Methods of reducing color in alkanolamine compositions and compositions produced thereby

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11203568
APP PUB NO 20180370899A1
SERIAL NO

16062385

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Abstract

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A method of reducing color in an alkanolamine, the method comprising: contacting the alkanolamine with an amount of an aqueous solution effective to provide 5 to 1000 parts per million by weight of an alkali metal borohydride, based on parts by weight of the alkanolamine; and 0.5 to 10,000 parts per million by weight of an alkali metal hydroxide, based on parts by weight of the alkanolamine; preferably wherein the color-reduced alkanolamine is not distilled after the contacting.

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Patent Owner(s)

Patent OwnerAddress
SABIC GLOBAL TECHNOLOGIES B VNETHERLANDS GELEEN LIMBURG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Al-Anazi, Flaiyh Riyadh, SA 9 6
Xu, Feng Riyadh, SA 380 2295

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