摘要 |
An organic electroluminescence device including one layer or two or more layers of organic layer sandwiched between an anode and a cathode. At least one of the organic layers includes a phosphorescent compound and a polymer. The polymer has a structural unit derived from a monomer represented by formula (1) as defined herein, and a structural unit derived from a monomer having heterocycle(s) containing two or more heteroatoms.
|