DE139835C - - Google Patents

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Publication number
DE139835C
DE139835C DENDAT139835D DE139835DA DE139835C DE 139835 C DE139835 C DE 139835C DE NDAT139835 D DENDAT139835 D DE NDAT139835D DE 139835D A DE139835D A DE 139835DA DE 139835 C DE139835 C DE 139835C
Authority
DE
Germany
Prior art keywords
fiber
blue
dye
yellow
dyes
Prior art date
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.)
Active
Application number
DENDAT139835D
Other languages
German (de)
Publication of DE139835C publication Critical patent/DE139835C/de
Active legal-status Critical Current

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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/22General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using vat dyestuffs including indigo
    • D06P1/24Anthraquinone dyes or anthracene nucleus containing vat dyes

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Coloring (AREA)

Claims (1)

KAISERLICHES A IMPERIAL A PATENTAMT.PATENT OFFICE. KLASSEGREAT Im Patent 139834 haben wir gezeigt, daß der nach Patent 129845 erhältliche blaue Farbstoff auf der Faser fixiert werden kann, wenn man ihn mit alkalischen Reduktionsmitteln küpt und aus der Küpe auf die Faser auffärbt.In patent 139834 we have shown that the blue dye available in patent 129845 can be fixed on the fiber if you cool it with alkaline reducing agents and dyes the fiber from the vat. Es hat sich nun weiter gezeigt, daß sich auch der nach dem Verfahren des Patentes 133686, Kl. 22, aus dem gleichen Ausgangsmaterial erhältliche gelbe Farbstoff in gleicher Weise auf der Faser fixieren läßt.It has now also been shown that after the process of the patent 133686, class 22, yellow dye obtainable from the same starting material in the same Way to fixate on the fiber. Das Färbeverfahren wird durch folgendes Beispiel näher gekennzeichnet:The dyeing process is characterized in more detail by the following example: Beispiel:Example: ι kg Farbstoff (in Teigform) wird in 500 bis 1000 1 Wasser von 50 bis 6o° C. aufgeschlämmt und mit 20 bis 30 1 Natriumhydrosulfit von 100B. und 10 bis 15 kg Natronlauge von 30° B. versetzt. Nach einer halben Stunde ist der zuerst unlösliche Farbstoff in Lösung gegangen. Die erhaltene blaue Lösung färbt Baumwolle in blauen Nuancen, die an der Luft gelb werden.ι kg dyestuff (in paste form) is slurried in 500 to 1000 1 of water of 50 to 6o ° C. and treated with 20 to 30 1 10 0 B. sodium hydrosulfite and 10 to 15 kg of sodium hydroxide of 30 ° for example. After half an hour, the initially insoluble dye has dissolved. The blue solution obtained dyes cotton in blue shades which turn yellow in the air. Ρλτε ν τ-Α ν SPRU c H:Ρλτε ν τ-Α ν SPRU c H: Abänderung des Verfahrens des Patentes 139834, darin bestehend, daß man an Stelle des dort verwendeten blauen Farbstoffes hier den nach dem Verfahren des Patentes 133686, Kl. 22, entstehenden gelben Farbstoff verwendet. Modification of the procedure of patent 139834, that one in place of the blue dye used there here according to the method of patent 133686, Kl. 22, resulting yellow dye used.
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Publications (1)

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ID=407554

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