ELECTRODE FOR ELECTROCHEMICAL REACTION DEVICE, MEMBRANE ELECTRODE ASSEMBLY, AND ELECTROCHEMICAL REACTION DEVICE

• Main Authors: SUGANO YOSHITSUNE, ONO AKIHIKO, YOSHINAGA NORIHIRO
• Format: Patent
• Language: English; Japanese
• Published: 15.04.2024
• Subjects: APPARATUS THEREFOR; CHEMISTRY; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS; METALLURGY

To provide an electrode for an electrochemical reaction device, enabling the efficient supply of liquids and the efficient expulsion of the resulting gases.SOLUTION: An electrode 1 for an electrochemical reaction device of an embodiment includes: a substrate 11; and a catalyst laminate 12 provided on the substrate 11, and having a plurality of catalyst layers 13, and void layers 14 respectively arranged between the plurality of catalyst layers 13 adjacent to each other. The plurality of catalyst layers 13 include a first catalyst layer 131 arranged at a position close to the substrate 11 and having a first thickness, and a second catalyst layer 13h arranged at a position separated from the substrate 11 and having a second thickness that is smaller than the first thickness.SELECTED DRAWING: Figure 1 【課題】液体を効率よく供給すると共に、生成物である気体を効率よく排出することを可能にした電気化学反応装置用の電極を提供する。【解決手段】実施形態の電気化学反応装置用電極１は、基材１１と、基材１１の上に設けられ、複数の触媒層１３と、隣接する複数の触媒層１３間にそれぞれ配置された空隙層１４とを有する触媒積層体１２とを具備する。複数の触媒層１３は、基材１１に近い位置に配置され、第１の厚さを有する第１の触媒層１３１と、基材１１から離れた位置に配置され、第１の厚さより薄い第２の厚さを有する第２の触媒層１３ｎとを備える。【選択図】図１