{
  "$type": "site.standard.document",
  "description": "A tire sealant precursor composition is disclosed comprising a butyl rubber and a combination of organoperoxides comprising 4,4-di-(tertiary butylperoxy) valerate and dicumyl peroxide. The ratio of dicumyl peroxide to 4,4-di-(tertiary butylperoxy) valerate is in a range of from 3/1 to 30/1. The…",
  "path": "/patents/1012240",
  "publishedAt": "2011-06-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B29C73/163",
    "GOODYEAR TIRE & RUBBER [US]"
  ],
  "textContent": "A tire sealant precursor composition is disclosed comprising a butyl rubber and a combination of organoperoxides comprising 4,4-di-(tertiary butylperoxy) valerate and dicumyl peroxide. The ratio of dicumyl peroxide to 4,4-di-(tertiary butylperoxy) valerate is in a range of from 3/1 to 30/1. The composition further comprises a reinforcing filler comprising silica. Also a pneumatic tire with such a partially depolymerized composition as a built-in sealant layer is disclosed as well as a method of manufacturing.",
  "title": "Tire sealant and tire with sealant containing silica and balanced organoperoxide depolymerized butyl rubber"
}