Removing volatile compounds from polymer pellets
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 DEG C to Tb of the liquid, wherein Tb is the boiling point of the liquid at the ap...
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Format: | Patent |
Sprache: | chi ; eng |
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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 DEG 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 isdirected to the use of a liquid for the treatment of plastic material and to a plant for treating plastic material with a liquid. |
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