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Priority claimed from DE1900127465Dexternal-prioritypatent/DE127465C/de
Application filed by Leopold Cassella & CofiledCriticalLeopold Cassella & Co
Application grantedgrantedCritical
Publication of AT8973BpublicationCriticalpatent/AT8973B/en
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besonderer Wichtigkeit, weil das echteste bis vor Kurzem bekannte Baumwollschwarz, das Anilinoxydatioasschwarz, eine ausgesprochen grünlichschwarze Nüance zeigt und daher die neue Farbemethode zu Ergebnissen führt, welche auch in dieser Hinsicht den Ersatz des Anilinschwarz erleichtern.
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It is of particular importance because the truest cotton black known until recently, the aniline oxidative black, shows a decidedly greenish black shade and therefore the new color method leads to results which also facilitate the replacement of the aniline black in this respect.
Claims (1)
PATENT-ANSPRUCH : Verfahren zur Nachbehandlung von schwarzen Ausfärbungen direct färbender Schwefelfarbstoffe auf Baumwolle, dadurch gekennzeichnet, dass man die Ausfärbungen mit Lösungen von Chromoxydsalzen heiss nachbehandelt.
PATENT CLAIM: Process for the aftertreatment of black dyeings of direct coloring sulfur dyes on cotton, characterized in that the dyeings are aftertreated with solutions of chromium oxide salts.
AT8973D1900-01-271902-01-18
Process for the aftertreatment of colorations of direct coloring sulfur dyes.
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