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:
Oct. 04, 2016
Filed:
Mar. 04, 2013
Basf SE, Ludwigshafen, DE;
Jan Strittmatter, Shanghai, CN;
Karl Haeberle, Speyer, DE;
Wolfgang Grabarse, Mannheim, DE;
Ivette Garcia Castro, Ludwigshafen, DE;
Markus Hansch, Speyer, DE;
Irene Troetsch-Schaller, Bissersheim, DE;
Stephan Schenk, Speyer, DE;
Michael Schroers, Bad Duerkheim, DE;
Bernhard Lange, Worms, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The use of substituted diureas, polyureas, bisurethanes or polyurethanes of the formula RX—CO—NRRin which X is RN or O and Rto Rare each independently hydrogen, alkyl radicals, alkenyl radicals, cycloalkyl radicals, aryl radicals or arylalkyl radicals, where at least one variable must be a radical having at least 4 carbon atoms and where the urea or urethane functionality must be replicated via bridging members, for improvement of the use properties of mineral and synthetic nonaqueous industrial fluids.