Title:
ホスフィンオキシド化合物を含む有機半導電層
Document Type and Number:
Japanese Patent JP6916178
Kind Code:
B2
Abstract:
The present invention relates to an organic semiconductive layer which is an electron transport layer and/or an electron injection layer and/or an n-type charge generation layer, the organic semiconductive layer comprising at least one compound of formula (1)wherein R1 and R2 are each independently selected from C1 to C16 alkyl; Ar1 is selected from C6 to C14 arylene or C3 to C12 heteroarylene; Ar2 is independently selected from C14 to C40 arylene or C8 to C40 heteroarylene; R3 is independently selected from H, C1 to C12 alkyl or C10 to C20 aryl; wherein each of Ar1, Ar2 and R3 may each independently be unsubstituted or substituted with at least one C1 to C12 alky group; n is 0 or 1; and m is 1 in case of n = 0; and m is 1 or 2 in case of n = 1, phosphine oxide compounds comprised therein and to organic electroluminescent devices comprising such layers and compounds.
Inventors:
Senkowski, Volodymyr
Application Number:
JP2018526195A
Publication Date:
August 11, 2021
Filing Date:
November 23, 2016
Export Citation:
Assignee:
Novaled Gamebha
International Classes:
H01L51/50; C07F9/53
Domestic Patent References:
| JP2015506092A | ||||
| JP2008270736A | ||||
| JP2009203203A | ||||
| JP2008270729A |
Foreign References:
| KR1020130129543A | ||||
| WO2015052284A1 | ||||
| WO2015097232A1 | ||||
| EP2860782A1 | ||||
| WO2015046988A1 | ||||
| US20030130234 | ||||
| US20160322568 |
Attorney, Agent or Firm:
Harakenzo world patent & trademark