{
  "$type": "site.standard.document",
  "description": "A modified conjugated diene-based polymer, satisfying the following to : a Mooney viscosity measured at 100°C is 100 or more and 180 or less; a Mooney stress relaxation measured at 100°C is in a range of 0.10 to 0.40; a glass transition temperature is -95°C to -45°C; a content of silicon atoms is…",
  "path": "/patents/1390386",
  "publishedAt": "2026-06-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/00",
    "ASAHI CHEMICAL IND [JP]"
  ],
  "textContent": "A modified conjugated diene-based polymer, satisfying the following to : a Mooney viscosity measured at 100°C is 100 or more and 180 or less; a Mooney stress relaxation measured at 100°C is in a range of 0.10 to 0.40; a glass transition temperature is -95°C to -45°C; a content of silicon atoms is 100 ppm by mass or more with respect to a total amount of the modified conjugated diene-based polymer; a content of nitrogen atoms is 50 ppm by mass or more with respect to a total amount of the modified conjugated diene-based polymer; and a content of an antioxidant is 0.5 parts by mass or less with respect to 100 parts by mass of the modified conjugated diene-based polymer.",
  "title": "MODIFIED CONJUGATED DIENE POLYMER, BALE, METHOD FOR PRODUCING MODIFIED CONJUGATED DIENE POLYMER, RUBBER COMPOSITION, AND TIRE"
}