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:
May. 12, 2020
Filed:
Jan. 11, 2016
Total Marketing Services, Puteaux, FR;
Centre National DE LA Recherche Scientifique(cnrs), Paris, FR;
Universite Claude Bernard Lyon, Villeurbanne, FR;
Ecole Superieure DE Chimie Physique Electronique DE Lyon, Villeurbanne, FR;
Cesar Rios Neyra, Villeurbanne, FR;
Kai Chung Szeto, Villeurbanne, FR;
Mostafa Taoufik, Villeurbanne, FR;
Total Raffinage Chimie, Courbevoie, FR;
Centre National de la Recherche Scientifique (CNRS), Paris, FR;
Universite Claude Bernard Lyon, Villeurbanne, FR;
Ecole Superieure de Chimie Physique Electronique de Lyon, Villeurbanne, FR;
Abstract
The disclosure relates to a selective head-to-head dimerization of conjugated diene compounds by a catalytic process in a reaction medium without solvent or with solvent comprising hydrocarbons, in the presence of a specific additive of the phenol type.