Method for producing acrylic acid by heterogeneously...

Details Method for producing acrylic acid by heterogeneously... Method for producing acrylic acid by heterogeneously...

2006-04-11

2006-04-11

Richter, Johann (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

C562S545000, C562S598000

Reexamination Certificate

active

07026506

ABSTRACT:
In a process for the preparation of acrylic acid by heterogeneously catalyzed gas-phase oxidation of propene with molecular oxygen in a reaction zone, the catalytically active material is a multimetal oxide which contains the elements Mo, V, Te and/or Sb and has a specific structure.

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