CATALYST STRUCTURE FOR ELECTROCHEMICAL CO2 REDUCTION, AND METHOD FOR PRODUCING SAME

• Main Authors: JOO, Young Chang, LEE, Jae Chan
• Format: Patent
• Language: English; French; Korean
• Published: 22.04.2021
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

According to an aspect of the present invention, provided is a catalyst structure for electrochemical CO2 reduction. According to an embodiment of the present invention, the catalyst structure for electrochemical CO2 reduction includes: carbon nanofibers doped with nitrogen; and Cu particles dispersed on the carbon nanofibers. According to an embodiment of the present invention, at least a portion of the carbon nanofibers in regions forming interfaces with the Cu particles may have a pyridine-like arrangement structure. Selon un aspect, la présente invention concerne une structure de catalyseur pour la réduction électrochimique de CO2. Selon un mode de réalisation de la présente invention, la structure de catalyseur pour la réduction électrochimique de CO2 comprend : des nanofibres de carbone dopées avec de l'azote ; et des particules de Cu dispersées sur les nanofibres de carbone. Selon un mode de réalisation de la présente invention, au moins une partie des nanofibres de carbone dans des régions formant des interfaces avec les particules de Cu peut avoir une structure d'agencement de type pyridine. 본 발명의 일 관점에 따르면, 전기화학적 CO 2 환원용 촉매 구조체가 제공된다. 본 발명의 일 실시예에 의하면, 상기 전기화학적 CO 2 환원용 촉매 구조체는, 질소가 도핑된 탄소나노섬유; 및 상기 탄소나노섬유 상에 분포하는 Cu 입자를 포함한다. 본 발명의 일 실시예에 의하면, 상기 Cu 입자와 계면을 이루는 영역의 탄소나노섬유의 적어도 일부는 피리딘 유사배열 구조를 가질 수 있다.