{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "A method for producing conjugated diene rubber is provided, comprising: a first step of obtaining a conjugated diene polymer chain having an active end by polymerizing a monomer comprising a conjugated diene compound and a vinyl compound having a functional group interactive with silica using a…",
  "path": "/patents/1428260",
  "publishedAt": "2025-02-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/00",
    "ZEON CORP [JP]"
  ],
  "textContent": "A method for producing conjugated diene rubber is provided, comprising: a first step of obtaining a conjugated diene polymer chain having an active end by polymerizing a monomer comprising a conjugated diene compound and a vinyl compound having a functional group interactive with silica using a polymerization initiator in an inert solvent; a second step of reacting a siloxane compound with the active end of the conjugated diene polymer chain having the active end; and a third step of reacting a hydrocarbyloxysilane compound with the conjugated diene polymer chain with which the siloxane compound has been reacted that is obtained in the second step.",
  "title": "METHOD FOR PRODUCING CONJUGATED DIENE RUBBER"
}