Membranelektrodenanordnung, Elektrochemische Zelle, Stapel und Elektrolyseur

Details

Veröffentlichungs-Nr.

EP4350040

Aktenzeichen

EP23194921

Anmeldetag

1. September 2023

Veröffentlichung

11. September 2024

Rechtsraum

EP

IPC

C25B1/04C25B9/23C25B9/77C25B11/032C25B11/052C25B11/081C25B1/27C25B1/02

Abstract

A membrane electrode assembly of an embodiment includes: a first electrode including a first diffusion layer, and a first catalyst layer; a second electrode for generating hydrogen, the second electrode including a second diffusion layer, a second catalyst layer including a porous catalyst layer including a porous precious metal or sheet-like precious metal, and a hydrophobic moisture management layer provided between the second catalyst layer and the second diffusion layer, the hydrophobic moisture management layer including carbon particles and carbon fibers, a weight of the carbon fibers being between lwt% and 20wt% of a weight of the second diffusion layer; and an electrolyte membrane provided between the first electrode and the second electrode, the first catalyst layer being provided between the first diffusion layer and the electrolyte membrane, and the second catalyst layer being provided between the second diffusion layer and the electrolyte membrane.

Anmelder

Firmen

KABUSHIKI KAISHA TOSHIBA
Toshiba Energy Systems & Solutions Corporation

Land

🇯🇵 Japan

Fachgebiete