Device and method for continuous screen printing of organic light emitting diodes

US7287469B2 · kind B2 · utility

Assignee

• OSRAM Opto Semiconductors GmbH · DE

Inventors

• Jan Birnstock · Dresden, DE
• Joerg Blaessing · Oberkochen, DE
• Karsten Heuser · Erlangen, DE
• Georg Wittmann · Herzogenaurach, DE

Key dates

• Filing date: Jul 9, 2002
• Grant date: Oct 30, 2007
• Expiry date: Aug 21, 2022

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/24802

Abstract

Devices and method for continuous printing of organic light-emitting diodes (OLEDs) are described. A substrate with or without coating is provided as strip material on a roll, and is fed through a device with movable screens for imprinting by screen printing.