Lithium Nickel Based Composite Oxide As A Positive Electrode Active

Lithium Nickel Based Composite Oxide As A Positive Electrode Active Material For Sulfide Solid State Rechargeable Batteries

Abstract: The present invention relates a positive electrode active material for solid state batteries comprising Li, M' and O, wherein M' comprises Si and/or Zr. The present inventors have surprisingly found that the positive electrode active material of the invention increases the cycling efficiency of the battery, in particular a sulfide solid-state battery. Moreover, these coated positive electrode active material display a high first discharge capacity.

Patent Information

Application #

Filing Date

11 July 2025

Publication Number

29/2025

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

UMICORE

Rue du Marais 31 1000 Brussels

Inventors

1. KUMAKURA, Shinichi

Watertorenstraat 33 2250 Olen

2. YANG, TaeHyeon

71, 3Gongdan 2-Ro Seobuk-gu, Cheonan Chungcheongnam-do 331-200

3. BREUGELMANS, Esther

Watertorenstraat 33 2250 Olen

Specification

Documents

Application Documents

#	Name	Date
1	202547066288-STATEMENT OF UNDERTAKING (FORM 3) [11-07-2025(online)].pdf	2025-07-11
2	202547066288-REQUEST FOR EXAMINATION (FORM-18) [11-07-2025(online)].pdf	2025-07-11
3	202547066288-PRIORITY DOCUMENTS [11-07-2025(online)].pdf	2025-07-11
4	202547066288-FORM 18 [11-07-2025(online)].pdf	2025-07-11
5	202547066288-FORM 1 [11-07-2025(online)].pdf	2025-07-11
6	202547066288-DRAWINGS [11-07-2025(online)].pdf	2025-07-11
7	202547066288-DECLARATION OF INVENTORSHIP (FORM 5) [11-07-2025(online)].pdf	2025-07-11
8	202547066288-COMPLETE SPECIFICATION [11-07-2025(online)].pdf	2025-07-11
9	202547066288-FORM-26 [14-07-2025(online)].pdf	2025-07-14
10	202547066288-FORM 3 [10-10-2025(online)].pdf	2025-10-10