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. 13, 2011
Filed:
Jun. 28, 2004
Applicants:
Roger Malherbe, Muttenz, CH;
Jean-marc Pfefferle, Brent, CH;
Inventors:
Roger Malherbe, Muttenz, CH;
Jean-Marc Pfefferle, Brent, CH;
Assignee:
Huntsman Advanced Materials Americas LLC, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 301/27 (2006.01); C07D 303/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of aromatic N-glycidylamines is described, wherein an amine which contains at least one aromatic aminehydrogen atom is heated with at least 0.7 equivalent of epichlorohydrin per aminehydrogen equivalent of the aromatic amine, using a divalent or polyvalent metal salt of nitric acid, as a catalyst, dissolved in propylene carbonate, and the product is then dehydrochiorinated.