Self-healing catalysts: CO3O4 nanorods for fischer-tropsch synthesis
    2.
    发明授权
    Self-healing catalysts: CO3O4 nanorods for fischer-tropsch synthesis 有权
    自愈催化剂:用于费托合成的CO 3 O 4纳米棒

    公开(公告)号:US09169167B2

    公开(公告)日:2015-10-27

    申请号:US14252169

    申请日:2014-04-14

    Abstract: A self-healing reaction process for a chemical reaction is provided by exposing a catalyst a reaction mixture that includes carbon monoxide and hydrogen gas such that hydrocarbons are produced. The catalyst includes Co3O4 nanorods having both Co2+ and Co3+ exposed thereon. The Co3O4 nanorods can have a spinel crystal structure such that the Co3O4 nanorods define a {110} facet having both Co2+ and Co3+ exposed thereon. During reaction conditions, water can oxidize portions of the catalyst, while the exposed Co3+ can reduce any oxidized portions of the catalyst such that the catalyst is self-healing during reaction conditions, especially when the reaction mixture further comprises water.

    Abstract translation: 通过使催化剂暴露出包括一氧化碳和氢气的反应混合物以产生烃,从而提供化学反应的自愈反应过程。 该催化剂包括其上露出Co2 +和Co3 +的Co3O4纳米棒。 Co 3 O 4纳米棒可以具有尖晶石晶体结构,使得Co 3 O 4纳米棒限定了其上露出Co2 +和Co3 +的{110}面。 在反应条件下,水可以氧化催化剂的一部分,而暴露的Co 3+可以减少催化剂的任何氧化部分,使得催化剂在反应条件下自愈,特别是当反应混合物还包含水时。

    One-Step Synthesis of Monodisperse Transition Metal Core-Shell Nanoparticles with Solid Solution Shells
    3.
    发明申请
    One-Step Synthesis of Monodisperse Transition Metal Core-Shell Nanoparticles with Solid Solution Shells 有权
    一步合成具有固溶体壳的单分散过渡金属核壳纳米颗粒

    公开(公告)号:US20130288892A1

    公开(公告)日:2013-10-31

    申请号:US13855349

    申请日:2013-04-02

    Abstract: Methods of forming monodispersed core-shell nanoparticles are provided. A cobalt(II)-ligand component, a metal(II)-ligand component, an organic reducing agent, and a capping agent can be added to an organic solvent to form a reaction mixture. The reaction mixture is then heated to a dissolving temperature while under a gas (e.g., including methane) such that the reaction mixture becomes a reaction solution while stirring at the dissolving temperature. The reaction solution is then be heated to a reaction temperature (e.g., about 200° C. or more) while under the gas to form the core-shell nanoparticles, and the core-shell nanoparticles can be collected from the reaction solution.

    Abstract translation: 提供了形成单分散核 - 壳纳米粒子的方法。 可以将钴(II)配位成分,金属(II)配位成分,有机还原剂和封端剂加入到有机溶剂中以形成反应混合物。 然后将反应混合物在气体(例如包括甲烷)下加热至溶解温度,使得反应混合物在溶解温度下搅拌的同时变成反应溶液。 然后将反应溶液加热至反应温度(例如约200℃或更高),同时在气体下形成核 - 壳纳米颗粒,并且可以从反应溶液中收集核 - 壳纳米颗粒。

    Self-Healing Catalysts: CO3O4 Nanorods for Fischer-Tropsch Synthesis
    4.
    发明申请
    Self-Healing Catalysts: CO3O4 Nanorods for Fischer-Tropsch Synthesis 有权
    自愈合催化剂:用于费 - 托合成的CO 3 O 4纳米棒

    公开(公告)号:US20140309316A1

    公开(公告)日:2014-10-16

    申请号:US14252169

    申请日:2014-04-14

    Abstract: A self-healing reaction process for a chemical reaction is provided by exposing a catalyst a reaction mixture that includes carbon monoxide and hydrogen gas such that hydrocarbons are produced. The catalyst includes Co3O4 nanorods having both Co2+ and Co3+ exposed thereon. The Co3O4 nanorods can have a spinel crystal structure such that the Co3O4 nanorods define a {110} facet having both Co2+ and Co3+ exposed thereon. During reaction conditions, water can oxidize portions of the catalyst, while the exposed Co3+ can reduce any oxidized portions of the catalyst such that the catalyst is self-healing during reaction conditions, especially when the reaction mixture further comprises water.

    Abstract translation: 通过使催化剂暴露出包括一氧化碳和氢气的反应混合物以产生烃,从而提供化学反应的自愈反应过程。 该催化剂包括其上露出Co2 +和Co3 +的Co3O4纳米棒。 Co 3 O 4纳米棒可以具有尖晶石晶体结构,使得Co 3 O 4纳米棒限定了其上露出Co2 +和Co3 +的{110}面。 在反应条件下,水可以氧化催化剂的一部分,而暴露的Co 3+可以减少催化剂的任何氧化部分,使得催化剂在反应条件下自愈,特别是当反应混合物还包含水时。

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