ENTFERNUNG FLÜCHTIGER VERBINDUNGEN AUS POLYMERPELLETS

ENTFERNUNG FLÜCHTIGER VERBINDUNGEN AUS POLYMERPELLETS

The invention is directed to a process for the treatment of plastic material comprising a) providing a liquid; b) contacting the plastic material with the liquid; c) keeping the plastic material in the liquid at Tb-25 °C to Tb of the liquid, wherein Tb is the boiling point of the liquid at the appli...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HIETANEN, ENSIO, NYFORS, KLAUS, HAGANE, KAI, KNUDSEN, KARIN H, BERGMANN, FRED, KARBASI, AMIR, KORHONEN, ESA
Format: Patent
Sprache:ger
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Beschreibung
Zusammenfassung:The invention is directed to a process for the treatment of plastic material comprising a) providing a liquid; b) contacting the plastic material with the liquid; c) keeping the plastic material in the liquid at Tb-25 °C to Tb of the liquid, wherein Tb is the boiling point of the liquid at the applied pressure; and d) removing the plastic material from the liquid. Furthermore, the invention is directed to the use of a liquid for the treatment of plastic material and to a plant for treating plastic material with a liquid.