Phenothiazines, S-oxides, and S,S-dioxides as well as phenoxazines as emitters for OLEDs
申请人:BASF Aktiengesellschaft
公开号:US08029919B2
公开(公告)日:2011-10-04
The use of phenoxazine, phenothiazine, phenothiazine S-oxide or phenothiazine S,S-dioxide derivatives as emitter substances in organic light-emitting diodes, an organic light-emitting diode comprising a light-emitting layer, the light-emitting layer comprising at least one phenoxazine, phenothiazine, phenothiazine S-oxide or phenothiazine S,S-dioxide derivative as an emitter substance, and a light-emitting layer comprising or consisting of the aforementioned phenoxazine, phenothiazine-phenothiazine, phenothiazine S-oxide or phenothiazine S,S-dioxide derivative as an emitter substance, a hole- and exciton-blocking layer comprising or consisting of the aforementioned phenoxazine derivative, phenothiazine derivative, phenothiazine S-oxide derivative or phenothiazine S,S-dioxide derivative, and a device which comprises an inventive organic light-emitting diode. The present invention further relates to specific phenothiazine S,S-dioxide derivatives, phenothiazine S-oxide derivatives and phenothiazine derivatives and production processes thereof, and to their use in organic light-emitting diodes.
苯氧噻嗪、苯并噻嗪、苯并噻嗪S-氧化物或苯并噻嗪S,S-二氧化物衍生物作为有机发光二极管中的发射物质的使用,一种有机发光二极管包括一个发光层,该发光层至少包括一种苯氧噻嗪、苯并噻嗪、苯并噻嗪S-氧化物或苯并噻嗪S,S-二氧化物衍生物作为发射物质,并且发光层包括或由上述苯氧噻嗪、苯并噻嗪、苯并噻嗪S-氧化物或苯并噻嗪S,S-二氧化物衍生物作为发射物质,一个孔和激子阻挡层包括或由上述苯氧噻嗪衍生物、苯并噻嗪衍生物、苯并噻嗪S-氧化物衍生物或苯并噻嗪S,S-二氧化物衍生物组成,以及包括创新有机发光二极管的装置。本发明还涉及特定的苯并噻嗪S,S-二氧化物衍生物、苯并噻嗪S-氧化物衍生物和苯并噻嗪衍生物及其制备过程,并且涉及它们在有机发光二极管中的使用。