Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 22, 2009
0Patent Application Number
122508070
Date Filed
October 14, 2008
0Patent Citations Received
...
Patent Primary Examiner
Patent abstract
Polyfluorene polymers and copolymers having substantial amounts (10-100%) of fluorenes coupled at the 2 and 5 positions of fluorene are useful as active layers in OLED devices where triplet energies >2.10 eV are required.
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