Patent ID: 11957047
Assignee: UNIVERSAL DISPLAY CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C  Y | IPC C  H

Claim 11:
12. The composition of claim 1, wherein the composition comprises a second compound;
wherein the second compound has the formula II:, wherein Ar1 is selected from the group consisting of triphenylene, and aza-triphenylene;
wherein Ar2 is selected from the group consisting of a direct bond, phenyl, biphenyl, terphenyl, naphthalene, pyridine, dibenzofuran, dibenzothiophene, dibenzoselenophene, aza-dibenzofuran, aza-dibenzothiophene, aza-dibenzoselenophene, and combinations thereof;
wherein Ar3 is selected from the group consisting of benzene, biphenyl, terphenyl, naphthalene, pyridine, dibenzofuran, dibenzothiophene, dibenzoselenophene, aza-dibenzofuran, aza-dibenzothiophene, aza-dibenzoselenophene, carbazole, aza-carbazole, and combinations thereof; and
wherein Ar1, Ar2 and Ar3 are each, independently, optionally further substituted with one or more substitutions selected from the group consisting of deuterium, halogen, alkyl, aryl, heteroaryl, and combinations thereof.