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1. (WO2017056053) BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE CARRYING BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLYL GROUPS, CARBAZOLYL GROUPS, BENZOFURANE GROUPS OR BENZOTHIOPHENE GROUPS FOR ORGANIC LIGHT EMITTING DIODES

Pub. No.:    WO/2017/056053    International Application No.:    PCT/IB2016/055870
Publication Date: Fri Apr 07 01:59:59 CEST 2017 International Filing Date: Sat Oct 01 01:59:59 CEST 2016
IPC: C07D 487/04
C09K 11/06
H01L 51/00
Applicants: IDEMITSU KOSAN CO., LTD.
Inventors: SCHÄFER, Thomas
KAWAMURA, Masahiro
NAGASHIMA, Hideaki
Title: BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE CARRYING BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLYL GROUPS, CARBAZOLYL GROUPS, BENZOFURANE GROUPS OR BENZOTHIOPHENE GROUPS FOR ORGANIC LIGHT EMITTING DIODES
Abstract:
Benzimidazolo[1,2-a]benzimidazole carrying benzimidazolo[1,2-a]benzimidazolylyl groups, carbazolyl groups, dibenzofurane groups, dibenzothiophene groups, fluorenyl groups or dibenzosilolyl groups, an organic electronic device, comprising said benzimidazolo[1,2- a]benzimidazole carrying groups, a charge transport layer, charge blocking layer, charge/exciton blocking layer, or an emitting layer comprising said benzimidazolo[1,2-a]benzimidazole carrying groups, an apparatus selected from the group consisting of stationary visual display units; mobile visual display units; illumination units; keyboards; items of clothing; furniture; wallpaper, comprising said organic electronic device, or said charge transport layer, said charge/exciton blocking layer, or said emitting layer, the use of said benzimidazolo[1,2-a]benzimidazole carrying groups for organic electroluminescent devices, electrophotographic photoreceptors, photoelectric converters, organic solar cells, switching elements, organic light emitting field effect transistors, image sensors or dye lasers, and a process for the preparation of said benzimidazolo[1,2-a]benzimidazole carrying groups.