| abstract |
A heterocyclic quinoid thiophene organic photoelectric material, which comprises a compound represented by formula (1), in which R 1 , R 2 , R 5 and R 6 , which may be identical or different, are H or C 1 -C 20 alkyl or alkoxyl; R 3 and R 4 , which may be identical or different, are C 1 -C 20 alkyl or alkoxyl; a and b, which may be indentical or different, are integer of 1-12; X is Si or C. A preparation method of said heterocyclic quinoid thiophene organic photoelectric material and the use thereof are also disclosed. |