Carbon-coated lithium titanium spinel

US9085491B2 · kind B2 · utility

Assignee

• Sued-Chemie IP GmbH & Co. KG · DE

Inventors

• Jasmin Dollinger · Freising, DE
• Andreas Pollner · Moosburg an der Isar, DE
• Michael Holzapfel · Birkenfeld, DE
• Nicolas Tran · Nandlstadt, DE
• Norbert Schall · Langenpreising, DE
• Max Eisgruber · Bruckberg, DE

Key dates

• Filing date: Feb 28, 2014
• Grant date: Jul 21, 2015
• Expiry date: Feb 28, 2034

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/10
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A carbon-containing lithium titanium oxide containing spherical particle aggregate with a diameter of 1-80 μm, consisting of lithium titanium oxide primary particles coated with carbon. Also, a method for the production of such a carbon-containing lithium titanium oxide as well as an electrode containing such a carbon-containing lithium titanium oxide as active material as well as a lithium-ion secondary battery containing an above-described electrode.