Elimination of bloom in vul-cup! peroxide crosslinked elastomer compounds

摘要

Disclosed are nonblooming, crosslinkable compositions comprising crosslinkable elastomer, a peroxide crosslinker selected from &agr;,. alpha.'-bis(t-butylperoxy) meta-diisopropylbenzene, &agr;,&agr;'- bis(t-butylperoxy) para-diisopropylbenzene and mixtures thereof, and phthalic anhydride.