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:
Dec. 10, 2013
Filed:
Jun. 28, 2010
Nicole Hildebrandt, Bermersheim, DE;
Arno Lange, Bad Dürkheim, DE;
Klaus Leitner, Ludwigshafen, DE;
Phillip Hanefeld, Cranford, NJ (US);
Claudia Staudt, Düsseldorf, DE;
Nicole Hildebrandt, Bermersheim, DE;
Arno Lange, Bad Dürkheim, DE;
Klaus Leitner, Ludwigshafen, DE;
Phillip Hanefeld, Cranford, NJ (US);
Claudia Staudt, Düsseldorf, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to a novel porous film material which comprises at least one carbonaceous semimetal oxide phase, and to a process for production thereof. The invention also relates to the use of these porous film materials as a separator layer or for production of such separator layers in electrochemical cells, particularly in lithium cells and especially in lithium secondary cells. The inventive porous film material comprises: