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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 ES236304A1publicationCriticalpatent/ES236304A1/en
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications
(AREA)
Abstract
Process for the preparation of new azo dyes, characterized in that trihalogenotriazines are reacted, particularly cyanide chloride, an aminoazo dye containing at least two marked acid groups of hydro-solvent power and an acylatable amino group, and an organic hydroxyl compound, in any order each other, so that a secondary, halogen-containing dye condensation product is formed. (Machine-translation by Google Translate, not legally binding)
ES0236304A1956-06-291957-06-28Procedure for the preparation of new azocolorants (Machine-translation by Google Translate, not legally binding)
ExpiredES236304A1
(en)
Procedure for the manufacture of new colorants of the anthraquinºnica, peridicarboxilimida and ftalocianºnica series (Machine-translation by Google Translate, not legally binding)