SEARCH Articles Figures Tables Cation sulfonate EPDM, effect EPDM Metal-sulfonated EPDM Phosphonium, quaternary ions, sulfonated EPDM Stearates metal sulfonate EPDM Stearates sulfonate EPDM, effect Sulfonated EPDM ionomer Sulfonated EPDM ionomers based Sulfonated EPDM processing Sulfonated EPDM rubber