Invention Grant
US07790888B2 Method for producing tris-ortho-metallated complexes and use of such complexes in OLEDs 失效
三邻立金属化络合物的制备方法和这些配合物在OLED中的应用

Method for producing tris-ortho-metallated complexes and use of such complexes in OLEDs
Abstract:
Process for preparing tris-ortho-metallated iridium complexes of the formula (I) where R1, R2, R3, R4, R5, R6 and X have the meanings given in the description, Ir complexes which can be prepared by the process of the invention, the use of the Ir complexes as emitter molecule in organic light-emitting diodes (OLEDs), a light-emitting layer comprising the Ir complexes, an OLED comprising this light-emitting layer and an apparatus comprising an OLED according to the present invention.
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