Recovery of acrylic acid and/or ethyl acrylate from black acid

Details Recovery of acrylic acid and/or ethyl acrylate from black acid Recovery of acrylic acid and/or ethyl acrylate from black acid

C - Chemistry, Metallurgy

07

C

202/94, 260/482.

C07C 67/04 (2006.01) C07C 69/54 (2006.01)

Patent

CA 1307795

ABSTRACT Black acid or the sulfuric acid residue obtained in the manufacture of ethyl acrylate by reaction of ethylene and acrylic acid in the presence of sulfuric acid is heated and distilled in the presence of a solvent for recovery of acrylic acid and ethyl acrylate.

569861

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