{
  "$type": "site.standard.document",
  "description": "Provided are a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous substrate, and a first layer located on at least one surface of the porous substrate. The first layer includes…",
  "path": "/patents/1426800",
  "publishedAt": "2026-06-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/449",
    "SAMSUNG SDI CO., LTD."
  ],
  "textContent": "Provided are a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous substrate, and a first layer located on at least one surface of the porous substrate. The first layer includes a binder and a filler. The binder includes a mixture of a first binder and a second binder. The second binder is an adhesive binder, the second binder includes one or more of polyvinyl alcohol, polyacrylic acid, and poly(vinyl alcohol-co-acrylic acid). The filler includes a mixture of cellulose-based nanofibers having a carboxyl group, cellulose-based nanocrystals having a carboxyl group, and a filler that is not surface-modified.",
  "title": "SEPARATOR FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME"
}