Method of making acrylic acid from hydroxypropionic acid

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United States of America Patent

PATENT NO 9890102
SERIAL NO

15342428

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Abstract

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Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a stream containing hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof with either an active catalyst containing an amorphous and partially-dehydrated phosphate salt or a precursor catalyst containing a crystalline phosphate salt in a reactor with a low corrosion rate are provided.

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Patent Owner(s)

Patent OwnerAddress
THE PROCTER & GAMBLE COMPANYONE PROCTER & GAMBLE PLAZA CINCINNATI OH 45202

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Collias, Dimitris Ioannis Mason, US 172 1723
Godlewski, Jane Ellen Loveland, US 41 151
Velasquez, Juan Esteban Cincinnati, US 50 93

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