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:
Dec. 14, 2010
Filed:
Sep. 15, 2006
Gérard Hillion, Herblay, FR;
Bruno Delfort, Paris, FR;
Gérard Hillion, Herblay, FR;
Bruno Delfort, Paris, FR;
IFP Energies Nouvelles, Rueil Malmaison Cedex, FR;
Abstract
A method of manufacturing an ester composition comprising ethyl esters of linear monocarboxylic acids having 6 to 26 carbon atoms from a vegetable or an animal oil, neutral or acid, virgin or recycled, the method comprising: a stage 1 of reaction of vegetable or animal oil with methanol, in the presence of a heterogeneous catalyst comprising a combination of at least one metallic oxide and alumina or a combination of at least two metallic oxides and possibly alumina, and a stage 2 of reaction of the product from stage 1 with ethanol in the presence of a heterogeneous catalyst as defined for stage 1, so as to obtain from vegetable or animal oils, a mixture of fatty acid esters rich in fatty acid ethyl esters and a glycerin of high purity.