Electrolyzer and method of use

US11578415B2 · kind B2 · utility

Assignee

• Twelve Benefit Corporation · US

Inventors

• Etosha R. Cave · Berkeley, US
• Sichao Ma · Berkeley, US
• Qun Zeng · Longbeilingcun, CN
• Sara Hunegnaw · Oakland, US
• Kendra P. Kuhl · Oakland, US
• George Leonard · Oakland, US
• Ashley D. Mishra · Berkeley, US
• Ajay R. Kashi · Berkeley, US

Key dates

• Filing date: Nov 26, 2019
• Grant date: Feb 14, 2023
• Expiry date: May 21, 2040

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/50
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

Disclosed are membrane electrode assemblies having a cathode layer comprising a carbon oxide reduction catalyst that promotes reduction of a carbon oxide; an anode layer comprising a catalyst that promotes oxidation of a water; a polymer electrolyte membrane (PEM) layer disposed between, and in contact with, the cathode layer and the anode layer; and a salt having a concentration of at least about 10 uM in at least a portion of the MEA.