Auxiliary layers for electroluminescent assemblies

US6391481B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Friedrich Jonas · Aachen, DE
• Rolf Wehrmann · Krefeld, DE
• Andreas Elschner · Mülheim, DE
• Helmut-Werner Heuer · Krefeld, DE

Key dates

• Filing date: Sep 8, 1999
• Grant date: May 21, 2002
• Expiry date: Sep 8, 2019

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/254
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to an electroluminescent assembly containing, as hole injection layer, a polymeric organic conductor that has been applied either from solution or from a dispersion and contains particles having a particle size of less than 1 &mgr;m.