Synonyms: 1,4-Diaminodurene-4,4'-(hexafluoroisopropylidene)diphthalicanhydride copolymer, polyimide SRU; 4,4'-(Hexafluoroisopropylidene)diphthalicanhydride-2,3,5,6-tetramethyl-1,4-phenylenediamine copolymer sru;6FDA-2,3,5,6-tetramethyl-1,4-phenylenediamine copolymer, SRU;6FDA-durenediamine copolymer, sru; 6FDA-tetramethyl-p-phenylenediaminecopolymer, polyimide SRU; Durenediamine-4,4'-hexafluoroisopropylidenebis(phthalic anhydride) copolymer, SRU;Durenediamine-6FDA copolymer, SRU; Sixef-Durene