公开(公告)号：US12224440B2

公开(公告)日：2025-02-11

申请号：US18564734

申请日：2022-06-14

Applicant: BASF SE ,  Karlsruher Institut Für Technologie

Inventor： Matteo Bianchini ,  Pascal Hartmann ,  Torsten Brezesinski ,  Katja Ramona Kretschmer ,  Soeren Lukas Dreyer

IPC: H01M4/58 ,  H01M4/131 ,  H01M4/36 ,  H01M4/505 ,  H01M4/02

Abstract: Disclosed herein is a process for making a coated cathode active material, where the process includes the following steps: (a) providing an electrode active material according to general formula Li1+xTM1−xO2, where TM is a combination of metals according to general formula (I), and x is in the range of from zero to 0.2, with a moisture content in the range of from 500 to 1,500 ppm, (b) reacting the electrode active material with a silicon alkoxide and an alkyl aluminum compound in one or more sub-steps, and (c) heat-treating the material so obtained in an oxygen-containing atmosphere at a temperature in the range of from 100 to 400° C. for 10 minutes to 4 hours.

公开(公告)号：US20190181498A1

公开(公告)日：2019-06-13

申请号：US16309500

申请日：2017-06-07

Applicant: BASF SE

Inventor： Michael Baecker ,  Daniel Waldmann ,  Joern Kulisch ,  Johan ter Maat ,  Pascal Hartmann ,  Mariusz Mosiadz ,  Annika Baumann ,  Lukas Ewald

IPC: H01M10/0562 ,  H01M10/0525

Abstract: Described herein is a process for preparing a thin film including a solid electrolyte, which includes lithium and sulfur.