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:
Nov. 17, 2020
Filed:
Dec. 07, 2017
Basf SE, Ludwigshafen am Rhein, DE;
Marie Katrin Schroeter, Ludwigshafen am Rhein, DE;
Alvaro Gordillo, Heidelberg, DE;
Andrei-Nicolae Parvulescu, Ludwigshafen am Rhein, DE;
Johann-Peter Melder, Ludwigshafen am Rhein, DE;
Carlos Lizandara Pueyo, Ludwigshafen am Rhein, DE;
Juergen Bechtel, Heidelberg, DE;
Thomas Heidemann, Ludwigshafen am Rhein, DE;
Stephan A. Schunk, Heidelberg, DE;
Ulrich Mueller, Ludwigshafen am Rhein, DE;
BASF SE, , DE;
Abstract
Preparing ethanolamines/ethyleneamines in the presence of an amination catalyst prepared by reducing a calcined catalyst precursor containing one or more metals of groups 8, 9, 10 and/or 11 and low basicity achieved by: a) coprecipitating catalyst precursor and active composition additionally contains alkali metals or alkaline earth metals; b) the catalyst precursor is prepared by impregnating a support material or precipitative application onto a support material containing alkali metals, Be, Ca, Ba, Sr, hydrotalcite, chrysotile or sepiolite; c) the catalyst precursor is prepared by impregnating a support material or precipitative application onto a support material and the active composition of the catalyst support contains one or more of alkali metals and alkaline earth metals; d) the catalyst precursor is calcined at temperatures of 600° C. or more; or e) the catalyst precursor is prepared by a combination of a) and d), b) and d), or c) and d).