Heterocyclic compound, organic light-emitting element comprising same, and composition for organic material layer
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Oxime ester photoinitiators
US8940464B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8940464-B2 |
| Application number | US-8538306-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 8, 2006 |
| Priority date | Dec 1, 2005 |
| Publication date | Jan 27, 2015 |
| Grant date | Jan 27, 2015 |
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Abstract
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Compounds of the formula (I), (II), and wherein R 1 , R 2 , R′ 2 and R′″ 2 for example are C 1 -C 20 alkyl; R 3 , R 4 , and R 5 for example independently of one another are hydrogen or a defined substituent provided that at least one of R 3 , R 4 or R 5 is other than hydrogen or C 1 -C 20 alkyl; R 6 , R 7 , R 8 , R′ 6 , R′ 7 , R′ 8 , R″ 6 , R″ 7 , R′″6 and R′″7 for example independently of one another have one of the meanings as given for R 3 , R 4 , and R 5 ; and R 9 for example is C 1 -C 20 alkyl; exhibit an unexpectedly good performance in photopolymerization reactions.
First claim
Opening claim text (preview).
The invention claimed is: 1. A compound of formula I wherein R 1 is hydrogen, (CO)R″ 2 , C 1 -C 20 alkoxycarbonyl, phenyl-C 1 -C 4 alkyl, C 1 -C 20 alkyl which optionally is substituted by one or more halogen, COOR 11 , CONR 12 R 13 ; or R 1 is C 2 -C 20 alkyl which is interrupted by O, CO or NR 14 ; C 2 -C 12 alkenyl which optionally is interrupted by O,…
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- C07D209/86Primary
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
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- What does patent US8940464B2 cover?
- Compounds of the formula (I), (II), and wherein R 1 , R 2 , R′ 2 and R′″ 2 for example are C 1 -C 20 alkyl; R 3 , R 4 , and R 5 for example independently of one another are hydrogen or a defined substituent provided that at least one of R 3 , R 4 or R 5 is other than hydrogen or C 1 -C 20 alkyl; R 6 , R 7 , R 8 , R′ 6 , R′ 7 , R′ 8 , R″ 6 , R″ 7 , R′″6 and R′″7 for example independently of…
- Who is the assignee on this patent?
- Matsumoto Akira, Tanabe Junichi, Kura Hisatoshi, and 2 more
- What technology area does this patent fall under?
- Primary CPC classification C07D209/86. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Jan 27 2015 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 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).