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.)
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Imperial Chemical Industries Ltd
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Imperial Chemical Industries Ltd
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Publication date
Application filed by Imperial Chemical Industries LtdfiledCriticalImperial Chemical Industries Ltd
Priority to ES0242256ApriorityCriticalpatent/ES242256A1/en
Publication of ES242256A1publicationCriticalpatent/ES242256A1/en
Procedure for obtaining monoazo dyes, characterized in that these conform to the formula ** (See formula) ** wherein X represents a halogen atom, the benzene nucleus A can be further substituted by different groups of hydrozyl, amino or monoalkylamino, and B represents a sulphonated naphthol nucleus, in which the hydroxyl group is in the ortho position with the azo group . (Machine-translation by Google Translate, not legally binding)
ES0242256A1958-06-041958-06-04Procedure for obtaining monoazoic dyes. (Machine-translation by Google Translate, not legally binding)
ExpiredES242256A1
(en)