Invention Grant
- Patent Title: Dibenzofurane polymers for electroluminiscent devices
- Patent Title (中): 用于电致发光器件的二苯并呋喃聚合物
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Application No.: US12994887Application Date: 2009-05-19
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Publication No.: US08685541B2Publication Date: 2014-04-01
- Inventor: Natalia Chebotareva , Roger Pretot , Paul Adriaan Van Der Schaaf , Annemarie Wolleb , Heinz Wolleb
- Applicant: Natalia Chebotareva , Roger Pretot , Paul Adriaan Van Der Schaaf , Annemarie Wolleb , Heinz Wolleb
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agent Shiela A. Loggins
- Priority: EP08157389 20080602
- International Application: PCT/EP2009/056037 WO 20090519
- International Announcement: WO2009/147011 WO 20091210
- Main IPC: H01L51/54
- IPC: H01L51/54
Abstract:
Disclosed are electroluminescent materials comprising a homopolymer based on recurring structural units of the formula (I) wherein R9, R9′ R9″, R11, R13 R14, R11′, R13′, R14′ independently are H or an organic substituent, where at least one of R9, R9′ R9″, R11, R13 R14, R11′, R13′, R14′ comprises a group R10 of the formula —(Sp)x10-[PG′]
Public/Granted literature
- US20110086454A1 DIBENZOFURANE POLYMERS FOR ELECTROLUMINISCENT DEVICES Public/Granted day:2011-04-14
Information query
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