| 摘要 |
Disclosed is an oligomeric or polymeric compound comprising at least two structural units of formula (I) wherein Ar is a carbocyclic aromatic radical or a heterocyclic aromatic radical with the two carbonyl carbon atoms being attached to two ring carbon atoms of the Ar group forming together with the imide-nitrogen atom a five-membered or a six-membered ring, X is a divalent group selected from -CR1R2-, -CO-, -SiR3R4-, -P(O)R5-, -P(0)(OR6)-, -PR7-, -P(OR8)-, -S(O)- or -S(O)2-, R1 to R8 independently of one another are hydrogen, alkyl, cycloalkyl, aryl or heteroaryl groups, R9 is a divalent hydrocarbon group or a covalent bond, and R10, R11 and R12 independently of one another are hydrogen or C1-C6 alkyl or R10 and R11 or R10 and R12 together with the carbon atoms to which they are attached form a cycloaliphatic ring or a bicyclic aliphatic system The oligomeric or polymeric compound comprising units of formula (I) of the invention can be used as redox-active material in storage means for electric energy, for example in batteries, redox-flow cells, fuel cells or capacitors. |
