Casting composition as diffusion barrier for water molecules

US9093623B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Ralf Petry · Griesheim, DE
• Holger Winkler · Darmstadt, DE
• Tim Vosgroene · Ober-Ramstadt, DE

Key dates

• Filing date: Dec 1, 2010
• Grant date: Jul 28, 2015
• Expiry date: Dec 1, 2030

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10H20/882

Abstract

The invention relates to a casting composition based on a transparent epoxy or silicone resin (1), in particular for uses in an electroluminescent component (3), which preferably emits white light. The casting composition serves as diffusion barrier for moisture or water molecules through the use of glass and/or silica particles (2).