Method for the production of acrylic acid from propane, in...

Details Method for the production of acrylic acid from propane, in... Method for the production of acrylic acid from propane, in...

2003-09-09

2008-03-18

Puttlitz, Karl (Department: 1621)

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

Organic compounds

Carboxylic acids and salts thereof

Reexamination Certificate

active

07345198

ABSTRACT:
The invention concerns the production of acrylic acid from propane in the presence of molecular oxygen. Said method consists in passing a gas mixture comprising propane, molecular oxygen, water vapour and, optionally, an inert gas, on a catalyst of formula (I) MolVaTebNbcSidOxto oxidize propane into acrylic acid, the propane/molecular oxygen mol ratio in the initial gas mixture being not less than 0.5.

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Preliminary Search Report for French Application No. 03/06412, dated Feb. 20, 2004.
International Search Report for PCT/FR03/02674, dated Apr. 3, 2004.

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