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EP0256460A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Dye mixtures

Assignee: BASF SE
•
Filing: 1987-08-08
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Granted: —
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Expires: 2007-08-08
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Abstract

Abstract Translated from German Farbstoffmischungen, enthaltend einen öllöslichen Farbstoff und einen Farbstoff der Formel <IMAGE> in der D gegebenenfalls durch Methyl oder Methoxy substituiertes Phenyl, R Wasserstoff oder Methyl, R¹ Wasserstoff oder C1-C4-Alkyl und R² C3- oder C4-Alkyl bedeuten. Die erfindungsgemäßen Mischungen eignen sich vorzugsweise zum Färben und Markieren von Mineralölprodukten. Dye mixtures containing an oil-soluble dye and a dye of the formula <IMAGE> in which D is phenyl optionally substituted by methyl or methoxy, R is hydrogen or methyl, R¹ is hydrogen or C1-C4-alkyl and R² is C3 or C4-alkyl. The mixtures according to the invention are preferably suitable for coloring and marking mineral oil products.

Inventors

  • 👤 Bernd Derber
  • 👤 Rudolf Dr. Senninger

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 00:36
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/003; C09; C09B; C09B29/00; C09B29/06; C09B29/08; C09B29/0805; C09B29/0807; C09B29/0809; C09B29/0811; C09B29/0813; C09B67/00; C09B67/0033; C09B67/0041; C10L1/10; C10L1/14; C10L1/22; C10L1/226; Y; Y10; Y10S; Y10S534/00; Y10S534/01

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