Start-up procedure for underwater pelletizer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20070170611A1
SERIAL NO

11581616

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for starting up or stopping and restarting an underwater pelletizer is described. The method involves inducing partial freeze-off of the polymer melt in the holes of an internally insulated die plate to prevent polymer drool by passing full water flow across the face of the die plate. The method advantageously does not require using hot oil to heat the die plate or decreasing and/or increasing the heating provided to the die plate.

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Patent Owner(s)

Patent OwnerAddress
WESTLAKE LONGVIEW CORPORATION2801 POST OAK BOULEVARD SUITE 600 HOUSTON TX 77056

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hudson, Andrew Steven White Oak, TX 2 8

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