Patent ID: 11943999
Assignee: UNIVERSAL DISPLAY CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C  Y | IPC C  H

Claim 13:
14. The device of claim 1, wherein the host comprises at least one chemical group selected from the group consisting of triphenylene, carbazole, dibenzothiphene, dibenzofuran, dibenzoselenophene, azatriphenylene, azacarbazole, aza-dibenzothiophene, aza-dibenzofuran, aza-dibenzoselenophene, arylcarbazole, aryltriphenylene, poly-fused heteroaryl, donor-acceptor type, indolocarbazole, 5-membered ring electron deficient heterocycles, tetraphenylene, silicon aryl, germanium aryl.