ANTHRACHINON-AZOFARBSTOFFE
The present invention relates to an azo dye of formula I, II or III: (formula I, II or III); wherein R1 and R2 are each independently of the other one or more divalent groups selected from alkylene, arylene, aralkylene and cycloalkylene, which may be interrupted by -O-, -S-, -NH-, -NR8-, -COO-, -CON...
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Main Authors | , , |
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Format | Patent |
Language | German |
Published |
15.02.2006
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Summary: | The present invention relates to an azo dye of formula I, II or III: (formula I, II or III); wherein R1 and R2 are each independently of the other one or more divalent groups selected from alkylene, arylene, aralkylene and cycloalkylene, which may be interrupted by -O-, -S-, -NH-, -NR8-, -COO-, -CONH- or -CONR9-, wherein R8 and R9 are alkyl or aryl, X is -O- or -NH-, R3 is -CN or -CONH2, R4 is methyl or trifluoromethyl and R5, R6, R7 and R8 are each independently of the others hydrogen, halogen or -CN, to a process for the preparation thereof and to the use thereof in a method of producing mass-colored plastics or polymeric color particles. |
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Bibliography: | Application Number: AT20030732478T |