{
  "$type": "site.standard.document",
  "description": "A process for forming an ionizable composition, the process comprising: contacting, at a temperature in the range of 0-85 DEG C, a composition comprising the functional group -(CF2CF2)n-SO2F, where n is 1 to 5, with a solution of an alkali metal salt, the pH of said solution not to exceed 13, for a…",
  "path": "/patents/1091200",
  "publishedAt": "2003-12-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C07C309/20",
    "DU PONT [US]"
  ],
  "textContent": "A process for forming an ionizable composition, the process comprising: contacting, at a temperature in the range of 0-85 DEG C, a composition comprising the functional group -(CF2CF2)n-SO2F, where n is 1 to 5, with a solution of an alkali metal salt, the pH of said solution not to exceed 13, for a period of time sufficient to obtain the degree of conversion desired to the alkali metal sulfonate form of the polymer.",
  "title": "Monomers, ionomers and polymers for electrochemical uses"
}