Patent number: 11114617
Abstract: Provided is a composition comprising a compound having structure (I) wherein each of A1, A2, A3, A4, A5, A6, A7, and A8 is independently CR12 or N; wherein one to four of A1, A2, A3, A4, A5, A6, A7, and A8 are N; wherein J1 is C or Si; wherein J2 is C(R13)n, O, (C(R13)n)2, S, NR13, or Se; wherein n is 1 or 2; wherein each of R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, and R13 is independently H, deuterium, or an organic group. Also provided is a method of making the composition, a method of making an organic light-emitting diode using the composition, and an organic light-emitting diode made by that method.
Type:
Grant
Filed:
August 11, 2017
Date of Patent:
September 7, 2021
Assignees:
Rohm and Haas Electronic Materials LLC, Dow Global Technologies LLC
Inventors:
Laura Havens, Sukrit Mukhopadhyay, David S. Laitar, David D. Devore, Aaron A. Rachford, Erich J. Molitor