Removing volatile compounds from polymer pellets

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United States of America Patent

PATENT NO 9216548
APP PUB NO 20110245445A1
SERIAL NO

12746081

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
BOREALIS TECHNOLOGY OYP O BOX 330 FINALIS 06101 PORVOO 06101

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergmann, Fred Skien, NO 5 47
Hagane, Kai Langesund, NO 3 10
Hietanen, Ensio Tolkkinen, FI 1 4
Karbasi, Amir Espoo, FI 6 161
Knudsen, Karin H Porsgrunn, NO 2 7
Korhonen, Esa Porvoo, FI 15 118
Nyfors, Klaus Porvoo, FI 32 96

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