METHOD FOR THE PRODUCTION OF BIO-SOURCED ACRYLIC ACID

USPTO Patent Application US 2017/0166507 A1
Application Date: Jun. 15th, 2017

ABSTRACT

The present invention relates to the manufacture of biobased acrylic acid from glycerol as starting material, the term “biobased acid” indicating that the acrylic acid is essentially based on a...
Application Number:
15/118,134
International Classification:
C07C 51/25 (20060101); C07C 51/43 (20060101); C07C 45/52 (20060101); C07C 51/44 (20060101)
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CLAIMS

What is claimed is:

1. A process for recovering biobased acrylic acid from a gaseous reaction mixture obtained by gas-phase oxidation of a stream containing acrolein generated by a glycerol dehydration reaction in a first reactor, wherein said gaseous reaction mixture comprises a water/acrylic acid weight ratio of less than 1.6, the process comprising...

DESCRIPTION

The work leading to the present invention benefited from financial support from the Seventh Framework Programme of the European Community by virtue of the grant agreement No. 228867.
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