Electrode structure, battery and method of manufacturing electrode structure
AssigneesNational Taiwan University of Science and Technology, University of Münster
InventorsYu-Ting WENG, Nae-Lih WU, Bing-Joe HWANG, Martin WINTER, Placke TOBIAS
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Abstract
A electrode structure is provided in some embodiments of the present disclosure, including an electrode active material particle and an electrode coating layer. The electrode coating layer covers the positive electrode, in which the electrode coating layer includes a structure of formula 1, in which R1 is oxygen, sulfur, ketone group or hydrocarbon group, R2 is oxygen, sulfur, ketone group or hydrocarbon group, R3 is oxygen, sulfur, ketone group or hydrocarbon group, and X is sulfonic acid group.
Claims20
A electrode structure, comprising:
- an electrode active material particle;
- and
- an electrode coating layer, covering the electrode active material particle, wherein the electrode coating layer comprises a structure of formula 1,
- wherein R1 is oxygen, sulfur, ketone group or hydrocarbon group, R2 is oxygen, sulfur, ketone group or hydrocarbon group, R3 is oxygen, sulfur, ketone group or hydrocarbon group, and X is sulfonic acid group.
A method of manufacturing an electrode structure, comprising:
- providing an electrode active material particle;
- providing a coating layer material, wherein the coating layer material comprises a structure of formula 1:
- wherein R1 is oxygen, sulfur, ketone group or hydrocarbon group, R2 is oxygen, sulfur, ketone group or hydrocarbon group, R3 is oxygen, sulfur, ketone group or hydrocarbon group, and X is sulfonic acid group;
- mixing the electrode active material particle and the coating layer material in a polar solvent to obtain an electrode mixture;
- and
- heating the electrode mixture to remove the polar solvent and obtain an electrode structure, wherein the electrode structure comprises an electrode active material particle and an electrode coating layer covering the electrode active material particle.
Dependencies are inferred from the claim text.