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:
Jul. 21, 2009
Filed:
Dec. 22, 2004
Applicants:
Anton Meier, Birkenheide, DE;
Johann-peter Melder, Böhl-Iggelheim, DE;
Till Gerlach, Ludwigshafen, DE;
Frank Haese, Bollingstedt, DE;
Inventors:
Anton Meier, Birkenheide, DE;
Johann-Peter Melder, Böhl-Iggelheim, DE;
Till Gerlach, Ludwigshafen, DE;
Frank Haese, Bollingstedt, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 209/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for preparing an ethylamine by reacting ethanol with ammonia, a primary amine or a secondary amine in the presence of hydrogen and a heterogeneous catalyst, in which a biochemically prepared ethanol (bioethanol) in which the concentration of sulfur and/or sulfur-containing compounds has been reduced beforehand by bringing it into contact with an adsorbent is used.