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Novartis AG
Original Assignee
Ciba Geigy AG
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Publication date
Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Publication of ES233272A1publicationCriticalpatent/ES233272A1/en
Process for the preparation of new dyes, which contain at the same time azo chromophores and anthraquinones, characterized in that, on the one hand, di- or trihalogen-1,3,5-triazines are condensed with anthraquinone dyes of the formula ** (See formula) ** and, on the other, with formula azo dyes X-R1-N = N-Y where they mean D an oxy acylable group, or an amino group of formula ** (See formula) ** (to which effect n represents an integer that is worth at most 3), R and R1 are both benzene radicals, X an acylatable amino group, linked in meta position with respect to the azo group with R1, And the radical of a heterocyclic ketomethylenecompound which is linked in a neighboring position to a keto group with the azo group, and Z a group of sulphonic acid, or a hydrogen atom, and whereby the mobile halogen atom present in the dye condensation products obtained by an NH2- group or by an organic radical is optionally substituted. (Machine-translation by Google Translate, not legally binding)
ES0233272A1956-01-271957-01-26Procedure for the preparation of new colors (Machine-translation by Google Translate, not legally binding)
ExpiredES233272A1
(en)
A procedure for the preparation of new dyes appropriate for the dyeing of polyester materials (Machine-translation by Google Translate, not legally binding)