Materials for organic electroluminescent devices

US10944056B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Elvira Montenegro · Weinheim, DE
• Amir Hossain Parham · Frankfurt am Main, DE
• Philipp Stoessel · Frankfurt am Main, DE
• Teresa Mujica-Fernaud · Darmstadt, DE
• Frank Voges · Bad Dürkheim, DE
• Arne Buesing · Frankfurt, DE

Key dates

• Filing date: Sep 26, 2017
• Grant date: Mar 9, 2021
• Expiry date: Sep 26, 2037

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E10/549
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to spirobifluorene compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.