WO2023073089 - A POWDER FOR USE IN THE NEGATIVE ELECTRODE OF A BATTERY, A METHOD FOR PREPARING SUCH A POWDER AND A BATTERY COMPRISING SUCH A POWDER
National phase entry:
Publication Number
WO/2023/073089
Publication Date
04.05.2023
International Application No.
PCT/EP2022/080056
International Filing Date
27.10.2022
Title **
[English]
A POWDER FOR USE IN THE NEGATIVE ELECTRODE OF A BATTERY, A METHOD FOR PREPARING SUCH A POWDER AND A BATTERY COMPRISING SUCH A POWDER
[French]
POUDRE DESTINÉE À ÊTRE UTILISÉE DANS L'ÉLECTRODE NÉGATIVE D'UNE BATTERIE, PROCÉDÉ DE PRÉPARATION D'UNE TELLE POUDRE ET BATTERIE COMPRENANT UNE TELLE POUDRE
Applicants **
UMICORE
Rue du Marais 31
1000 Brussels, BE
Inventors
MOEREMANS, Boaz
UMICORE
Watertorenstraat 33
2250 Olen, BE
BRIDEL, Jean-Sébastien
UMICORE
Watertorenstraat 33
2250 Olen, BE
MARX, Nicolas
UMICORE
Watertorenstraat 33
2250 Olen, BE
Priority Data
21205537.0
29.10.2021
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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International Searching Authority |
EPO
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| Applicant's Legal Status |
Legal Entity
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| Entry into National Phase under |
Chapter I
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| Translation |
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing | 1103 | |
| EPO | Filing, Examination | 4626 | |
| Japan | Filing | 596 | |
| South Korea | Filing | 575 | |
| USA | Filing, Examination | 2710 |
Total: 9610 USD
The term for entry into the National Phase has expired. This quotation is for informational purposes only
Abstract[English]
A powder suitable for use in a negative electrode of a battery, wherein the powder comprises particles, wherein the particles comprise a matrix material and silicon- based sub-particles embedded in the matrix material, wherein the matrix material comprises a carbonaceous material, wherein the powder further comprises sulfur, the sulfur content by weight in said powder being at least 0.1% of the content of carbonaceous material by weight in said powder and at most 1% of the content of carbonaceous material by weight in said powder.[French]
L'invention concerne une poudre appropriée pour être utilisée dans une électrode négative d'une batterie. Ladite poudre comprend des particules composées d'un matériau de matrice et de sous-particules à base de silicium incorporées dans le matériau de matrice. Ledit matériau de matrice comporte un matériau carboné. La poudre comprend en outre du soufre dont la teneur en poids représente au moins 0,1 % et au plus 1 % de la teneur en matière carboné en poids dans ladite poudre.