Patent · US Expired

Phosphorescent compound, a phosphorescent composition and an organic light-emitting device

US7250226B2 · kind B2 · utility

819Cited by
8References
27Claims
0Family size

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Inventors

Key dates

Filing dateAug 30, 2002
Grant dateJul 31, 2007
Priority date
Expiry dateNov 8, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/917
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An organic polymeric phosphorescent compound and an organic light-emitting device employing the organic polymeric phosphorescent compound. The phosphorescent compound is a neutral organic polymeric phosphorescent compound emitting phosphorescence and used in an organic light-emitting device, and includes a phosphorescent unit and a carrier transporting unit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.