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:
Apr. 21, 2026
Filed:
Jul. 13, 2020
Evonik Operations Gmbh, Essen, DE;
Cornelia Schrantz, Mörsfeld, DE;
Raphaela Schrantz, Siefersheim, DE;
Ulrich Fischer, Mömbris, DE;
Daniel Ness, Hanau, DE;
Stephan Wieber, Karlsruhe, DE;
Michael Gerhard Hagemann, Shanghai, CN;
Günter Schmitt, Darmstadt, DE;
Jennifer Schrantz, Wendelsheim, DE;
Katharina Dauth, Offenbach, DE;
Can Metehan Turhan, Dieburg, DE;
Evonik Operations GmbH, Essen, DE;
Abstract
The invention relates to the use of a polymeric-inorganic nanoparticle composition as a heat transfer fluid in battery or other electrical equipment systems. The electrical equipment can be in particular electric batteries, electric motors, electric vehicle transmissions, electric transformers, electric capacitors, fluid-filled transmission lines, fluid-filled power cables, computers and power electronics such as electric power converters.