DE83902C - - Google Patents

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Publication number
DE83902C
DE83902C DENDAT83902D DE83902DA DE83902C DE 83902 C DE83902 C DE 83902C DE NDAT83902 D DENDAT83902 D DE NDAT83902D DE 83902D A DE83902D A DE 83902DA DE 83902 C DE83902 C DE 83902C
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DE
Germany
Prior art keywords
yellow
impregnated
aqueous solution
green color
copper oxide
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
DENDAT83902D
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German (de)
Publication of DE83902C publication Critical patent/DE83902C/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
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/51Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof
    • D06M11/53Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof with hydrogen sulfide or its salts; with polysulfides
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/48Oxides or hydroxides of chromium, molybdenum or tungsten; Chromates; Dichromates; Molybdates; Tungstates
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/51Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof
    • D06M11/54Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof with sulfur dioxide; with sulfurous acid or its salts
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/58Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
    • D06M11/59Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with ammonia; with complexes of organic amines with inorganic substances
    • D06M11/62Complexes of metal oxides or complexes of metal salts with ammonia or with organic amines

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

KAISERLICHESIMPERIAL

PATENTAMT.PATENT OFFICE.

in BETTENHAUSEN.in BETTENHAUSEN.

imprägnirt sind.are impregnated.

Mit Kupferoxydammoniak imprägnirte Gewebe besitzen eine hervorragende Wasserdichtigkeit und zeichnen sich ferner dadurch aus, dafs sie den Witterungseinflüssen gegenüber ganz aufserordentlich widerstandsfähig sind und daher eine grofse Dauerhaftigkeit besitzen.Fabrics impregnated with copper oxide ammonia have excellent water resistance and are further distinguished by the fact that they are resistant to the effects of the weather are extremely resistant and therefore have great durability.

Diesen vorzüglichen Eigenschaften verdankt die Kupferoxydammoniak - Imprägnation ihre grofse Beliebtheit, sie würde aber noch weit mehr angewendet werden, wenn nicht die grellgrüne Farbe der so imprä'gnirten Stoffe in vielen Fällen die Benutzung unmöglich machte.The copper oxide ammonia impregnation owes its excellent properties Great popularity, but it would be used far more if it weren't for that The bright green color of the impregnated fabrics made them impossible to use in many cases.

Baswitz (D. R. P. Nr. 52193) entfernt die grüne Farbe, indem er den Geweben das Kupferoxydhydrat durch Säuren entzieht, während gerade durch den Gehalt an Kupfer die Widerstandsfähigkeit gegen Witterungseinflüsse bedingt ist.Baswitz (D. R. P. No. 52193) removes the green color by giving the tissues the Copper oxyhydrate is withdrawn by acids, while precisely by the content of copper the Resistance to weather influences is conditional.

Wir haben nun gefunden, dafs sich diese grüne Farbe beseitigen läfst, ohne das Kupfer zu entfernen und ohne -dafs im Uebrigen die vorzüglichen Eigenschaften der Imprägnation beeinträchtigt werden. Es ist uns gelungen, die grüne Farbe durch verschiedene Farbtöne von dunkelbraun bis hellgelb zu ersetzen.We have now found that this green color can be eliminated without the copper to remove and without the rest of the excellent properties of the impregnation be affected. We managed to get the green color through different shades from dark brown to light yellow.

Das Verfahren gestaltet sich verschieden, je nach den gewünschten Nuancen.The process is different, depending on the desired nuances.

I. Braun.I. Brown.

Läfst man das fertig imprägnirte und getrocknete grüne Gewebe eine wässerige Lösung von Schwefelwasserstoff oder eine Lösung der Sulfide der Alkalien oder Erdalkalien passiren, so nimmt es je nach der Dauer der Behandlung und der Concentration der Lösung eine hell- bis dunkelbraune Farbe an. Denselben Erfolg erreicht man mit gasförmigem Schwefelwasserstoff. If the completely impregnated and dried green fabric is left in an aqueous solution of hydrogen sulphide or a solution of the sulphides of alkalis or alkaline earths, so it takes one depending on the duration of the treatment and the concentration of the solution light to dark brown color. The same success is achieved with gaseous hydrogen sulfide.

II. Grüngelb, Gelb bis Gelbbraun.II. Green-yellow, yellow to yellow-brown.

Mit Kupferoxydammoniak getränkte, noch feuchte oder auch getrocknete Gewebe läfst man ein Bad passiren, welches Salze der Chromsäure gelöst enthält. Bei dem hierauf folgenden Trocknen wird die Farbe entwickelt und fällt je nach der Concentration des Chromatbades und der beim Trocknen angewendeten Temperatur gelbgrün, gelb bis gelbbraun aus. Removes damp or dried tissue soaked in copper oxide ammonia a bath is passed which contains salts of chromic acid in solution. With this one following drying the color will develop and fall depending on the concentration of the Chromate bath and the temperature used for drying yellow-green, yellow to yellow-brown.

1III. Hellgelb bis Graugelb. 1 III. Light yellow to gray yellow.

Behandelt man das mit Kupferoxydammoniak imprägnirte trockene Gewebe mit wässeriger Schwefelsäure oder mit einer Lösung von Bisulfiten, so verschwindet die grüne Farbe sehr schnell und macht einem angenehmen Gelb bis Gelbgrau Platz.If the dry tissue impregnated with copper oxide ammonia is treated with watery tissue Sulfuric acid or with a solution of bisulfites, the green color disappears very much quickly and gives way to a pleasant yellow to yellow-gray.

Die Nuance hängt in diesem Falle hauptsächlich von der Dauer der Einwirkung ab.
. Die Schwefligsäure kann auch in Gasform angewendet werden.
The nuance in this case depends mainly on the duration of exposure.
. The sulfurous acid can also be used in gaseous form.

Kupfer.wird den Geweben durch die vor-Copper. Is added to the tissues by the

beschriebenen Behandlungsweisen nicht entzogen. treatment methods described not withdrawn.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Beseitigung der grünen Farbe von Geweben, welche mit Kupferoxydammoniak imprägnirt sind, darin bestehend, dafs man dieselben, je nach den gewünschten Farbtönen, mit Schwefelwasserstoff in wässeriger Lösung oder mit Lösungen der Sulfide der Alkalien bezw. Erdalkalien oder mit gasförmigem Schwefelwasserstoff,Process for eliminating the green color of fabrics which contain copper oxide ammonia are impregnated, consisting in the fact that the same, depending on the desired color tones, with hydrogen sulphide in aqueous solution or with solutions of the sulphides of alkalis respectively Alkaline earths or with gaseous hydrogen sulfide, mit Salzen der Chromsäure in wässeriger Lösung,with salts of chromic acid in aqueous solution, mit Schwefligsäure oder deren sauren Salzen behandelt.treated with sulphurous acid or its acidic salts.
DENDAT83902D Active DE83902C (en)

Publications (1)

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