DE919709C - Method for fulling wool and hair - Google Patents

Method for fulling wool and hair

Info

Publication number
DE919709C
DE919709C DEC1304D DEC0001304D DE919709C DE 919709 C DE919709 C DE 919709C DE C1304 D DEC1304 D DE C1304D DE C0001304 D DEC0001304 D DE C0001304D DE 919709 C DE919709 C DE 919709C
Authority
DE
Germany
Prior art keywords
fulling
hair
water
acid
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
Application number
DEC1304D
Other languages
German (de)
Inventor
Dr Hermann Rudy
Anton Volz
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.)
Joh A Benckiser GmbH
Original Assignee
Joh A Benckiser GmbH
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 Joh A Benckiser GmbH filed Critical Joh A Benckiser GmbH
Priority to DEC1304D priority Critical patent/DE919709C/en
Application granted granted Critical
Publication of DE919709C publication Critical patent/DE919709C/en
Expired legal-status Critical Current

Links

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
    • D06M13/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/52Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment combined with mechanical treatment
    • D06M13/522Fulling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Description

Verfahren zum Walken von Wolle und Haaren In der Patentschrift 676 637 ist ein Walkverfahren beschrieben, das darin besteht, daß man Walkflüssigkeiten verwendet, die wasserlösliche Salze der Meta-, Pyro- oder Polyphosphorsäuren oder Gemische aus diesen Salzen enthalten.Method of fulling wool and hair In patent 676 637 a fulling process is described which consists in the fact that one fulling liquids used the water-soluble salts of meta-, pyro- or polyphosphoric acids or Contain mixtures of these salts.

In weiterer Ausbildung dieses Verfahrens wurde gefunden, daß man an Stelle der wasserlöslichen Alkalisalze der wasserarmen Phosphorsäuren die in der Patentschrift 715 5q.o beschriebenen Einwirkungsprodukte von Phosphorsäuren auf Säureamide oder deren Derivate, wie Harnstoffe, Urethane, Carbaminsäurederivate oder solche Stickstoffverbindungen, wie Nitrile, welche sich durch Wasseranlagerung in Säureamide umlagern können, zum Walken verwendet. Gleichartige Verbindungen entstehen auch durch Einwirkung von gasförmigem Ammoniak und Phosphorpentoxyd. Man erzielt mit diesen Produkten nicht nur einen gesteigerten Walkeffekt, sondern auch eine Abkürzung der Walkzeit sowie eine um etwa 2o% stärkere Schrumpfung als mit den entsprechenden phosphorsauren Salzen. Ein weiterer Vorteil der verbesserten Ausführungsform gegenüber dem Verfahren gemäß Patent 676 637 besteht noch darin, daß diese Produkte sich besonders zur Durchführung der Walke beim isoelektrischen Punkt der Wolle, also bei einem PH-Wert von etwa 5 eignen und daß sie ferner infolge ihrer Pufferungseigenschaften ein starkes Anwachsen der Alkalinität der Flotte verhindern, und zwar auch dann, wenn durch vorhergehende Waschvorgänge oder sonstige Zusätze sowie durch Umsetzung mit Calcium- und Magnesiumverbindungen ein höherer pH-Wert zwangläufig eintreten würde.In a further development of this process it was found that one can Place the water-soluble alkali salts of the phosphoric acids low in water in the Patent 715 5q.o described action products of phosphoric acids Acid amides or their derivatives, such as ureas, urethanes, carbamic acid derivatives or nitrogen compounds such as nitriles, which are formed by water attachment can rearrange in acid amides, used for fulling. Similar connections arise also through the action of gaseous ammonia and phosphorus pentoxide. One achieves with these products not only an increased flexing effect, but also a Shortening of the flexing time and about 20% more shrinkage than with the corresponding ones phosphoric acid salts. Another advantage over the improved embodiment the method according to patent 676 637 is that these products are particularly for performing the fulling at the isoelectric point of the wool, i.e. at one PH values of about 5 are suitable and that they are also due to their buffering properties prevent a strong increase in the alkalinity of the fleet, even if if through previous washing processes or other additives as well as a higher pH value inevitably due to the reaction with calcium and magnesium compounds would occur.

Beispiel i Wollstückware im Gewicht von 5o kg wird auf dem Walkzylinder behandelt mit einer Walkfiüssigkeit, die 0,4 kg einer gemäß Beispiel i des Patents 715 54o erhaltenen Stickstoff-Phosphorsäure-Verbindung und 0,4 kg getrocknete Sulfitablauge enthält.Example i Piece goods weighing 50 kg are treated on the fulling cylinder with a fulling liquid which contains 0.4 kg of a nitrogen-phosphoric acid compound obtained according to example i of patent 715 54o and 0.4 kg of dried sulphite waste liquor.

Beispiel a In einer ioo-l-Flotte werden 5 kg der gleichen Stickstoff-Phosphorsäure-Verbindung wie im Beispiel i, 500 g Calciumoxyd und ioog eines Natrönsalzes eines oleinsauren Schwefelsäureesters gelöst und in der etwa 5o° warmen Lösung 15 kg angebeizte Haare 5 Stunden lang behandelt. Nach dem Abschleudern werden die Haare in ein 2o° warmes Bad gegeben, das auf iao 1 Flotte 2,41 konzentrierte Salpetersäure enthält, 25 Minuten behandelt, geschleudert und getrocknet. EXAMPLE a 5 kg of the same nitrogen-phosphoric acid compound as in Example 1, 500 g of calcium oxide and a sodium salt of an oleic acid sulfuric acid ester are dissolved in a 100 l liquor and 15 kg of stained hair are dissolved in the approximately 50 ° warm solution for 5 hours treated. After spinning, the hair is placed in a 20 ° warm bath which contains nitric acid concentrated to 1 liquor 2.41, treated for 25 minutes, spun and dried.

Claims (1)

PATENTANSPRUCH: Verfahren zum Walken von Wolle und Haaren mit alkalischen, neutralen oder sauren Mitteln, dadurch gekennzeichnet, daß man der Walkflüssigkeit die z. B. gemäß dem Verfahren der Patentschrift 715 54o bei erhöhten Temperaturen erhältlichen Reaktionsprodukte von Phosphorsäuren, die wasserärmer sind als Orthophosphorsäure, mit Säureamiden oder deren Derivaten, wie Harnstoff, Urethanen, Carbaminsäurederivaten oder solchen Stickstoffverbindungen, welche, wie Nitrile, sich durch Wasseranlagerung in Säureamide umlagern können, zusetzt.PATENT CLAIM: Process for fulling wool and hair with alkaline, neutral or acidic agents, characterized in that one of the milled liquid the z. B. according to the method of patent 715 54o at elevated temperatures available reaction products of phosphoric acids, which are lower in water than orthophosphoric acid, with acid amides or their derivatives, such as urea, urethanes, carbamic acid derivatives or those nitrogen compounds which, like nitriles, are separated by water attachment can rearrange in acid amides, adds.
DEC1304D 1943-04-25 1943-04-25 Method for fulling wool and hair Expired DE919709C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEC1304D DE919709C (en) 1943-04-25 1943-04-25 Method for fulling wool and hair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC1304D DE919709C (en) 1943-04-25 1943-04-25 Method for fulling wool and hair

Publications (1)

Publication Number Publication Date
DE919709C true DE919709C (en) 1954-11-02

Family

ID=7012600

Family Applications (1)

Application Number Title Priority Date Filing Date
DEC1304D Expired DE919709C (en) 1943-04-25 1943-04-25 Method for fulling wool and hair

Country Status (1)

Country Link
DE (1) DE919709C (en)

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