{
  "$type": "site.standard.document",
  "description": "A membrane/electrode assembly for solid polymer fuel cells is disclosed wherein a fluorinated sulfonic acid polymer having a monomer unit represented by the following general formula (3): (3) (wherein, Rf 1 represents a divalent perfluorohydrocarbon group having 4-10 carbon atoms) is used for at…",
  "path": "/patents/1066724",
  "publishedAt": "2006-06-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C08F16/30",
    "ASAHI CHEMICAL IND [JP]"
  ],
  "textContent": "A membrane/electrode assembly for solid polymer fuel cells is disclosed wherein a fluorinated sulfonic acid polymer having a monomer unit represented by the following general formula (3): (3) (wherein, Rf 1 represents a divalent perfluorohydrocarbon group having 4-10 carbon atoms) is used for at least one of the membrane and the catalyst binder. The fluorinated sulfonic acid polymer has a melt flow rate (MFR) of not more than 100 g/10 min at 270°C when the -SO 3 H group in the polymer is changed into -SO 2 F.",
  "title": "MEMBRANE-ELECTRODE ASSEMBLY FOR SOLID POLYMER FUEL CELL"
}