{
  "$type": "site.standard.document",
  "description": "Disclosed herein relate to a low-voltage defective battery screening method of a lithium secondary battery according to an exemplary embodiment of the present invention including: a microcurrent charging/discharging process consisting of N (N is an integer of 2 or more) charging/discharging…",
  "path": "/patents/1395735",
  "publishedAt": "2025-06-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/36",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "Disclosed herein relate to a low-voltage defective battery screening method of a lithium secondary battery according to an exemplary embodiment of the present invention including: a microcurrent charging/discharging process consisting of N (N is an integer of 2 or more) charging/discharging sections, and applying a microcurrent to a battery cell in each charging/discharging section; measuring the change in voltage before and after each of the charging/discharging section; and a screening process of screening low-voltage defective batteries based on the change in voltage, wherein each of the charging/discharging section includes applying a current at a current rate of 0.000001C to 0.0001C.",
  "title": "LOW-VOLTAGE DEFECT INSPECTION METHOD OF LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD OF LITHIUM SECONDARY BATTERY"
}