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:
Jan. 12, 2021
Filed:
Jun. 22, 2017
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Sumana Roy, Lampertheim, DE;
Andreas Keller, Ludwigshafen am Rhein, DE;
Wolfgang Siegel, Ludwigshafen am Rhein, DE;
Michael Joedecke, Ludwigshafen am Rhein, DE;
Martin Haubner, Ludwigshafen am Rhein, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 215/20 (2006.01); B01D 3/14 (2006.01); A23K 20/132 (2016.01); A23L 3/3526 (2006.01); B01D 3/10 (2006.01); B01J 19/30 (2006.01);
U.S. Cl.
CPC ...
C07D 215/20 (2013.01); A23K 20/132 (2016.05); A23L 3/3526 (2013.01); B01D 3/10 (2013.01); B01D 3/14 (2013.01); B01D 3/141 (2013.01); B01D 3/143 (2013.01); B01J 19/305 (2013.01); A23V 2002/00 (2013.01); A23V 2200/02 (2013.01);
Abstract
The present invention relates to a process for purifying ethoxyquin by distillation, to high-purity ethoxyquin obtainable by means of distillative purification and to the use thereof, particularly as additive in foodstuffs and feedstuffs.