摘要 |
<p>A fluorene copolymer, method for preparation thereof, and use thereof are provided. Said fluorene copolymer comprises copolymer represented by formula (I), wherein R 1 -R 2 , R 5 -R 8 are selected from H or C 1 -C 20 alkyl, R 3 -R 4 are selected from H, C 1 -C 20 alkyl, C 1 -C 20 alkoxyl, phenyl or phenoxyl, x+y = 1, x‰ 0, y‰ 0; n is an integer of 1 to 200, Ar 1 is thiophene unit-containing group. On account of thiophene unit and thienopyrazine unit, the fluorene copolymer has wide spectrum response range and favorable stability.</p> |