Patent · US Active

Organic light-emitting device

US12274159B2 · kind B2 · utility

0Cited by
1References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 5, 2021
Grant dateApr 8, 2025
Priority date
Expiry dateApr 11, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K2101/30
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An organic light-emitting device including: a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the emission layer includes a polycyclic compound represented by Formula 1 and a host, and wherein an amount of the polycyclic compound is less than an amount of the host in the emission layer, wherein Formula 1 is as provided herein.

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