{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "Disclosed is a separator for an electrochemical device which comprises: a porous substrate having a plurality of pores; and a porous coating layer positioned on at least one surface of the porous substrate, and including a plurality of inorganic particles and a binder polymer positioned on the…",
  "path": "/patents/1433074",
  "publishedAt": "2024-10-30T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C08L27/16",
    "LG CHEMICAL LTD [KR]"
  ],
  "textContent": "Disclosed is a separator for an electrochemical device which comprises: a porous substrate having a plurality of pores; and a porous coating layer positioned on at least one surface of the porous substrate, and including a plurality of inorganic particles and a binder polymer positioned on the whole or a part of the surface of the inorganic particles to connect the inorganic particles with one another and fix them, wherein the binder polymer comprises a first binder polymer and a second binder polymer, the first binder polymer is poly(vinylidene fluoride-co-hexafluoroproyplene) (PVdF-HFP), and the second binder polymer is poly(vinylidene fluoride-co-tetrafluoroethylene) (PVdF-TFE), the first binder polymer has an electrolyte uptake of 80-165%, and the second binder polymer has an electrolyte uptake of 20-40%. An electrochemical device including the separator is also disclosed.",
  "title": "SEPARATOR FOR ELECTROCHEMICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME"
}