abstract |
A composition comprising an elastomeric component and a propylene component, and wherein the elastomeric component comprises at least one ethylene / alpha-olefin interpolymer optionally containing a diene, and the elastomeric component has a molten delta tangent of 0.7 to 8, measured by parallel plate rheometer at 0.1 rad / s, 190 ° C and 15% deformation, and in which the propylene component comprises at least one branched polypropylene, and in which the ratio of " tangent delta tangent of the elastomeric component "a" molten delta tangent of the propylene component "is 0.5 to 4. |