| 摘要 |
<p>A gas barrier layer constituted from a material based upon a rubber composition and a rubber article with a gas barrier layer constituted from a material based upon a rubber composition. The composition comprising, per 100 parts by weight of elastomer, a highly unsaturated diene elastomer, a butyl rubber, an aromatic hydrocarbon resin having a softening point of between 75 °C and 120 °C and an aliphatic hydrocarbon resin having a glass transition temperature greater than about 40 °C and a softening point of less than about 140°C.</p> |
