Temperature controlled radiation transmission material

US6379769B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Andreas Kleinke · Kierspe, DE
• Thomas Kessler · Schifferstadt, DE
• Ekkehard Jahns · Weinheim, DE

Key dates

• Filing date: Apr 20, 1999
• Grant date: Apr 30, 2002
• Expiry date: Apr 20, 2019

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/24025
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Disclosed is a temperature controlled radiation transmission material for plural component films, the material being present in one or more cores allsidedly surrounded by a transparent sheath layer. The plural component films are particularly useful for the reversibly temperature dependent control of the radiation transmission of buildings and of technical facilities, especially solar energy apparatus, in the apparel industry and/or for decorative purposes.