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Metal-carbon composite supported catalyst for hydrogen production using co-evaporation and method of preparing the same

机译:用于共蒸发制氢的金属碳复合负载型催化剂及其制备方法

摘要

A metal-carbon composite supported catalyst for hydrogen production using co-evaporation and a method of preparing the same, wherein the catalyst is configured such that a metal-carbon composite having a core-shell structure resulting from co-evaporation is supported on the surface of an oxide-based support coated with carbon, thereby maintaining superior durability without agglomeration even in a catalytic reaction at a high temperature. Because part or all of the surface of metal is covered with the carbon shell, even when the catalyst is applied under severe reaction conditions including high temperatures, long periods of time, acidic or alkaline states, etc., the metal particles do not agglomerate or are not detached, and do not corrode, thus exhibiting high performance and high durability. Therefore, inactivation of the catalyst or the generation of side reactions can be prevented, so that the catalyst can be efficiently utilized in hydrogen production.
机译:用于通过共蒸发制氢的金属-碳复合物负​​载的催化剂及其制备方法,其中所述催化剂被配置为将具有由共蒸发产生的核-壳结构的金属-碳复合物负​​载在表面上。涂覆有碳的氧化物基载体具有优异的耐久性,从而即使在高温下的催化反应中也能保持优异的耐久性而不发生团聚。因为金属的一部分或全部表面都被碳壳覆盖,所以即使在高温,长时间,酸性或碱性等严酷的反应条件下使用催化剂,金属颗粒也不会凝聚或凝结。不会脱落,也不会腐蚀,因此表现出高性能和高耐久性。因此,可以防止催化剂的失活或副反应的产生,从而可以将催化剂有效地用于制氢。

著录项

  • 公开/公告号US9566567B2

    专利类型

  • 公开/公告日2017-02-14

    原文格式PDF

  • 申请/专利权人 KOREA INSTITUTE OF ENERGY RESEARCH;

    申请/专利号US201314030070

  • 发明设计人 HEE YEON KIM;SEOK YONG HONG;HYUN UK KIM;

    申请日2013-09-18

  • 分类号B01J23/42;B01J37/02;B01J37/08;B01J37/12;B01J21/04;B01J23/28;B01J23/44;B01J23/46;B01J23/52;B01J23/75;B01J23/755;B01J29/04;B01J29/068;B01J29/072;B01J29/076;B01J35;C01B3/40;

  • 国家 US

  • 入库时间 2022-08-21 13:45:50

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