Organic light-emitting device having pyrylium salt as charge transport material

   
   

An organic light-emitting device (OLED) in which pyrylium salt or its derivative, such as thiapyrylium, selenapyrylium, or telluropyrylium, is used as a charge transport material and/or at least a dopant or principal component in a charge transport layers.

Um dispositivo light-emitting orgânico (OLED) em que o sal do pyrylium ou seu derivative, tal como o thiapyrylium, o selenapyrylium, ou o telluropyrylium, são usados como um material do transporte da carga e/ou ao menos um dopant ou um componente principal em camadas de transporte da carga.

 
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