ES226587A1 - A procedure for the preparation of disadvantages containing copper (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the preparation of disadvantages containing copper (Machine-translation by Google Translate, not legally binding)
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
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Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Priority to ES226587ApriorityCriticalpatent/ES226587A1/en
Publication of ES226587A1publicationCriticalpatent/ES226587A1/en
Procedure for the preparation of disazo dyes containing copper characterized in that they are reacted copper-releasing media with disazo dyes which correspond to the general formula ** as free acids ** (see formula) ** in which X stands for an amino group and which have only the three acid groups as hydro-solvent power groups sulfonic indicated in the previous formula under such conditions that dissociation of the -0-alkyl groups occurs with formation of the copper or ot-dioxy-azo complexes. (Machine-translation by Google Translate, not legally binding)
ES226587A1956-02-091956-02-09A procedure for the preparation of disadvantages containing copper (Machine-translation by Google Translate, not legally binding)
ExpiredES226587A1
(en)
Procedure to prepare products of transformation of complex metallic compounds 1: 2 of azoic dyes (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of products of transformation of complex metal compounds in azocolorants (Machine-translation by Google Translate, not legally binding)
A new procedure for the obtaining of a salt 1,2,3,6 -tetrahydro-2,6-dioxo-4-pyridine-carboxylate of 1- cinamid-4-diphenyl-methylpiperacin. (Machine-translation by Google Translate, not legally binding)