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    • 1. 发明授权
    • Hydrogen storage by reversible hydrogenation of pi-conjugated substrates
    • 通过π-共轭底物的可逆氢化来储存氢
    • US07429372B2
    • 2008-09-30
    • US10833484
    • 2004-04-27
    • Guido Peter PezAaron Raymond ScottAlan Charles CooperHansong Cheng
    • Guido Peter PezAaron Raymond ScottAlan Charles CooperHansong Cheng
    • C01B3/00F17C11/00
    • C01B3/0015Y02E60/328
    • Processes are provided for the storage and release of hydrogen by means of a substantially reversible catalytic hydrogenation of extended pi-conjugated substrates which include large polycyclic aromatic hydrocarbons, polycyclic aromatic hydrocarbons with nitrogen heteroatoms, polycyclic aromatic hydrocarbons with oxygen heteroatoms, polycyclic aromatic hydrocarbons with alkyl, alkoxy, nitrile, ketone, ether or polyether substituents, pi-conjugated molecules comprising 5 membered rings, pi-conjugated molecules comprising six and five membered rings with nitrogen or oxygen hetero atoms, and extended pi-conjugated organic polymers. The hydrogen, contained in the at least partially hydrogenated form of the extended pi-conjugated system, can be facilely released for use by a catalytic dehydrogenation of the latter in the presence of a dehydrogenation catalyst which can be effected by lowering the hydrogen gas pressure, generally to pressures greater than 0.1 bar or raising the temperature to less than 250° C. or less, or by a combination of these two process parameters.
    • 提供了通过扩展的π-共轭底物的基本可逆的催化氢化来提供氢的方法,其包括大的多环芳烃,具有氮杂原子的多环芳烃,具有氧杂原子的多环芳烃,具有烷基的多环芳烃 烷氧基,腈,酮,醚或聚醚取代基,包含5元环的π-共轭分子,包含具有氮或氧杂原子的六元和五元环的π-共轭分子和延伸的π-共轭有机聚合物。 包含在延伸的π-共轭体系的至少部分氢化形式中的氢可以通过在脱氢催化剂的存在下通过催化脱氢来容易地释放使用,所述脱氢催化剂可以通过降低氢气压力来实现, 通常压力大于0.1巴或将温度升高到小于250℃或更低,或通过这两个工艺参数的组合。
    • 6. 发明申请
    • HYDROGEN STORAGE WITH GRAPHITE ANION INTERCALATION COMPOUNDS
    • 具有石墨阴离子介质化合物的氢存储
    • US20080175780A1
    • 2008-07-24
    • US12015712
    • 2008-01-17
    • Guido Peter PezHansong ChengAlan Charles CooperMaw Lin Foo
    • Guido Peter PezHansong ChengAlan Charles CooperMaw Lin Foo
    • C01B31/04C01B21/00C07C49/12C07C261/04C01B35/14
    • C01B21/068B82Y30/00B82Y40/00C01B3/0021C01B32/15C01B32/22C01P2002/08Y02E60/325
    • The disclosure relates to a material for reversibly storing and releasing hydrogen comprising graphite or a graphitic structure, for example, comprising an ordered graphite structure of carbon and nitrogen atoms wherein the interlayer and/or interstitial volume is occupied with at least one intercalated anionic species. While any suitable anionic species can be employed, examples of suitable species are at least one of: F− (fluoride), (C≡C)2− (diacetylide), and (N═C═N)2−. Desirable anionic species typically have a relatively high charge to volume ratio. The disclosure also relates to a material for reversibly storing and releasing hydrogen comprising ordered graphitic structures comprising at least one member selected from the group of graphite, single walled carbon nanotubes, multiwalled carbon nanotubes, graphite nanofibers, carbon nanohorns, and boron nitride. The carbon materials may incorporate substitutional nitrogen atoms in the graphite lattice at a level ranging from about 1 to about 40 atomic percent.
    • 本公开涉及用于可逆地储存和释放包含石墨或石墨结构的氢的材料,例如包括碳和氮原子的有序石墨结构,其中中间层和/或间隙体积被至少一个插层的阴离子物质占据。 尽管可以使用任何合适的阴离子种类,但合适的物质的实例是以下至少一种:氟化物(氟化物),(C≡C)2 - (二乙酰基), 和(NCN)2 - 。 理想的阴离子物质通常具有相对高的电荷与体积比。 本公开还涉及用于可逆地储存和释放氢的材料,其包含选自石墨,单壁碳纳米管,多壁碳纳米管,石墨纳米纤维,碳纳米角和氮化硼中的至少一种的有序石墨结构。 碳材料可以在约1至约40原子百分比的范围内在石墨晶格中引入取代的氮原子。