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    • 1. 发明公开
    • 산소를 선택적으로 흡착하기 위한, 분자간에 결합된 전이원소 착체
    • 用于氧选择性吸附的分子内转移金属络合物
    • KR1020010062262A
    • 2001-07-07
    • KR1020000074556
    • 2000-12-08
    • 프랙스에어 테크놀로지, 인코포레이티드
    • 장,들롱스티븐슨,닐앤드류
    • B01J20/06
    • B01J31/181B01D53/02B01D53/047B01D2253/204B01D2253/25B01D2253/311B01D2257/104B01J20/22B01J20/26B01J31/1691B01J2231/70B01J2531/11B01J2531/845C01B13/0262C01B2210/0046
    • PURPOSE: A process and composition for selectively adsorbing oxygen from a gaseous mixture. The chemisorption is carried out by a porous three-dimensional transition element complex comprised of intramolecularly bound TEC units, units further comprised of at least one multidentate ligand forming at least one five- or six-membered chelate ring on each unit. CONSTITUTION: A process for selectively adsorbing a component of a gas mixture, which comprises contacting the mixture with a solid state, selective adsorbent material comprising a porous framework of a plurality of transition element complexes (TECs) having the formula shown in Figure 1, wherein: (a) M is a primary transition metal ion; (b) D to D4 are primary donors and m is zero or one, at least three of D to D4 occupying primary donor coordination sites on M but leaving at least one open coordination site on M for the component to react with M; (c) G to G4 are functional groups and n is zero or one, at least one of G to G4 being intramolecularly bonded to at least three adjacent primary donors to form at least one 5 or 6 member chelate ring on the primary transition metal ion and providing at least three donors thereto; (d) M, D to D4 and G to G4 together define one or more transition metal complexes, wherein complexes are the same or different and wherein k is from 0 to 4; (e) R is an intermolecular connecting group selected from (i) secondary metal ions coordinated with secondary donors bonded to one or more of groups G to G4 on the respective TECs; (ii) multifunctional organic groups forming covalent bonds with one or more of groups G to G4 on the respective TECs; (iii) functional groups forming hydrogen bonds with one or more of groups G to G4 on the respective TECs; or (iv) non-coordinating counter-ions spaced between and separating the respective TECs; the R group bonding and/or spacing the respective TECs to and from one another to maintain them in a porous framework wherein z is from 1 to 8, and wherein R may be the same or different when z is greater than 1; and (f) y is an integer sufficient to provide porous framework of the plurality of TECs for the selective adsorption of the desired component thereon.
    • 目的:从气体混合物中选择性吸附氧气的方法和组合物。 化学吸附通过由分子内结合的TEC单元组成的多孔三维过渡元素络合物进行,其进一步包含在每个单元上形成至少一个五元或六元螯合环的至少一个多齿配体。 构成:用于选择性吸附气体混合物组分的方法,其包括使混合物与固态选择性吸附剂材料接触,所述固体选择性吸附材料包含具有图1所示式的多个过渡元素络合物(TEC)的多孔骨架,其中 :(a)M是一级过渡金属离子; (b)D至D4为主要供体,m为零或一,D至D4中至少有三个占据M上的主要供体配位点,但在M上留下至少一个开放配位位点使组分与M反应; (c)G至G4为官能团,n为0或1,G至G4中的至少一个与至少三个相邻的主供体分子内键合,以在主要过渡金属离子上形成至少一个5或6个螯合环 并向其提供至少三个供体; (d)M,D至D4和G至G4一起界定一个或多个过渡金属络合物,其中络合物相同或不同,其中k为0至4; (e)R是分子间连接基团,其选自(i)与在各自TEC上与G至G4中的一个或多个结合的次级供体配位的次级金属离子; (ii)与相应TEC上的G至G4中的一个或多个相互形成共价键的多官能有机基团; (iii)与相应TEC上的基团G至G4中的一个或多个形成氢键的官能团; 或(iv)在相应的TEC间隔开并分离各个TEC的非配位反离子; R基团彼此键合和/或间隔相应的TEC以保持它们在多孔骨架中,其中z为1至8,并且其中当Z大于1时,R可以相同或不同; 和(f)y是足以提供多个TEC的多孔骨架以用于选择性吸附其上所需组分的整数。