English to French Law/Patents Patents

Process for dehydrating an alcohol to prepare corresponding olefin(s), comprising:
providing a feed (A) comprising at least an alcohol having at least 2 carbon atoms, and preferably at most 5 carbon atoms, or a mixture thereof optionally water, optionally an inert component, in a dehydration unit,
placing the feed (A) into contact with an acidic catalyst in a reaction zone of said dehydration unit containing metallic sites at conditions effective to dehydrate at least a portion of the alcohol to make an olefin or a mixture of olefins having the same number of carbon atoms as the alcohol