ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

The present invention provides a compound useful as a host material in an OLED. The compound includes at least one chemical group selected from the group consisting of triphenylene, carbazole, indolocarbazole, dibenzothiophene, dibenzofuran, dibenzoselenophene, azatriphenylene, azacarbazole, azaindo...

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Bibliographic Details
Main Authors MA BIN, DEANGELIS ALAN
Format Patent
LanguageEnglish
Korean
Published 16.09.2022
Subjects
ELECTRICITY
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Summary:The present invention provides a compound useful as a host material in an OLED. The compound includes at least one chemical group selected from the group consisting of triphenylene, carbazole, indolocarbazole, dibenzothiophene, dibenzofuran, dibenzoselenophene, azatriphenylene, azacarbazole, azaindolocarbazole, azadibenzothiophene, azadibenzofuran and azadibenzoselenophene. Here, the compound is substituted with one or more R selected from the group consisting of alkyl, cycloalkyl, spiroalkyl, partially or fully deuterated variations thereof, partially or fully fluorinated variations thereof, and combinations thereof. 본 발명은 OLED 내의 호스트 물질로서 유용한 화합물을 제공한다. 이 화합물은 트리페닐렌, 카르바졸, 인돌로카르바졸, 디벤조티오펜, 디벤조푸란, 디벤조셀레노펜, 아자트리페닐렌, 아자카르바졸, 아자인돌로카르바졸, 아자디벤조티오펜, 아자디벤조푸란 및 아자디벤조셀레노펜으로 이루어진 군으로부터 선택된 1 이상의 화학 기를 포함하고, 여기서 화합물은 알킬, 시클로알킬, 스피로알킬, 이들의 일부 또는 전부 중수소화된 변형, 이들의 일부 또는 전부 불소화된 변형, 및 이들의 조합으로 이루어진 군으로부터 선택된 1 이상의 R로 치환된다.
Bibliography:Application Number: KR20220110802