Dispiro-oxepine/thiapine derivatives for optoelectronic semiconductors
The dispiro-oxepine/dispiro-thiapine derivatives for optoelectronic semiconductors is a compound based on a structure having a functionalized dispiro compound of formula (Ia) or (Ib) with the core unit being a seven-membered heterocycle oxepine or thiapine, the derivative being formed by combining (Ia) or (Ib): with two moities selected from K1 and K2: The derivative is used as a hole transporting material in an optoelectronic and/or photoelectrochemical device.
60913176
Alternative title(s) : (de) Dispiro-oxepin-/thiapin-derivate für opto-elektronische halbleiter (fr) Dérivés de dispiro-oxépine/thiapine pour semi-conducteurs optoélectroniques (en) Dispiro-oxepine/thiapine derivatives for optoelectronic semiconductors
Patent number | Country code | Kind code | Date issued |
US2019334092 | US | A1 | 2019-10-31 |
EP3481833 | EP | A1 | 2019-05-15 |
EP3481833 | EP | A4 | 2019-05-15 |
WO2018009771 | WO | A1 | 2018-01-11 |