{
"$type": "site.standard.document",
"description": "The present disclosure relates to a positive electrode active material, a preparation method thereof, and a lithium-sulfur battery including the same, more particularly to a positive electrode active material including a particulate structure of a core-shell structure which comprises a core part…",
"path": "/patents/1333135",
"publishedAt": "2022-12-08T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"H01M4/366",
"LG ENERGY SOLUTION, LTD."
],
"textContent": "The present disclosure relates to a positive electrode active material, a preparation method thereof, and a lithium-sulfur battery including the same, more particularly to a positive electrode active material including a particulate structure of a core-shell structure which comprises a core part and a shell part covering the whole surface or a part of the surface of the core part, wherein the core part comprises a sulfur compound, and the shell part comprises a polythiophene acetic acid-polyethylene glycol graft copolymer. The positive electrode active material of the present disclosure has excellent electrochemical reactivity and adsorbs lithium polysulfide to improve capacity and lifetime characteristics of the lithium-sulfur battery.",
"title": "POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-SULFUR BATTERY, PREPARATION METHOD THEREOF AND LITHIUM-SULFUR BATTERY COMPRISING SAME"
}