Hydroxy terminated polyoxypropylene polyamides

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United States of America Patent

PATENT NO 5130382
SERIAL NO

07501815

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Abstract

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Hydroxy terminated polyamides are prepared having the formula: ##STR1## wherein R represents a defined hydrocarbon group, R' and R' represents defined oxypropylene groups, and R'' represents a defined oxyethylene group, the hydroxy terminated polyamide having been prepared by first preparing an intermediate dicarboxylic acid terminated polyoxypropylene polyamide by reacting an excess of a dicarboxylic acid component with a diamine mixture composed of a higher molecular weight polyoxypropylene diamine and a lower molecular weight polyoxypropylene diamine, and by reacting the intermediate polyamide with a molar excess of an oxyethylene amino alcohol.

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Patent Owner(s)

Patent OwnerAddress
HUNTSMAN CORPORATION500 HUNTSMAN WAY SALT LAKE CITY UT 84108

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Speranza, George P Austin, TX 150 1272
Su, Wei-Yang Austin, TX 77 398

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