The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 19, 2021
Filed:
Feb. 22, 2016
Versalis S.p.a., San Donato Milanese, IT;
Nicola Vecchini, Verona, IT;
Gianni Girotti, San Giuliano Milanese, IT;
versalis S.p.A., San Donato Milanese, IT;
Abstract
The present invention relates to a process for the dehydration of at least one oxygenated compound, preferably selected from saturated alcohols, unsaturated alcohols, diols, ethers, in the presence of at least one dehydration catalyst selected from cerium oxide (CeO), aluminium oxide (γ-AlO), aluminium silicate, silica-aluminas (SiO—AlO), aluminas, zeolites, sulfonated resins, ion-exchange resins, metal oxides (for example, lanthanum oxide, zirconium oxide, tungsten oxide, thallium oxide, magnesium oxide, zinc oxide); of at least one basic agent selected from ammonia (NH), or from inorganic or organic compounds containing nitrogen capable of developing ammonia (NH) during said dehydration process; and, optionally, of silica (SiO), or of at least one catalyst for the dissociation of ammonia (NH) selected from catalysts comprising silica (SiO), preferably of silica (SiO).