Patent ID: 11939293
Assignee: UNIVERSAL DISPLAY CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 14:
15. A composition comprising the first compound of claim 11 and a second compound selected from the group consisting of:, , wherein,
RV, Rw, RX, RY, Rz, RAA, RBB, RCC, RDD, REE, RFF, and RGG each independently represent mono to the maximum allowable substitutions, or no substitution;
each RV, Rw, Rx, RY, RZ, RAA, RBB, RCC, RDD, REE, RFF, and RGG is independently hydrogen, or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof;
Y is O or S;
Ar4, Ar5, Ar6, A7, and Ar8 are each independently a substituted or unsubstituted aryl ring;
X4, X5, X6, X7, X8, X11 and X12 are each independently N or CH;
at least two of X4, X5, and X6 are N;
at least two of X7, X8, and X9 are N;
at least two of X10, X11, and X12 are N;
any two substituents may be joined or fused together to form a ring; and
L is either an aromatic linker or a direct bond.