Organic opto-electronic polymer and use thereof
An organic opto-electronic polymer having the structure of formula (I) is provided: The polymer can be used in the light-emitting layer of an organic light-emitting element as a blue light-emitting material.
1. An organic opto-electronic polymer having a structure of formula (I):
wherein:
n 1 , n 2 and n 4 are each an integer greater than or equal to 1;
n 3 is 0 or an integer greater than 1;
X and Y are independently a substituted or an unsubstituted C 4 -C 60 aromatic units; and
wherein G 1 , G 2 , G 3 and G 4 are each phenyl or a phenyl mono-, di- or tri-substituted by C 1 -C 16 alkyl or C 1 -C 16 alkoxy;
wherein G 1 and G 2 are different, and when n 3 is not 0, X and Y are different, and when n 3 is 0, X is not
2. The organic opto-electronic polymer according to claim 1 , having at least one chiral center.
3. The organic opto-electronic polymer according to claim 1 , wherein n 1 , n 2 and n 4 are each an integer from 1 to 300; and n 3 is 0.
4. The organic opto-electronic polymer according to claim 1 , wherein n 3 is 0; X is a C 6 -C 40 aromatic unit, but is not
5. The organic opto-electronic polymer according to claim 1 , having an average molecular weight ranging from 30,000 to 3,000,000.
6. The organic opto-electronic polymer according to claim 5 , having an average molecular weight ranging from 40,000 to 1,200,000.
7. A light-emitting layer for use in an organic light-emitting element, comprising the organic opto-electronic polymer according to claim 1 .
8. An organic opto-electronic polymer having a structure of formula (I):
wherein:
n 1 , n 2 and n 4 are each an integer greater than or equal to 1;
n 3 is 0;
X is C 4 -C 60 aromatic unit, but is not
and
G 1 , G 2 , G 3 and G 4 are each phenyl or a phenyl mono-, di- or tri-substituted by C 1 -C 16 alkyl or C 1 -C 16 alkoxy, and G 1 and G 2 are different.
9. The organic opto-electronic polymer according to claim 8 , having at least one chiral center.
10. The organic opto-electronic polymer according to claim 8 , wherein n 1 , n 2 and n 4 are each an integer from 1 to 300.
11. The organic opto-electronic polymer according to claim 8 , wherein X is a C 6 -C 40 aromatic unit, but is not
12. The organic opto-electronic polymer according to claim 8 having an average molecular weight ranging from 30,000 to 3,000,000.
13. The organic opto-electronic polymer according to claim 8 having an average molecular weight ranging from 40,000 to 1,200,000.
14. A light-emitting layer for use in an organic light-emitting element comprising the organic opto-electronic polymer according to claim 8 .