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DE117732C - - Google Patents

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Publication number
DE117732C
DE117732C DENDAT117732D DE117732DA DE117732C DE 117732 C DE117732 C DE 117732C DE NDAT117732 D DENDAT117732 D DE NDAT117732D DE 117732D A DE117732D A DE 117732DA DE 117732 C DE117732 C DE 117732C
Authority
DE
Germany
Prior art keywords
immedial
salt
dyeing
dyes
brown
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
DENDAT117732D
Other languages
German (de)
Publication of DE117732C publication Critical patent/DE117732C/de
Active legal-status Critical Current

Links

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
    • D06P1/30General 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 sulfur dyes
    • 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
    • D06P1/221Reducing systems; Reducing catalysts

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)

Description

KAISERLICHESIMPERIAL

PATENTAMT.PATENT OFFICE.

- JVl 117732 KLASSE Qk. - JVl 117732 CLASS Qk.

Die Erzielung ganz gleichmäfsiger Färbungen mit Schwefel-Farbstoffen von der Art des Immedialschwarz, Vidalschwarz u. s. w. ist bisher nur unter Anwendung besonderer mechanischer Vorsichtsmafsregeln gelungen. Wenn die Construction derartiger Hülfsmittel, z. B. zum Färben unter der Oberfläche der Flotte, auch keine Schwierigkeit bot, so blieb doch immer der Wunsch bestehen, die Sicherheit der Herstellung gleichmäfsiger Färbungen derart zu erhöhen, dafs auch ohne besondere Apparate ein guter Ausfall erreicht werden konnte.The achievement of completely uniform colorations with sulfur dyes of the type of immediate black, Vidalschwarz and so on have so far only been successful with the application of special mechanical precautionary measures. When the Construction such auxiliary means, e.g. B. for dyeing under the surface of the liquor, also none Difficulty, the desire always remained, the security of manufacture to increase uniform colorations in such a way that a good one even without special equipment Failure could be achieved.

Als ein Mittel, welches diesem Zwecke entspricht, haben wir die Salze der Trifhiokohlensäure, z. B. das Natronsalz, erkannt. Das letztere wirkt nicht nur äufserst stark lösend auf Schwefel-Farbstoffe, sondern haftet auch besser an der Baumwollfaser als das bisher ausschliefslich verwendete Schwefelnatriurn, so dafs beim Spülen bis zuletzt etwas Lösungsmittel vorhanden ist und sich kein Farbstoff aus der anhängenden Flotte auf der Faser abscheiden kann.As a means which corresponds to this end, we have the salts of tri-carbonic acid, z. B. the sodium salt recognized. The latter not only has an extremely strong dissolving effect on sulfur dyes, it also adheres better to the cotton fiber than the one that was previously exclusively used Sodium sulphide, so that some solvent is present until the end when rinsing and no dye from the attached liquor can deposit on the fiber.

Man verfährt z. B. wie folgt:One proceeds z. B. as follows:

100 kg Baumwolle werden in einem der bekannten offenen Apparate (Färbekufe für Strang, Jigger, Foulard für Stück) während einer Stunde kochend mit100 kg of cotton are in one of the well-known open apparatus (dyeing vat for rope, Jigger, foulard by piece) at the boil for an hour

ι 5 kg Immedialschwarz V extra,ι 5 kg Immedialschwarz V extra,

7,5 kg trithiokohlensaurem Natron und7.5 kg of trithiocarbonate of soda and

30 „ Kochsalz30 "Table salt

gefärbt. Ein Theil des trithiokohlensauren Salzes kann durch Schwefelnatrium ersetzt werden.colored. A part of the trithiocarbonate can be replaced by sodium sulphide.

Man spült dann die Waare sofort bis zum Verschwinden der alkalischen Reaction und behandelt nach Wunsch mit den üblichen Mitteln nach.The goods are then rinsed immediately until the alkaline reaction has disappeared and treated as desired with the usual means.

Was diejenigen Salze der Trithiokohlensäure betrifft, welche gewerblich verwendbar sind, so hat sich bis jetzt das Natronsalz als das vortheilhafteste gezeigt, jedoch ist auch die Verwendung anderer Salze, wie z. B. des Kalisalzes, des Calciumsalzes (in der löslichen Modification), sowie des Magnesiumsalzes nicht ausgeschlossen.As for those salts of trithiocarbonic acid which are commercially useful, so So far the sodium salt has shown itself to be the most beneficial, but its use is also possible other salts, such as B. the potassium salt, the calcium salt (in the soluble modification), as well as the magnesium salt are not excluded.

Das Verfahren hat sich bis jetzt besonders für Vidalschwarz, Immedialschwarz, Immedialblau, Immedialbronze, Immedialbraun, Katigenbraun, Kryogenbraun bewährt. Die Wirkung scheint für alle direkt färbenden Schwefelfarben die gleiche zu sein.The method has so far been particularly suitable for Vidal black, Immedial black, Immedial blue, Immedial bronze, immediate brown, Katigen brown, cryogenic brown have been tried and tested. The effect seems to be for all directly coloring sulfur colors to be the same.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zum Färben von Baumwolle mit direkt färbenden Schwefel-Farbstoffen von der Art der Vidal-, Immedial-, Kryogen-, Katigenu. s. w. Farbstoffe unter Anwendung von trithiokohlensauren Salzen.Process for dyeing cotton with direct dyeing sulfur dyes from the Type of Vidal, Immedial, Kryogen, Katigenu. s. w. dyes using trithioic acids Salt.
DENDAT117732D Active DE117732C (en)

Publications (1)

Publication Number Publication Date
DE117732C true DE117732C (en)

Family

ID=386981

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT117732D Active DE117732C (en)

Country Status (1)

Country Link
DE (1) DE117732C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3100673A (en) * 1963-08-13 Dyeings and prints possessing fastness

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3100673A (en) * 1963-08-13 Dyeings and prints possessing fastness

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