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US 9,051,284 B2Granted
Compounds for porous films in light-emitting devices
AssigneeNitto Denko Corporation
InventorsShijun Zheng, Jensen Cayas, David T. Sisk
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Abstract
Compounds useful in porous films for light extraction and/or light scattering in electronic devices, such as light-emitting devices, are described herein. These compounds may be represented by Formula 1, as described herein. Rg5-Rg3-Rg1-Rg2-Rg4 (Formula 1)
Claims19
A compound represented by a Formula 2:
- wherein Z is N;
- R2, R3, and R4 are independently H, C1-6 alkyl, or —O—C1-6 alkyl;
- Rg3, and Rg2 are independently optionally substituted pyridinyl or phenyl;
- and
- Rg5 and Rg4 are independently benzimidazol-2-yl, benzooxazol-2-yl, or benzothiazol-2-yl.
2 more elements
A compound represented by Formula 2:
- wherein Z is N or CR1;
- R1 is H, C1-6 alkyl, or phenyl optionally substituted with 1, 2, or 3 substituents selected from:
- C1-6 alkyl and —O—C1-6 alkyl;
- R2, R3, and R4 are independently H, C1-6 alkyl, or —O—C1-6 alkyl;
- Rg2 is optionally substituted pyridinyl;
- Rg3 is optionally substituted pyridinyl or phenyl;
- and
- Rg5 and Rg4 are independently benzimidazol-2-yl, benzooxazol-2-yl, or benzothiazol-2-yl.
5 more elements
Dependencies are inferred from the claim text.