{
  "$type": "site.standard.document",
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  "description": "A cross-linked product is obtained through crosslinking of a polymer composition that contains a rubber component, an inorganic filler and a cross-linking agent and that satisfies conditions (a) to (d):(a) the polymer composition contains a conjugated diene-based polymer (A) having, when…",
  "path": "/patents/1413314",
  "publishedAt": "2025-08-27T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "JSR CORP [JP]"
  ],
  "textContent": "A cross-linked product is obtained through crosslinking of a polymer composition that contains a rubber component, an inorganic filler and a cross-linking agent and that satisfies conditions (a) to (d):(a) the polymer composition contains a conjugated diene-based polymer (A) having, when composition ratios (molar ratios) in the polymer of a structural unit represented by formulas (1) to (4) are p, q, r, and s, respectively, a value α represented by formula (i) of 0.80 or more and 0.97 or less; α=p+0.5×r/p+q+0.5×r+s(b) the conjugated diene-based polymer (A) has a blending ratio of 10% by mass or more relative to a total amount of the rubber component;(c) the inorganic filler has a blending ratio of 40 to 150 parts by mass relative to 100 parts by mass of the rubber component; and(d) Tg of the cross-linked product is -25°C or lower.",
  "title": "CROSS-LINKED PRODUCT AND TIRE"
}