Patent ID: 11957049
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C  Y | IPC C  H

Claim 7:
8. The emission layer according to claim 6, wherein Rb is at each occurrence independently selected from the group consisting of
CN, CF3,
Ph, which is substituted with one or more substituents independently from each other selected from the group consisting of Me, iPr, tBu, CN, CF3 and Ph;
pyridinyl, which is substituted with one or more substituents independently from each other selected from the group consisting of Me, iPr, tBu, CN, CF3 and Ph;
pyrimidinyl, which is substituted with one or more substituents independently from each other selected from the group consisting of Me, iPr, tBu, CN, CF3 and Ph;
carbazolyl, which is substituted with one or more substituents independently from each other selected from the group consisting of Me, iPr, tBu, CN, CF3 and Ph;
triazinyl, which is substituted with one or more substituents independently from each other selected from the group consisting of Me, iPr, tBu, CN, CF3, and Ph; and
N(Ph)2.