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1. (WO2019024396) METALLIC SINGLE ATOM-EMBEDDED GRAPHENE MATERIAL, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF
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Pub. No.: WO/2019/024396 International Application No.: PCT/CN2017/117563
Publication Date: 07.02.2019 International Filing Date: 20.12.2017
IPC:
B01J 23/74 (2006.01) ,B01J 21/18 (2006.01) ,B01J 37/08 (2006.01) ,H01M 4/90 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/113
70
of the iron group metals or copper
74
Iron group metals
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
21
Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
18
Carbon
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
37
Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
08
Heat treatment
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4
Electrodes
86
Inert electrodes with catalytic activity, e.g. for fuel cells
90
Selection of catalytic material
Applicants:
中国科学院大连化学物理研究所 DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES [CN/CN]; 中国辽宁省大连市 中山路457号 No. 457 Zhongshan Road Dalian, Liaoning 116023, CN
Inventors:
刘彬 LIU, Bin; CN
杨鸿斌 YANG, Hongbin; CN
黄延强 HUANG, Yanqiang; CN
刘松 LIU, Song; CN
张涛 ZHANG, Tao; CN
Agent:
北京元周律知识产权代理有限公司 PERIODIC LAW FIRM; 中国北京市 西城区德胜门外大街36号德胜凯旋大厦B座1713室 B-1713 Deshengkaixuan Building No. 36 Deshengmenwai Street, Xicheng District Beijing 100120, CN
Priority Data:
201710655090.103.08.2017CN
Title (EN) METALLIC SINGLE ATOM-EMBEDDED GRAPHENE MATERIAL, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF
(FR) MATÉRIAU DE GRAPHÈNE À ATOME MÉTALLIQUE SIMPLE, SON PROCÉDÉ DE PRÉPARATION ET SON APPLICATION
(ZH) 一种金属单原子镶嵌石墨烯材料、其制备方法和应用
Abstract:
(EN) A metallic single atom-embedded graphene material, and a preparation method therefor and an application as a catalyst for carbon dioxide electroreduction. The material comprises metallic single atoms and graphene; the metallic single atoms are dispersed in a skeleton of the graphene; graphene is at least one of nitrogen-doped graphene and nitrogen- and sulfur-doped graphene. The material is used for the electrochemical reduction reaction of carbon dioxide, can significantly improve the utilization efficiency of the metal atoms, enhances the activity of the catalyst to CO2 electroreduction, improves catalytic stability, effectively inhibits a hydrogen evolution reaction, and enhances the selectivity of a product CO.
(FR) L'invention concerne un matériau de graphène à atome métallique simple, son procédé de préparation et une application en tant que catalyseur pour l'électroréduction du dioxyde de carbone. Le matériau comprend des atomes métalliques simples et du graphène; les atomes métalliques simples sont dispersés dans le squelette du graphène; le graphène est soit un graphène dopé à l'azote, soit un graphène dopé à l'azote et au soufre. Le matériau est utilisé pour la réaction de réduction électrochimique du dioxyde de carbone, peut améliorer significativement l'efficacité d'utilisation des atomes métalliques, améliore l'activité du catalyseur pour une électroréduction du CO2 , améliore la stabilité catalytique, inhibe efficacement une réaction de dégagement d'hydrogène et améliore la sélectivité d'un produit CO.
(ZH) 一种金属单原子镶嵌石墨烯材料、其制备方法及作为电还原二氧化碳催化剂的应用。该材料包含金属单原子和石墨烯;金属单原子分散在石墨烯的骨架中;石墨烯为氮掺杂的石墨烯、氮和硫掺杂的石墨烯中的至少一种。该材料用于二氧化碳电化学还原反应,显著提高金属原子的利用效率,增大了催化剂对CO 2电还原的活性,改善了催化稳定性,有效抑制析氢反应,增强产物CO的选择性。
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Chinese (ZH)
Filing Language: Chinese (ZH)