Monomers and polymers comprising conjugated groups and methods for making thereof
View Patent ↗Disclosed is a polymer composition derived from a bis-phenol comprising a conjugated aromatic radical, optionally comprising nitrogen. Suitable bis-phenols as well as methods for making said polymer are also disclosed. Also disclosed are electroactive layers comprising said polymer and electroactive devices comprising said layer.
1. A composition comprising a polymer having structural units derived from the reaction of
a compound of formula
and at least one difunctional, organic monomer capable of reacting with the moiety AH m to form a polycarbonate, polyester, polyether, polyformal or polysiloxane homopolymer or copolymer;
wherein R 2 , R 3 , R 4 , R 5 , R 6 , and R 7 are independently in each instance, an aliphatic, an aromatic or a cycloaliphatic radical;
A is O, N or S;
b is an integer having a value 0, 1, or 2;
c is an integer having a value ranging from 0 to 3;
d is an integer having a value ranging from 0 to 3;
e is an integer having a value ranging from 0 to 4;
f is an integer having a value ranging from 0 to 5;
g is an integer having a value ranging from 0 to 4;
m is 1 or 2;
n ranges from 0 to 100; and
Ar 1 is selected from
2. The composition of claim 1 , wherein the polymer additionally comprises structural units derived from at least one compound of formula
wherein Ar is independently in each instance an aromatic radical; ‘x’ are in each instance an integer ranging from 0 to 10;
or those of the formula:
3. The composition of claim 1 , herein the polymer comprises reactive end groups.
4. The composition of claim 3 , herein the polymer comprises alcohol end groups, phenol end groups, acyl chloride end groups, aromatic halide end groups, aliphatic halide end groups, hydridosilane end groups, and combinations thereof.
5. The composition of claim 1 , further comprising at least one additional polymer selected from the group consisting of poly(thiophene), poly(fluorene), poly(aniline), poly(phenylene), and poly(vinyl phenylene).
6. The composition of claim 1 , wherein the composition further comprises at least one dye.
7. The composition of claim 6 , wherein the dye comprises a perylene dye; an anthracene dye; a coumarin dye; 7-diethylamino-4-methylcoumarin; 2,3,5,6-1H,4H-tetrahydro-8-methylquinolizino-[9,9a, 1-gh]-coumarin; a stibene dye; a xanthene dye; an oxazine dye; a pyromethane dye; a 4-dicyanmethylene-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran dye; a porphyrinoid dye; a dye comprising a metal complex of a porphyrinoid compound; a dye comprising an organic complex of a metal in the lanthanide series having an oxidation state of +2, +3, or +4; tris(dinapthoylmethane)-mono(phenanthroline)europium(III); a dye comprising an organic complex of a transition metal; a dye comprising at least one of Os, Ir, Ru, Rh, or Re; bis(1-phenylisoquinoline)-(acetylacetonate) iridium(III); or a combination of any of the aforementioned dyes.
8. The composition of claim 1 , wherein the band gap is tunable by the variation of the conjugation length.
9. The composition of claim 1 herein the polymer is dissolved in a solvent.
10. An electroactive layer comprising the composition of claim 1 .
11. An electroactive layer comprising the composition of claim 6 .
12. A light emitting device comprising the electroactive layer of claim 10 .
13. A light emitting device comprising the electroactive layer of claim 11 .
14. A photovoltaic device comprising an electroactive layer, wherein said electroactive layer is formed from the composition of claim 1 .
15. The composition of claim 1 herein n is between 0 and 5.