发明授权
US5362882A Pyrrolotriazole derivative and heat transfer dye providing material containing a pyrrolotriazole azomethine dye 失效
吡咯并三唑衍生物和含有吡咯并三唑甲脒染料的热转印染料

Pyrrolotriazole derivative and heat transfer dye providing material
containing a pyrrolotriazole azomethine dye
摘要:
A novel pyrrolotriazole derivative is disclosed, represented by any one of formulae (I), (II), (III), (IV), or (V): ##STR1## A heat transfer dye providing material is also disclosed, comprising a support having thereon a dye providing layer containing a heat migrating dye, said dye providing layer containing at least one pyrrolotriazole azomethine dye represented by any one of formulae (I), (II), (III), or (IV).
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