Particular calixarenes method for production and use thereof

US7393969B2 · kind B2 · utility

Assignee

• BAYER TECHNOLOGY SERVICES GMBH · DE

Inventors

• Michael Traving · Burscheid, DE
• Wilfried Gutknecht · Goslar, DE
• Werner Bäcker · Bad Mergentheim, DE
• Wolfgang Kummer · Goslar, DE
• Rainer Ludwig · Bitburg, DE

Key dates

• Filing date: Aug 16, 2005
• Grant date: Jul 1, 2008
• Expiry date: Aug 16, 2025

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P10/20
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

The present invention relates to calix[4]arenes which effectively bind alkali metal ions (Na+, K+) and transport them over phase boundaries, their preparation and use.