산소 발생 반응 촉매

• Main Authors: BLAKE JOHN, BURTON SARAH, RALPH THOMAS ROBERTSON
• Format: Patent
• Language: Korean
• Published: 19.03.2024
• Subjects: APPARATUS THEREFOR; BASIC ELECTRIC ELEMENTS; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; ELECTRICITY; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS; METALLURGY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; THEIR RELEVANT APPARATUS; TRANSPORTING

본 발명은 산소 발생 반응 촉매로서, 산소 발생 반응 촉매는 이리듐 및 탄탈럼을 포함하는 산화물 재료이고; 상기 산소 발생 반응 촉매는 루틸(rutile) 결정 구조를 갖는 결정질 산화물 상(crystalline oxide phase)을 포함하고; 상기 결정질 산화물 상은 4.510 Å 초과의 격자 파라미터 a를 가지며; 그리고 상기 산소 발생 반응 촉매는 적어도 50 m2/g의 BET 표면적을 가진다. The present invention provides an oxygen evolution reaction catalyst, wherein the oxygen evolution reaction catalyst is an oxide material comprising iridium and tantalum: wherein the oxygen evolution reaction catalyst comprises a crystalline oxide phase having the rutile crystal structure: wherein the crystalline oxide phase has a lattice parameter a of greater than 4.510 Å; and wherein the oxygen evolution reaction catalyst has a BET surface area of at least 50 m2/g.