{
  "$type": "site.standard.document",
  "description": "Disclosed is a battery separator consisting essentially of a nonwoven fabric having a substantially unilayered structure, wherein an apparent total surface area of fibers per a surface density of the nonwoven fabric is 20 m or more, a thickness of the nonwoven fabric is 0.1 mm or less, a uniformity…",
  "path": "/patents/1106660",
  "publishedAt": "2002-02-13T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "D21H13/14",
    "JAPAN VILENE CO LTD [JP]"
  ],
  "textContent": "Disclosed is a battery separator consisting essentially of a nonwoven fabric having a substantially unilayered structure, wherein an apparent total surface area of fibers per a surface density of the nonwoven fabric is 20 m or more, a thickness of the nonwoven fabric is 0.1 mm or less, a uniformity index of the nonwoven fabric is 0.15 or less, and the nonwoven fabric contains fine fibers having a fiber diameter of 4 mu m or less.",
  "title": "Battery separator"
}