{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "A pneumatic tire is provided having improved quietness and improved riding comfort without sacrificing wet grip performance or hydroplaning resistance. The present invention relates to a pneumatic tire including a foam rubber layer in a sidewall, the foam rubber layer having an expansion ratio of…",
  "path": "/patents/934935",
  "publishedAt": "2016-11-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0025",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "A pneumatic tire is provided having improved quietness and improved riding comfort without sacrificing wet grip performance or hydroplaning resistance. The present invention relates to a pneumatic tire including a foam rubber layer in a sidewall, the foam rubber layer having an expansion ratio of 10 to 100% as defined by the following equation 1: Expansion ratio % = Density of solid phase part of vulcanized rubber Density of entire foam rubber 1 × 100.",
  "title": "PNEUMATIC TIRE"
}