Multilayer structure, inner liner for pneumatic tire, and pneumatic tire
US9868267B2 · kind B2 · utility
0Cited by
7References
10Claims
0Family size
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Key dates
| Filing date | May 31, 2012 |
| Grant date | Jan 16, 2018 |
| Priority date | — |
| Expiry date | May 31, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31573
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
To provide a multilayer structure having high gas barrier property and crack resistance as well as excellent fatigue resistance, an inner liner for a pneumatic tire using such a multilayer structure, and a pneumatic tire comprising the inner liner. According to the present invention, in a multilayer structure 1 including a barrier layer 2 and an elastomer layer 3, a proportion of a thickness of the elastomer layer 3 in the multilayer structure ((U1+U2+ . . . +Un)/T) is 60% or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.