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Priority to RO121434ApriorityCriticalpatent/RO93818B1/ro
Publication of RO93818A2publicationCriticalpatent/RO93818A2/ro
Publication of RO93818B1publicationCriticalpatent/RO93818B1/ro
Inventia se refera la coloranti bruni directi nebenzidinici pentru fibre celulozice si poliamidice si la un procedeu de obtinere a acestora prin cuplarea asimetrica a 4,4'-diaminobenzanilidei bis-diazotate cu acidul salicilic si cuplarea diazoazocolorantului cu un colorant monoazoic obtinut prin cuplarea acidului sulfanilic diazotat sau a acidului metanilic diazotat, cu m-toluilendiamina.
RO121434A1985-12-271985-12-27Coloranti bruni directi nebenzidinici si procedeu de obtinere a acestora
RO93818B1
(ro)
Nouvelles compositions de teinture des fibres keratiniques contenant un colorant azoique, procede de preparation de ce colorant et mise en oeuvre des dites compositions pour la teinture de fibres keratiniques
Coloranti complessi,misti di cormo 1"2 bruni ed idrosolubili,processo per la loro preparazione e loro impiego per tingere fibre poliamidiche naturali e sintetiche