Azadibenzofurans for electronic applications
US-2015243907-A1 · Aug 27, 2015 · US
4H-imidazo[1,2-a]imidazoles for electronic applications
US9502664B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9502664-B2 |
| Application number | US-201214352861-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 7, 2012 |
| Priority date | Nov 10, 2011 |
| Publication date | Nov 22, 2016 |
| Grant date | Nov 22, 2016 |
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Abstract
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The present invention relates to compounds of formula (I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as electron transport and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
First claim
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The invention claimed is: 1. A compound of the formula wherein: X 6 is —N═ and X 7 is —NR 6 —; or X 7 is ═N— and X 6 is —NR 6 —; R 6 is a group of formula or…
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Electricity · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
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Frequently asked questions
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- What does patent US9502664B2 cover?
- The present invention relates to compounds of formula (I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as electron transport and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics o…
- Who is the assignee on this patent?
- Basf Se, Udc Ireland Ltd
- What technology area does this patent fall under?
- Primary CPC classification C07D487/04. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Nov 22 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).