Samsung Display Co., Ltd.

Cynora Gmbh

Patrick Pingel

Larissa Bergmann

Georgios Liaptsis

Harald Fluegge

Jaime Leganes Carballo

Christian Kasparek

Irina Roerich

Daniel Volz

Barbara Szafranowska

Sandra Bonus

Andreas Haldi

Harald Flügge

Stefan Hoefle

David Ambrosek

Stefan Höfle

Jaime Leganés Carballo

Irina RÖRICH

The present invention relates to organic electroluminescent devices comprising a light-emitting layer B comprising a host material H, a first thermally activated delayed fluorescence (TADF) material E, and a depopulation agent S.

Organic electroluminescent device emitting blue light

The present invention relates to a an organic electroluminescent device comprising a light-emitting layer B comprising a host material H, a first thermally activated delayed fluorescence (TADF) material E, and a second TADF material S, wherein Etransfers energy to Sand Semits TADF with an emission maximum between 420 and 500 nm.

The present invention relates to a an organic electroluminescent device comprising a light-emitting layer B comprising a host material H, a first thermally activated delayed fluorescence (TADF) material E, and a second TADF material S, wherein Stransfers energy to Eand Eemits TADF with an emission maximum between 420 and 500 nm.

The present invention relates to a an organic electroluminescent device comprising an exciton quenching layer C located between the a light-emitting layer B and an electron-transport layer D, wherein the exciton quenching layer C comprises at least one emitter Eand at least 80% by weight of at least one electron transport material ETM.

Organic electroluminescent device having an exciton quenching layer

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Potsdam, Germany

Patrick Pingel