{
  "$type": "site.standard.document",
  "description": "Provided is an organic expander for a lead storage battery, said organic expander containing lignin in which the methoxy group content relative to the solid content is 3 to 20 mass%, wherein said organic expander contains an organic acid in an amount of 0.0001 to 5 mass% relative to the solid…",
  "path": "/patents/1421957",
  "publishedAt": "2026-02-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/06",
    "JUJO PAPER CO LTD [JP]"
  ],
  "textContent": "Provided is an organic expander for a lead storage battery, said organic expander containing lignin in which the methoxy group content relative to the solid content is 3 to 20 mass%, wherein said organic expander contains an organic acid in an amount of 0.0001 to 5 mass% relative to the solid content of the organic expander. It is possible to improve charge acceptance while maintaining the discharge characteristics of the lead storage battery.",
  "title": "ORGANIC EXPANDER FOR LEAD STORAGE BATTERY"
}