Process for producing methyl methacrylate having reduced biacetyl content

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United States of America Patent

PATENT NO 9067880
APP PUB NO 20130217914A1
SERIAL NO

13881498

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Abstract

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This invention provides a process for reducing biacetyl in alpha-, beta-unsaturated carboxylic acid esters, particularly in acrylic or methacrylic (hereinafter “(meth)acrylic”) esters, which comprise low levels of weak acid.

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Patent Owner(s)

  • ROHM AND HAAS COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Curtis, Michael A Houston, US 8 57
Flosser, David A Missouri City, US 4 1
Juliette, Jamie J Houston, US 4 3
Maillot, Philippe P Kingwood, US 11 10
Williams, Donna Pearland, US 5 16

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