Carbazole compound, material for organic electroluminescence device and organic electroluminescence device
US-9203036-B2 · Dec 1, 2015 · US
US8987472B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8987472-B2 |
| Application number | US-201113878415-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 7, 2011 |
| Priority date | Oct 11, 2010 |
| Publication date | Mar 24, 2015 |
| Grant date | Mar 24, 2015 |
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The present invention relates to a novel triscarbazole compound comprising cyclo- or polycycloalkyl or aralkyl substituent, which can be represented by Formula (I). wherein; R A is a substituent comprising a substituted or unsubstituted cyclo- or polycycloalkyl group wherein the ring system comprises three to twenty carbon atoms or an aralkyl group having an overall number of nine to twenty carbon atoms, R B , R C , R D and R E are any substituent other than a substituted or unsubstituted aniline, and m, o, p and q are same or different at each occurrence and represent an integer from 0 to 4.
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The invention claimed is: 1. A compound of Formula (I): wherein; R A is a substituent comprising a substituted or unsubstituted cyclo- or polycycloalkyl group wherein the ring system comprises three to twenty carbon atoms selected from the group consisting of cyclohexyl, cyclopentyl, adamantyl, bornanyl, norbornanyl and bornenyl, or an aralkyl group having an overall…
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