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. 10, 2015
Filed:
Jan. 30, 2013
Ian Williams, Park Ridge, NJ (US);
John Christopher Williams, Hoboken, NJ (US);
German Maya Maya-hernandez, Irapuato, MX;
Lilia Patricia Hernandez Salas, Irapuato, MX;
Miguel Angel Lopez Guerrero, Valle De Santiago, MX;
Ian Williams, Park Ridge, NJ (US);
John Christopher Williams, Hoboken, NJ (US);
German Maya Maya-Hernandez, Irapuato, MX;
Lilia Patricia Hernandez Salas, Irapuato, MX;
Miguel Angel Lopez Guerrero, Valle De Santiago, MX;
Other;
Abstract
Disclosed is a process for the preparation of an amine (particularly diamines and polyamines) by reacting an alkanolamine or a polyol with ammonia in the presence of a catalyst composed of two active metals from the group of transition metals, namely nickel and chromium supported on a microporous refractory substrate, in a hydrogenated, trickle bed reactor.