DE58611C - Method of dyeing wool green with the Mononitroso (2nd - Google Patents

Method of dyeing wool green with the Mononitroso (2nd

Info

Publication number
DE58611C
DE58611C DENDAT58611D DE58611DA DE58611C DE 58611 C DE58611 C DE 58611C DE NDAT58611 D DENDAT58611 D DE NDAT58611D DE 58611D A DE58611D A DE 58611DA DE 58611 C DE58611 C DE 58611C
Authority
DE
Germany
Prior art keywords
mononitroso
dyeing wool
wool green
green
wool
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 - Lifetime
Application number
DENDAT58611D
Other languages
German (de)
Original Assignee
7)—Dioxynaphtalin des Patentes Nr. 55 204 (Kl. 22). — A. LEONHARDT & CO. in Mühlheim i. Hessen
Publication of DE58611C publication Critical patent/DE58611C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B51/00Nitro or nitroso dyes
    • C09B51/005Nitroso dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Description

KAISERLICHESIMPERIAL

PATENTAMTPATENT OFFICE

No. 55204 (Klasse 22).No. 55204 (Class 22).

Die Patente No. 51478 und Zusatz No. 53203 haben ergeben, dafs mit Metallsalzen, und zwar insbesondere Chrom- oder Thonerdesalzen vorgebeizte Wolle durch die Mononitrosoverbindung des Dioxynaphtalins aus Bayer'scher β - Naphtolsulfosäure und die Dinitrosoverbin-' dung des 1: 8 - Dioxynaphtalins dunkelbraun gefärbt wird.The patents no. 51478 and addition no. 53203 have shown that wool pre-stained with metal salts, in particular with chromium or clay salts, is colored dark brown by the mononitroso compound of dioxynaphthalene from Bayer's β-naphthol sulfonic acid and the dinitroso compound of 1: 8-dioxynaphthalene.

Die Erfinder dagegen haben gefunden, dafs die nach ihrem Patent No. 55204 (Klasse 22) hergestellte Mononitrosoverbindung des 2 ■ 7-D1-oxynaphtalins auf mit Eisen vorgebeizter Wolle rein hellgrüne, vollkommen echte Nuancen liefert. Der entsprechende Chromlack ist braun, aber wegen seiner geringeren Walk- und Lichtechtheit nur von untergeordneter Bedeutung.The inventors, on the other hand, have found that the patent no. 55204 (class 22) produced mononitroso compound of 2 ■ 7-D1-oxynaphthalene on wool pre-stained with iron, pure light green, completely real nuances supplies. The corresponding chrome lacquer is brown, but because of its lower mill and lightfastness only of minor importance.

Beispiel für das Färbeverfahren.Example of the dyeing process.

10 kg Wolle, welche mit 1 kg Eisenvitriol und 0,5 kg Weinstein in bekannter Weise angesotten worden sind, bringt man in ein Färbebad, bestehend aus 1 kg Nitrosodioxynaphtalin (20 pCt.) und 250 1 Wasser.10 kg of wool, which with 1 kg of iron vitriol and 0.5 kg of tartar have been soaked in a known manner, are placed in a dye bath, consisting of 1 kg of nitrosodioxynaphthalene (20 pCt.) And 250 liters of water.

Man geht handwarm ein und färbt in einer Stunde kochend aus.You go in lukewarm and color it at the boil in an hour.

Claims (1)

Patent-Anspruch:·Patent claim: Verfahren zum Grünfärben von Wolle mit dem Mononitrosodioxynaphtalin des Patentes No. 55204 (Klasse 22), darin bestehend, dafs man diesen Körper auf mit Eisen vorgebeizte Wolle nach Art der Alizarin-Farbstoffe auffärbt.Process for dyeing wool green with the mononitrosodioxynaphthalene of the patent No. 55204 (Class 22), consisting in pre-pickling this body with iron Dyes wool in the manner of alizarin dyes.
DENDAT58611D Method of dyeing wool green with the Mononitroso (2nd Expired - Lifetime DE58611C (en)

Publications (1)

Publication Number Publication Date
DE58611C true DE58611C (en)

Family

ID=332895

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT58611D Expired - Lifetime DE58611C (en) Method of dyeing wool green with the Mononitroso (2nd

Country Status (1)

Country Link
DE (1) DE58611C (en)

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