Invention Grant
- Patent Title: Spiroacridine derivatives
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Application No.: US16320273Application Date: 2017-08-11
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Publication No.: US11114617B2Publication Date: 2021-09-07
- Inventor: Laura Havens , Sukrit Mukhopadhyay , David S. Laitar , David D. Devore , Aaron A. Rachford , Erich J. Molitor
- Applicant: Dow Global Technologies LLC , Rohm and Haas Electronic Materials LLC
- Applicant Address: US MI Midland; US MA Marlborough
- Assignee: Dow Global Technologies LLC,Rohm and Haas Electronic Materials LLC
- Current Assignee: Dow Global Technologies LLC,Rohm and Haas Electronic Materials LLC
- Current Assignee Address: US MI Midland; US MA Marlborough
- Agent G. Creston Campbell
- International Application: PCT/US2017/046504 WO 20170811
- International Announcement: WO2018/038938 WO 20180301
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D471/04 ; C07F7/10

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.
Public/Granted literature
- US20210020837A1 SPIROACRIDINE DERIVATIVES Public/Granted day:2021-01-21
Information query
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