Material mixtures for heat storage systems and production method

US7704405B2 · kind B2 · utility

Assignee

• SGL CARBON SE · DE

Inventors

• Oswin Öttinger · Meitingen, DE
• Jürgen Bacher · Wertingen, DE

Key dates

• Filing date: Oct 28, 2003
• Grant date: Apr 27, 2010
• Expiry date: Aug 16, 2024

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/14
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A mixture for heat storage devices has a phase change material and particulate expanded graphite. The material mixtures are produced by mixing phase change material and expanded graphite as powders or in molten form, and shaping the mixtures into shaped bodies.