{
"$type": "site.standard.document",
"coverImage": {
"$type": "blob",
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"description": "An electrode assembly, secondary battery, battery module, battery pack and electrical device are provided. In some embodiments, the electrode assembly comprises a positive electrode plate, a negative electrode plate and a separator disposed between the positive electrode plate and the negative…",
"path": "/patents/1353600",
"publishedAt": "2023-10-26T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"H01M10/0585",
"CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED"
],
"textContent": "An electrode assembly, secondary battery, battery module, battery pack and electrical device are provided. In some embodiments, the electrode assembly comprises a positive electrode plate, a negative electrode plate and a separator disposed between the positive electrode plate and the negative electrode plate, the positive electrode plate satisfies CAP1=CAP2, in which CAP1 represents capacity of the first positive electrode film layer in Ah, CAP2 represents capacity of the second positive electrode film layer in Ah, and the electrode assembly satisfies |R/R-R/R|>0, in which R represents resistance of the first positive electrode film layer in Ω, R represents resistance of the second positive electrode film layer in Ω, R represents resistance of the first negative electrode film layer in mΩ and R represents resistance of the second negative film layer in mΩ. The present applicant may extend the cycle life of the secondary battery.",
"title": "ELECTRODE ASSEMBLY, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRICAL DEVICE"
}