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Thiazole dyes of the merocyanine type and a thermal transfer process using these dyes

Assignee: BASF SE
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Filing: 1990-08-17
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Granted: —
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Expires: 2010-08-17
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Abstract

Abstract Translated from German Thiazolfarbstoffe der Formel in der R¹ und R² unabhängig voneinander Wasserstoff, gegebenenfalls substi­tuiertes Alkyl, gegebenenfalls substituiertes Phenyl oder Cyclohexyl oder R¹ und R² zusammen mit dem sie verbindenden Stickstoffatom einen heterocyclischen Rest, R³ Wasserstoff, Halogen, Alkyl, gegebenenfalls substituiertes Phenyl, Benzyl, Cyclohexyl, Hydroxy, Furyl oder Thienyl und A einen gegebenenfalls substituierten und/oder benzoanellierten Cyclo­hexadienonrest bedeuten, sowie ein Verfahren zum thermischen Transfer dieser Farbstoffe. Thiazole dyes of the formula in the R¹ and R² independently of one another are hydrogen, optionally substituted alkyl, optionally substituted phenyl or cyclohexyl or R¹ and R² together with the nitrogen atom connecting them are a heterocyclic radical, R³ is hydrogen, halogen, alkyl, optionally substituted phenyl, benzyl, cyclohexyl, hydroxy, furyl or thienyl and A is an optionally substituted and / or benzo-fused cyclohexadienone radical, and a process for the thermal transfer of these dyes.

Inventors

  • 👤 Volker Dr. Bach
  • 👤 Karl-Heinz Dr. Etzbach
  • 👤 Gunther Dr. Lamm
  • 👤 Ruediger Dr. Sens
  • 👤 Klaus Unterforsthuber
  • 👤 Rosemarie Dr. Rausch-Meier

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-05 05:34
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/26; B41M5/382; B41M5/385; B41M5/39; C; C09; C09B; C09B55/00; C09B55/009

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