The invention is a multilayer tire sidewall having an outer layer prepared from a blend of isomonoolefin/para-alkylstyrene copolymer and general purpose rubbers. The inner layer comprises general purpose rubber. The resulting sidewall exhibit good ozone resistance and fatigue crack resistance as well as a reduction in staining and discloration.
申请公布号
US5376438(A)
申请公布日期
1994.12.27
申请号
US19930014946
申请日期
1993.02.08
申请人
EXXON CHEMICAL PATENTS INC.
发明人
COSTEMALLE, BERNARD;FLOWERS, DOUGLAS D.;FUSCO, JAMES V.;STEURS, MARCEL
