Cyclopropeneimines for capture and transfer of carbon dioxide

US11878269B2 · kind B2 · utility

Assignees

• International Business Machines Corporation · US
• The Trustees of Columbia University in the City of New York · US

Inventors

• James L. Hedrick · Evanston, US
• Nathaniel H. Park · San Jose, US
• Luis M. Campos · Brooklyn, US
• Dino Wu · New York, US
• Daniel Malinowski · New York, US

Key dates

• Filing date: Mar 17, 2022
• Grant date: Jan 23, 2024
• Expiry date: Jul 6, 2042

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01D2258/06
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A composition, process, and apparatus are disclosed. The composition includes a cyclopropeneimine-carbon dioxide (CPI-CO2) adduct. The process includes forming the CPI-CO2 adduct by reacting a CPI with CO2 gas. The apparatus includes components for providing the CPI and mixing the CPI with CO2 gas. The mixing results in formation of the CPI-CO2 adduct.