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. 26, 2017
Filed:
Dec. 08, 2014
Instituto Mexicano Del Petroleo, Mexico City, MX;
Rafael Martinez Palou, Mexico City, MX;
Natalya Victorovna Likhanova, Mexico City, MX;
Eugenio Alejandro Flores Oropeza, Mexico City, MX;
Diego Javier Guzman Lucero, Mexico City, MX;
INSTITUTO MEXICANO DEL PETROLEO, Mexico City, MX;
Abstract
Ionic liquids of the general formula CAwhere Crepresents an organic cation, specifically, but not limited to the imidazolium, pyridinium, isoquinolinium, ammonium types, which have aliphatic and aromatic substituents, while Arepresents a carboxylate, aromatic and aliphatic anion. The ionic liquids are synthesized under conventional heating or microwave irradiation This invention is also related to the application of ionic liquids to remove sulfur compounds of naphthas through a liquid-liquid extraction and the recovery and reuse of ionic liquids by the application of heat, reduced pressure and washing with solvents.