DE190622C - - Google Patents

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Publication number
DE190622C
DE190622C DENDAT190622D DE190622DA DE190622C DE 190622 C DE190622 C DE 190622C DE NDAT190622 D DENDAT190622 D DE NDAT190622D DE 190622D A DE190622D A DE 190622DA DE 190622 C DE190622 C DE 190622C
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DE
Germany
Prior art keywords
hydrogen peroxide
solution
dyeing
color
fur
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.)
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Application number
DENDAT190622D
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German (de)
Publication of DE190622C publication Critical patent/DE190622C/de
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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
    • D06P3/00Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02Material containing basic nitrogen
    • D06P3/04Material containing basic nitrogen containing amide groups
    • D06P3/30Material containing basic nitrogen containing amide groups furs feathers, dead hair, furskins, pelts
    • D06P3/305Material containing basic nitrogen containing amide groups furs feathers, dead hair, furskins, pelts with oxidation dyes

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

Description

KAISERLICHESIMPERIAL

PATENTAMT.PATENT OFFICE.

PATENTSCHRIFTPATENT LETTERING

190622 KLASSE Sm. GRUPPElO.190622 CLASS Sm. GRUPPElO.

ACT-GES. FÜR ANILIN-FABRIKATION in BERLIN.ACT TOTAL. FOR ANILINE FACTORY in BERLIN.

Es hat sich gezeigt, daß sich das o-Aminop-nitranilin folgender Konstitution:It has been shown that o-aminop-nitraniline following constitution:

NH,NH,

\-NH,\ -NH,

NO,NO,

zum Färben von Pelzen, Federn u. dgl. eignet; man erhält hiermit, insbesondere unter Zusatz von Wasserstoffsuperoxyd, klare und volle Färbungen, welche je nach der angewendeten Menge der Aminoverbindung von gelb bis dunkelorange gehen. Das Verfahren eignet sich insbesondere auch zur Kombination mit dem Färben· mittels ähnlicher Produkte. Dem Färbebade wird zur besseren Entwicklung der Farbe zweckmäßig ein Oxydationsmittel, wie beispielsweise Wasserstoffsuperoxyd, zugesetzt.suitable for dyeing furs, feathers and the like; one obtains herewith, in particular with addition of hydrogen peroxide, clear and full colorations which depend on the one used Amount of the amino compound can go from yellow to dark orange. The method is also particularly suitable for combination with dyeing · by means of similar products. The dye bath becomes better To develop the color, it is advisable to use an oxidizing agent such as hydrogen peroxide, added.

Es ist bereits bekannt, Diaminoderivate der aromatischen Reihe zum Färben von Pelzen, Haaren u. dgl. zu verwenden (vgl. die Patentschriften 47349, 80814 und 154652); während man jedoch bei Anwendung der in diesen Patentschriften genannten Diamine meist dunkle bzw. gedeckte Nuancen erhält,It is already known to use diamino derivatives of the aromatic series for dyeing fur, To use hair and the like (see patents 47349, 80814 and 154652); while however, when using the diamines mentioned in these patents, mostly dark or muted shades are obtained,

z. B. mit p-Phenylendiamin (Patentschrift 47349) schwarze Färbungen, mit Diaminophenol (Patentschrift 80814) braunrötliche Färbungen und mit 1 · 2-Naphtylendiamin (Patentschrift 154652) kastanienbraune Färbungen, entstehen nach dem vorliegenden Verfahren Färbungen von ausgesprochen orangefarbener und sehr klarer Nuance.z. B. with p-phenylenediamine (patent specification 47349) black colorations, with diaminophenol (patent specification 80814) reddish brown Dyeings and with 1 x 2-naphthylenediamine (patent specification 154652) maroon dyeings, According to the present process, the coloration is markedly orange and very clear nuance.

Beispiel.Example.

Man löst 2 g o- Amino - ρ - nitranilin der oben angegebenen Konstitution in 1 1 Wasser unter Zusatz von so viel Salzsäure auf, daß die Lösung · schwach sauer__reagiert. Diese Lösung wird mit 2ö g Wasserstoffsuperoxyd-. lösung versetzt und in dieses Färbebad das Fell*eingebracht; nach etwa drei Stunden, wobei des öfteren umgerührt wird, hat sich die Farbe genügend entwickelt. Das Fell wird alsdann in der üblichen Weise gespült und getrocknet. Man erhält so eine dunkelorangene, etwas bräunliche Färbung.Dissolve 2 g of o-amino-ρ-nitraniline of the above constitution in 1 l of water with the addition of so much hydrochloric acid that the solution reacts weakly acidic. These Solution is with 2ö g hydrogen peroxide. solution and in this dye bath the Fur * introduced; after about three hours, with frequent stirring, has become the color developed sufficiently. The fur is then rinsed in the usual way and dried. This gives a dark orange, somewhat brownish color.

Zur Erzielung hellerer Färbungen genügt · es, etwa l/2 g Base auf 1 1 Wasser unter Zusatz von ' etwa 5 g Wasserstoffsuperoxyd zu nehmen; man erhält alsdann ein schönes goldblond. To achieve a lighter color it is sufficient to take about 1/2 g of base to 1 liter of water with the addition of about 5 g of hydrogen peroxide; you then get a beautiful golden blonde.

Claims (1)

Pate nt-An s PRU cn:Pate nt-An s PRU cn: Verfahren zum Färben von Pelzen, Federn u. dgl., dadurch gekennzeichnet, daß diese mit einer Lösung von o-Aminop-nitrani'lin (NH2 : N O2 : NH.2 = 1: 4: 2) mit oder ohne Zusatz eines Oxydationsmittels behandelt werden.Process for dyeing furs, feathers and the like, characterized in that they are treated with a solution of o-aminop-nitranilin (NH 2 : N O 2 : NH. 2 = 1: 4: 2) with or without additives treated with an oxidizing agent.
DENDAT190622D Active DE190622C (en)

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1042180B (en) * 1955-11-18 1958-10-30 Monsavon L Oreal Soc Preparations for coloring animal fibers, in particular living hair
DE1096552B (en) * 1955-11-25 1961-01-05 Monsavon L Oreal Soc Preparations for coloring living hair

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1042180B (en) * 1955-11-18 1958-10-30 Monsavon L Oreal Soc Preparations for coloring animal fibers, in particular living hair
DE1096552B (en) * 1955-11-25 1961-01-05 Monsavon L Oreal Soc Preparations for coloring living hair

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