| abstract |
A process for preparing vinyl acetate in the gas phase from ethylene, acetic acid and oxygen or oxygen-containing gases on a catalyst which comprises 0.5-2.0% by weight of palladium and/or its compounds, 0.2-1.3% by weight of gold and/or its compounds, and 0.3-10% by weight of alkali metal compounds on a carrier, wherein the catalyst additionally comprises 0.01-1% by weight of at least one lanthanoid metal and/or its compounds, the percentages relating to the metal contents, based on the total mass of the catalyst. |