Storage medium and method for separating, storing and transporting chlorine from chlorine-containing gases

US11905177B2 · kind B2 · utility

Assignee

• Covestro Intellectual Property GmbH & Co. KG · DE

Inventors

• Maxime PAVEN · Langenfeld, DE
• Yuliya SCHIESSER · Troisdorf, DE
• Rainer Weber · Leverkusen, DE
• Gerhard Langstein · Kürten, DE
• Vinh Trieu · Cologne, DE
• Sebastian Hasenstab-Riedel · Kleinmachnow, DE
• Nico Schwarze · Bielefeld, DE
• Simon Steinhauer · Berlin, DE

Key dates

• Filing date: May 3, 2019
• Grant date: Feb 20, 2024
• Expiry date: Feb 14, 2041

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01D2257/2025
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention relates to a storage medium and to a method for using a storage medium based on ionic compounds, which can reversibly absorb and store chlorine and chlorine from process gases, and which can release the same again by changing the ambient conditions, wherein the storage medium can be reused for this task after discharge.