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:
Feb. 22, 2011
Filed:
Jun. 21, 2006
Eric Lacroix, Amberieux d'Azergues, FR;
Serge Hub, Villeurbanne, FR;
Wolfgang Holderich, Frankenthal, DE;
Wilm Eickelberg, Liederbach, DE;
Francois Fajula, Teyran, FR;
Francesco Direnzo, Montpellier, FR;
Markus Brandhorst, Lyons, FR;
Eric Lacroix, Amberieux d'Azergues, FR;
Serge Hub, Villeurbanne, FR;
Wolfgang Holderich, Frankenthal, DE;
Wilm Eickelberg, Liederbach, DE;
Francois Fajula, Teyran, FR;
Francesco DiRenzo, Montpellier, FR;
Markus Brandhorst, Lyons, FR;
Arkema France, Colombes, FR;
Abstract
The present invention relates to a process for the preparation of lauryllactam in which a Beckmann rearrangement of cyclododecanone oxime is carried out. Said process is carried out in the gas phase at a temperature of between 180 and 450° C. in the presence of a microporous material having a three-dimensional inorganic main structure composed of tetrahedra connected via a common edge, called zeolite.