| abstract |
Provided are a novel polybenzophosphole compound excellent in physical properties, thermal stability and electrochemical stability, and a method for producing the polybenzophosphole compound into which various substituents can be introduced. . The following general formula (I) (Wherein R 1 and R 2 represent an aromatic hydrocarbon group, R 3 represents an n-valent aromatic hydrocarbon residue, etc., and n represents an integer of 2 to 6. a, b, c , And d each independently represent a hydrogen atom or a carbon atom or a nitrogen atom bonded to a substituent.) [Selection figure] None |