DE390081C - Process for removing the bronzing tone from colorations produced with sulfur dyes - Google Patents

Process for removing the bronzing tone from colorations produced with sulfur dyes

Info

Publication number
DE390081C
DE390081C DEG58690D DEG0058690D DE390081C DE 390081 C DE390081 C DE 390081C DE G58690 D DEG58690 D DE G58690D DE G0058690 D DEG0058690 D DE G0058690D DE 390081 C DE390081 C DE 390081C
Authority
DE
Germany
Prior art keywords
bronzing
tone
sulfur dyes
colorations produced
colorations
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.)
Expired
Application number
DEG58690D
Other languages
German (de)
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.)
Chemische Ind Ges
GESELLSCHAFT fur CHEMISCHE INDUSTRIE
BASF Schweiz AG
Original Assignee
Chemische Ind Ges
GESELLSCHAFT fur CHEMISCHE INDUSTRIE
Gesellschaft fuer Chemische Industrie in Basel CIBA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chemische Ind Ges, GESELLSCHAFT fur CHEMISCHE INDUSTRIE, Gesellschaft fuer Chemische Industrie in Basel CIBA filed Critical Chemische Ind Ges
Priority to DEG58690D priority Critical patent/DE390081C/en
Application granted granted Critical
Publication of DE390081C publication Critical patent/DE390081C/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00—General 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
    • D06P1/30—General 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Description

Verfahren zur Beseitigung des bronzierenden Tones von mit Schwefelfarbstoffen erzeugten Färbungen. Es ist bekannt, daß beim Färben mit Schwefelfarben, namentlich blauen, infolge der Luftoxydation bronzierende Färbungen, Flecken oder Ränder entstehen können. Dieser Übelstand tritt in vermehrtem Maße auf, wenn mit etwas zu -wenig Schwefelnatrium gefärbt worden ist.Process for removing the bronzing tone from containing sulfur dyes generated colorations. It is known that when dyeing with sulfur dyes, namely blue discolorations, spots or edges that burnish as a result of air oxidation can. This inconvenience occurs to a greater extent, if with something too little Sodium Sulfur has been colored.

Es wurde nun die überraschende Beobachtung gemacht, daß aus dem Färbegut diese bronzierenden Töne durch ein einfaches Behandeln mit. einer Tanninlösung entfernt werden können.The surprising observation has now been made that the material to be dyed these bronzing tones by a simple treatment with. a tannin solution removed can be.

Beispiel. -Eine Färbung eines Schwefelblaus, welche stark bronzierende Flecken aufweist, wird gespült und hierauf bei 70° während etwa 25 bis 30 Minuten mit einem Tanninbad behandelt, -welches 1,5 bis 3 g Tannin im Liter enthält.Example. A coloration of a sulfur blue, which has strong bronzing spots, is rinsed and then treated with a tannin bath at 70 ° for about 25 to 30 minutes, which contains 1.5 to 3 g of tannin per liter.

Die Ware, die nunmehr bronzefrei ist, wird lirekt getrocknet. Sie .kann auch vor :dem -Trocknen noch gespült werden.The goods, which are now bronze-free, are directly dried. she .can also be rinsed before drying.

Claims (1)

PATENTANSPRUCH: Verfahren zur Beseitigung des bronzierenden Tones von mit Schwefelfarben erzeugten Färbungen, dadurch gekennzeichnet, daß diese mit einer Tanninlösung behandelt werden.PATENT CLAIM: Process for removing the bronzing clay of colorations produced with sulfur colors, characterized in that these with treated with a tannin solution.
DEG58690D 1923-03-20 1923-03-20 Process for removing the bronzing tone from colorations produced with sulfur dyes Expired DE390081C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEG58690D DE390081C (en) 1923-03-20 1923-03-20 Process for removing the bronzing tone from colorations produced with sulfur dyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG58690D DE390081C (en) 1923-03-20 1923-03-20 Process for removing the bronzing tone from colorations produced with sulfur dyes

Publications (1)

Publication Number Publication Date
DE390081C true DE390081C (en) 1924-02-12

Family

ID=7131956

Family Applications (1)

Application Number Title Priority Date Filing Date
DEG58690D Expired DE390081C (en) 1923-03-20 1923-03-20 Process for removing the bronzing tone from colorations produced with sulfur dyes

Country Status (1)

Country Link
DE (1) DE390081C (en)

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