Patent ID: 6998182

Claim:
An organic luminescence device, comprising: a pair of an anode and a cathode, and at least one organic layer disposed between the anode and the cathode, wherein said at least one organic layer comprises a layer comprising at least one species of a phenolic derivative represented by the following formula (1-a) or (1-b): wherein R denotes a substituent selected from the group consisting of a hydrogen atom, a halogen atom, a nitro group, a nitrile group, a substituted silyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted amino group, a substituted or unsubstituted azomethine group, a substituted or unsubstituted carbonyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted ether group, and a substituted or unsubstituted heterocyclic group; M1 denotes an alkali metal; m is an integer of 2–100; m′ is an integer of 1–100; a is an integer of 1–4; and b is an integer of 0–3, with the proviso that a+b is from 1 to 4, inclusive; and X1 denotes a divalent group selected from the group consisting of a single bond, an alkylene group having 1–10 carbon atoms, -(alkylene)-(NH or a substituted nitrogen)-, -(alkylene)-O—, -(alkylene)-S—, —NH— or a substituted nitrogen, —O—, —S—, —SO—, —SO 2 —, a polysulifide having 2–10 sulfur atoms, a polysulfoxide having 2–10 sulfur atoms, a polysulfone having 2–10 sulfur atoms, —CO— and —COO—.