets for thermal transfer recording Transfer sheets for thermal transfer recording

1988-01-21

1989-04-11

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

8471, 428216, 428480, 428913, 428914, B41M 5035, B41M 526

Patent

active

048206857

ABSTRACT:
A transfer sheet having on a base film a color material layer containing a quinophthalone series dye of formula (I) and/or a quinophthalone series dye of formula (II), which is used for a sublimation type thermal transfer system: ##STR1## wherein X represents a hydrogen atom or a halogen atom; R.sup.0 represents an alkyl group, an alkoxyalkyl group which may be substituted, an aralkyloxyalkyl group which may be substituted, an allyloxyalkyl group which may be substituted, an aryloxyalkyl group, a tetrahydrofurfuryl group, a furfuryl group, a cycloalkyl group, an allyl group, or an aralkyl group; Y represents a hydrogen atom or a halogen atom; and R.sup.1 and R.sup.2 represent a hydrogen atom, an alkyl group, an alkoxyalkyl group, a cycloalkyl group, an allyl group, an aryl group which may be substituted, an aryl group, an aralkyl group, a furfuryl group, a tetrahydrofurfuryl group, or a hydroxyalkyl group.

REFERENCES:
patent: 3023213 (1962-02-01), Richter

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