Patent ID: 11950496
Assignee: NOVALED GMBH
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 0:
1. Organic semiconductive layer which is an electron transport layer and/or an electron injection layer and/or an n-type charge generation layer, the organic semiconductive layer comprising (i) at least one compound of formula (1), and (ii) an alkali organic complex and/or an alkali halide:, wherein R1 and R2 are each independently selected from C1 to C4 alkyl;
Ar1 is selected from C6 to C14 arylene or C3 to C12 heteroarylene;
Ar2 is independently selected from C14 to C40 arylene comprising a conjugated system of at least 14 delocalized electrons or C8 to C40 heteroarylene;
R3 is independently selected from H, C1 to C12 alkyl, or C10 to C20 aryl or heteroaryl;
wherein each of Ar1, Ar2 and R3 may each independently be unsubstituted or substituted with at least one C1 to C12 alkyl group;
n is 1; and
m is 1 or 2.