Catalyst and process for preparing vinyl acetate

Details Catalyst and process for preparing vinyl acetate Catalyst and process for preparing vinyl acetate

B - Operations, Transporting

01

J

B01J 23/58 (2006.01) B01J 23/60 (2006.01) B01J 23/656 (2006.01) C07C 67/055 (2006.01) C07C 69/15 (2006.01)

Patent

CA 2222010

The invention relates to a catalyst and a process for preparing vinyl acetate in the gas phase from ethylene, acetic acid and oxygen or oxygen-containing gases over a catalyst comprising palladium and/or its compounds, cadmium compounds and alkali metal compounds on a support, wherein the catalyst additionally contains at least one rhenium and/or at least one zirconium compound.

L'invention concerne un catalyseur et un procédé pour préparer de l'acétate de vinyle en phase gazeuse à partir d'éthylène, d'acide acétique et d'oxygène ou des gaz contenant de l'oxygène sur un catalyseur comprenant du palladium et/ou ses composés, des composés du cadmium et des composés de métaux alcalins sur un support, où le catalyseur contient en plus au moins un composé du rhénium et/ou au moins un composé du zirconium.

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