METHOD AND SYSTEM FOR MANUFACTURING ELECTRODE CATALYST LAYER OF A POLYMER ELECTROLYTE MEMBRANE FUEL CELL AND ELECTRODE CATALYST LAYER MANUFACTURED THROUGH THE METHOD

• Main Authors: LIM JINHYUK, KIM DONG JOON, SHIM JUNG WOO, SHIM JOON HYUNG
• Format: Patent
• Language: English; Korean
• Published: 04.05.2022
• Subjects: BASIC ELECTRIC ELEMENTS; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; ELECTRICITY; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION

Disclosed are a method and a system for manufacturing an electrode catalyst layer for a polymer electrolyte membrane fuel cell, and an electrode catalyst layer manufactured thereby. The method for manufacturing an electrode catalyst layer according to a disclosed embodiment is a method for manufacturing an electrode catalyst layer of a polymer electrolyte membrane fuel cell and includes the steps of: forming catalyst particles on the surface of an electrode support of a fuel cell; and forming an atomic layer protective film on the surface of the electrode support and the catalyst particles through atomic layer deposition. 고분자 전해질막 연료전지의 전극 촉매층 제조 방법 및 시스템과 이를 통해 제조된 전극 촉매층이 개시된다. 개시되는 일 실시예에 따른 전극 촉매층 제조 방법은, 고분자 전해질막 연료전지의 전극 촉매층을 제조하는 방법으로서, 연료전지의 전극 지지체의 표면에 촉매 입자를 형성하는 단계 및 전극 지지체 및 촉매 입자의 표면에 원자층 증착법(Atomic Layer Deposition)을 통해 원자층 보호막을 형성하는 단계를 포함한다.