| 摘要 |
A composition including at least one elastomer, and a hydrocarbon polymer additive having a dicyclopentadiene, cyclopentadiene, and methylcyclopentadiene derived content of about 40 wt % to about 80 wt % of the total weight of the hydrocarbon polymer additive, a weight average molecular weight of about 100 g/mole to about 800 g/mole, and a softening point of about 110° C. to about 150° C. as determined in accordance with ASTM D6090. |
