{
  "$type": "site.standard.document",
  "description": "A pneumatic tire having at least one air permeation preventive layer comprised of a cylindrical film or sheet extruded, molded or heat-fused into a cylindrical shape and free from any connecting portion, composed of a polymer composition containing a thermoplastic resin or a blend of a…",
  "path": "/patents/1109398",
  "publishedAt": "2001-10-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B29D30/0681",
    "YOKOHAMA RUBBER CO LTD [JP]"
  ],
  "textContent": "A pneumatic tire having at least one air permeation preventive layer comprised of a cylindrical film or sheet extruded, molded or heat-fused into a cylindrical shape and free from any connecting portion, composed of a polymer composition containing a thermoplastic resin or a blend of a thermoplastic resin and an elastomer component and having an air permeation coefficient of not more than 25 x 10 cc.cm/cm.sec.cmHg and a Young's modulus of 1 to 500MPa, wherein a plurality of air permeation preventive layers cover the inner surface of the tire by at least two continuous turns substantially in the tire circumferential direction.",
  "title": "Pneumatic tire"
}