{
  "$type": "site.standard.document",
  "description": "The present invention relates to a porous membrane including cellulose fibers, wherein the surface area determined by congo red coloring of the re-dispersed cellulose fibers after the cellulose fibers of the porous membrane are re-dispersed in accordance with the re-dispersion method for normal…",
  "path": "/patents/983926",
  "publishedAt": "2013-10-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C08L1/02",
    "TOKUSHU TOKAI PAPER CO LTD [JP]"
  ],
  "textContent": "The present invention relates to a porous membrane including cellulose fibers, wherein the surface area determined by congo red coloring of the re-dispersed cellulose fibers after the cellulose fibers of the porous membrane are re-dispersed in accordance with the re-dispersion method for normal paper specimens according to JIS P 8120 is from 100 to 300 m/g. The porous membrane according to the present invention can provide a separator for electrochemical devices with superior properties, at a reasonable cost.",
  "title": "MICROPOROUS MEMBRANE AND MANUFACTURING METHOD THEREFOR"
}