Method of preparing fatty acid monoester of polyoxyethylene, ester made therewith, and uses thereof

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United States of America Patent

PATENT NO 11254787
APP PUB NO 20200247946A1
SERIAL NO

16639814

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Abstract

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A method of preparing a mono(C4-32 hydrocarbyl) ester of a mono(C1-4 alkyl)polyoxyalkylene glycol by contacting a C1-4 alcohol and an alkylene oxide comprising ethylene oxide, propylene oxide, or a combination comprising at least one of the foregoing under conditions effective to provide a first mono(C1-4 alkyl)polyoxyalkylene glycol having a first average degree of polymerization; contacting the first mono(C1-4 alkyl)polyoxyalkylene glycol and the alkylene oxide under conditions effective to provide a second mono(C1-4 alkyl)polyoxyalkylene glycol having a second average degree of polymerization that is higher than the first average degree of polymerization; and contacting the second (C1-4 alkyl)polyoxyalkylene glycol and a C4-32 carboxylic acid to provide the mono(CC4-32 hydrocarbyl) ester of a mono(C1-4 alkyl)polyoxyalkylene glycol.

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Patent Owner(s)

Patent OwnerAddress
SABIC GLOBAL TECHNOLOGIES B VBERGEN OP ZOOM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Al-Anazi, Flaiyh Riyadh, SA 9 6
Bakalla, Mohammed Riyadh, SA 1 0

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