{
"$type": "site.standard.document",
"description": "The present invention relates to an electrode assembly, which is made by winding a positive electrode, a separator, and a negative electrode, in which the negative electrode includes a negative electrode active material portion made by applying a negative electrode active material onto a negative…",
"path": "/patents/1392391",
"publishedAt": "2026-05-06T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"B60L50/64",
"LG ENERGY SOLUTION LTD [KR]"
],
"textContent": "The present invention relates to an electrode assembly, which is made by winding a positive electrode, a separator, and a negative electrode, in which the negative electrode includes a negative electrode active material portion made by applying a negative electrode active material onto a negative electrode current collector, a central negative electrode non-coated portion positioned at a winding center portion and having no negative electrode active material, and a negative electrode non-coated portion including an outermost peripheral negative electrode non-coated portion positioned at an outermost winding periphery, in which a variable unit is provided on the outermost peripheral negative electrode non-coated portion and configured to adjust a length or width thereof, and in which the variable unit includes one or more cutout portions having a non-straight shape, and a variable portion configured to adjust a length or width thereof.",
"title": "ELECTRODE ASSEMBLY, AND SECONDARY BATTERY, BATTERY PACK, AND VEHICLE COMPRISING ELECTRODE ASSEMBLY"
}