Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 26, 2022
Patent Application Number
15915199
Date Filed
March 8, 2018
Patent Primary Examiner
Novel organic compounds comprising a bicarbazole core are provided. In particular, the compounds has a 3,3′-bicarbazole core substituted at the 9-position with a triazine or pyrimidine. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and improved lifetime.
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