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EP0050312A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Apparatus and process for dispersing and dissolving polymer powders

Assignee: Hoechst AG
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Filing: 1981-10-15
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Granted: —
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Expires: 2001-10-15
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Abstract

Abstract Translated from German Vorrichtung zum Dispergieren von Polymerpulvern, wie sie die Figur zeigt, die aus einem Trichter (1) mit zentraler Einfüllöffnung (2), in dessen oberem Teil mindestens eine tangentiale Fiüssigkeitszufuhr (3) angeordnet ist, einem Trichterablaufrohr (4) mit Ringdüse (5) und einer anschließenden Strahlpumpe (6) besteht sowie Verfahren zum Lösen von Polymerpulvern, dadurch gekennzeichnet, daß man das Polymerpulver in der oben beschriebenen Vorrichtung dispergiert und die Dispersion in einer turbulenten Strömung des Lösemittels auflöst. Device for dispersing polymer powders, as shown in the figure, consisting of a funnel (1) with a central filling opening (2), in the upper part of which at least one tangential liquid supply (3) is arranged, a funnel drain pipe (4) with an annular nozzle (5) and a subsequent jet pump (6) and method for dissolving polymer powders, characterized in that the polymer powder is dispersed in the device described above and the dispersion is dissolved in a turbulent flow of the solvent.

Inventors

  • 👤 Walter Dr. Müller
  • 👤 Werner Dr. Interthal
  • 👤 Hans Dr. Wilski

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-08 19:52
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/03; C08J3/05; B; B01; B01F; B01F21/00; B01F21/20; B01F25/00; B01F25/10; B01F25/103; B01F25/20; B01F25/27; B01F25/30; B01F25/31; B01F25/311; B01F25/312; B01F25/3124; B01F25/31242; B04; B04C; B04C3/00; B04C3/06; B04C5/00; B04C5/14; B04C7/00; C02; C02F; C02F1/00; C02F1/52; C02F1/5227; B01F2025/91; B01F2025/916; B01F2101/00; B01F2101/2805; B01F33/00; B01F33/80; B01F33/82; C08J2333/00; C08J2333/24; C08J2333/26

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