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. 12, 2016
Filed:
Apr. 19, 2013
Basf SE, Ludwigshafen, DE;
Alexej Michailovski, Ludwigshafen, DE;
Piyada Charoensirisomboon, Mannheim, DE;
Reinhold Rieger, Mutterstadt, DE;
Imme Domke, Jersey City, NJ (US);
Igor Shishkov, Mannheim, DE;
Hua Wu, Zurich, CH;
Xinya Zhang, Dübendorf, CH;
Massimo Morbidelli, Zurich, CH;
BASF SE, , DE;
Abstract
The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material, which comprises contacting of the mixture comprising at least one first material and at least one second material with at least one magnetic particle, or contacting of the mixture comprising at least one first material and at least one second material with at least one magnetic particle and at least one surface-modifying substance at the same time, contacting of the mixture from step (A) with at least one surface-modifying substance, if this has not been done in step (A), so that the at least one first material, the at least one surface-modifying substance and the at least one magnetic particle become attached to one another, and separation of the addition product by application of a magnetic field.