Device for controlling the passage of energy, containing a dichroic dye compound

US10344217B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Peer Kirsch · Darmstadt, DE
• Alexander Hahn · Groß-Gerau, DE
• Andreas Ruhl · De Pere, US
• Susann BECK · Darmstadt, DE
• Junyou Pan · Frankfurt am Main, DE
• Michael Junge · Munich, DE
• Andreas Beyer · Hanau, DE
• Ursula Patwal · Reinheim, DE

Key dates

• Filing date: Apr 29, 2014
• Grant date: Jul 9, 2019
• Expiry date: Apr 29, 2034

Classification

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

Abstract

The present application relates to a device for regulating the passage of energy from an outside space into an inside space, where the device comprises a switching layer comprising one or more dichroic dyes of a formula (I) or formula (II).