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US 9,113,536 B2Granted
Electroluminescent device
AssigneeBASF SE
InventorsHidetaka Oka, Ramachandra V. Joshi, Junichi Tanabe, Sanjoy Lahiri, Dhaval Vashi, Preetam Ghogale
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Abstract
The present invention relates to electroluminescent devices that comprise organic layers that contain triazole compounds of the formula (I), or formula (II). The compounds are suitable components of, for example, blue-emitting, durable, organo-electroluminescent layers. The electroluminescent devices may be employed for full color display panels in, for example, mobile phones, televisions and personal computer screens.
Claims10
A compound of the formula:
A compound of the formula
- wherein
- X, Y and W are a group of the formula —W1-(W2)b-W3,
- wherein b is 0, or, 1,
- W1 and W2 are independently of each other a group of formula
- R18 and R19 are independently of each other C1-C8 alkyl or cyclohexyl, and
- W3 is a group of formula
3 more elements
A compound of the formula:
Dependencies are inferred from the claim text.