Processes and compositions for cleaning mixing devices to improve polymer production

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United States of America Patent

PATENT NO 9856443
SERIAL NO

15061384

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Abstract

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A cleaning mixture comprising polymeric resin pellets having a Rockwell R hardness of 85 to 140, water, and a surfactant salt comprising at least one of sulfonate salts, C6 to C36 carboxylic acid salts, or mixtures thereof, is used to purge the mixing device. The cleaning mixture has a pH of 6.0 to 9.0.

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Patent Owner(s)

Patent OwnerAddress
SABIC GLOBAL TECHNOLOGIES B VPLASTICSLAAN 1 BERGEN OP ZOOM 4612 PX

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ehrensbeck, Franklin Evansville, US 9 20
Gallucci, Robert Russell Mount Vernon, US 91 1014

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