Method for the sub-critical drying of lyogels to produce aerogels

US6378229B1 · kind B1 · utility

Assignee

• Cabot Corporation · US

Inventors

• Johannes Hartel · Bad Soden, DE
• Rainald Forbert · Flörsheim, DE

Key dates

• Filing date: Jun 14, 2000
• Grant date: Apr 30, 2002
• Expiry date: Jun 14, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01B33/1585
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The present invention refers to a method for the sub-critical drying of lyogels to produce aerogels. The method for the sub-critical drying of lyogels to produce aerogels provides for the lyogel particles to be disposed as a fixed bed and for a drying gas to be passed through them.