Sublimatory transfer dyeing with 2-cyano-1,4-diamino anthraquinones
Abstract
Abstract NON-TEXTILE SHEET MATERIALS FOR CARRYING OUT TRANSFER PRINTING, CHARACTERIZED IN THAT THEY CARY A DYESTUFF OF THE FORMULA 1-(NH2-)(N-1),1-(R1-N(-R2)-)(2-N),2-(NC-)(N-1),2-(Y-)(2-N) ,4-(PHENYL- OR CYCLOHEXYL-NH-)(N-1),4-(R''-N(-R2'')-)(2-N) -ANTHRAQUINONE WHEREIN THE RING A IS AROMATIC OR SATURATED, R1 IS A HYDROGEN ATOM OR AN ALKYL RADICAL CONTAINING 1 TO 6 CARBON ATOMS, R2 REPRESENTS A HYDROGEN ATOM OR AN ALKYL RADICAL CONTAINING 1 TO 6 CARBON ATOMS, Y IS A HYDROGEN, A BROMINE OR A CHLORINE ATOM OR A METHOXY GROUP, R1'' DENOTES A HYDROGEN ATOM OR AN ALKYL RADICAL CONTAINING 1 TO 6 CARBON ATOMS, R2'' REPRESENTS AN ALKYL GROUP CONTAINING 1 TO 6 CARBON ATOMS, AND N IS 1 OR 2, WITH THE PROVISO THAT IF Y IS A HYDROGEN ATOM, THE ALKYL GROUPS PRESENT MUST CONTAIN AT LEAST 3 CARBON ATOMS, OR A MIXTURE OF SUCH DYESTUFFS AND OPTIONALLY OTHER SULIMABLE DYESTUFFS AND/OR OPTICAL BRIGHTENERS.
Inventors
- 👤 Juergen Markert
- 👤 Peter Eckert
- 👤 Angelo Della Casa
Bibliographic Details
Claims Analysis
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