Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Priority to ES0252736ApriorityCriticalpatent/ES252736A1/es
Publication of ES252736A1publicationCriticalpatent/ES252736A1/es
Procedimiento para la tintura de materiales celulósicos, según el método de fulardeo, carcterizado porque se aplican colorantes orgánicos que contienen grupos de ácido sulfónico que presentan una agrupación de ariléster carbámico enlazada en la molécula de colorante por el átomo de nitrógeno de los mismos, a los materiales a teñir, fijando seguidamente tratamiento alcalino y,eventualmente, térmico.
ES0252736A1959-10-191959-10-19Procedimiento para la tintura de materiales celulësicos
ExpiredES252736A1
(es)