{
  "$type": "site.standard.document",
  "description": "The present disclosure relates to a separator for a secondary battery comprising a porous polymer substrate; a first layer formed on at least one surface of the porous polymer substrate, and comprising inorganic particles and a nonparticulate acrylic polymer having a glass transition temperature of…",
  "path": "/patents/1401415",
  "publishedAt": "2025-11-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/052",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present disclosure relates to a separator for a secondary battery comprising a porous polymer substrate; a first layer formed on at least one surface of the porous polymer substrate, and comprising inorganic particles and a nonparticulate acrylic polymer having a glass transition temperature of 15°C or less, wherein the nonparticulate acrylic polymer connects and fixes the inorganic particles; and a second layer formed on a surface of the first layer, and comprising a particulate polymer having a glass transition temperature of 20°C to 50°C. [0002] The separator for a secondary battery according to the present disclosure has good adhesion with electrode and can solve the resistance problem in the presence of the inorganic particles.",
  "title": "SEPARATOR FOR SECONDARY BATTERY, MANUFACTURING METHOD THEREOF, METHOD FOR MANUFACTURING SECONDARY BATTERY COMPRISING THE SEPARATOR AND SECONDARY BATTERY MANUFACTURED BY THE METHOD"
}