英文名称:Imides, cyclic, from C15-20 alpha-alkene-maleic anhydride copolymer and N-(9Z)-9-octadecenyl-1,3-propanediamine; Imides, cyclic, from C15-20 .alpha.-alkene-maleic anhydride copolymer and N-(9Z)-9-octadecenyl-1,3-propanediamine; Imides, cyclic, from alkene maleic anhydride copolymer and alkeny, alkylamine; imides, cyclic, from c15-20 alpha-alkene-maleic anhydride co