Materials for organic electroluminescent devices

US12279521B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Nils Koenen · Griesheim, DE
• Anna Hayer · Darmstadt, DE
• Florian MAIER-FLAIG · Weinheim, DE
• Jochen Pfister · Zwingenberg, DE
• Holger Heil · Frankfurt am Main, DE

Key dates

• Filing date: Jan 15, 2020
• Grant date: Apr 15, 2025
• Expiry date: Mar 14, 2042

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2101/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to fluorene derivatives and electronic devices, particularly organic electroluminescent devices in which said compounds are used, particularly as a matrix material for phosphorescent emitters.