METAL COMPLEX AND ADSORBENT MATERIAL, STORAGE MATERIAL, AND SEPARATING MATERIAL COMPRISING SAME
申请人:Kuraray Co., Ltd.
公开号:EP2746248A1
公开(公告)日:2014-06-25
The problem of providing a metal complex having excellent gas adsorption performance, gas storage performance, and gas separation performance is solved by a metal complex comprising a dicarboxylic acid compound (I) including 20 to 99 mole % of a dicarboxylic acid compound (I-1) selected from terephthalic acid derivatives having an electron-donating group in the 2nd position such as 2-methoxyterephthalic acid, 2-methylterephthalic acid, and terephthalic acid, and 80 to 1 mole % of a dicarboxylic acid compound (I-2) selected from terephthalic acid derivatives having an electron-withdrawing group in the 2nd position such as 2-nitroterephthalic acid, 2-fluoroterephthalic acid, 2-chloroterephthalic acid, 2-bromoterephthalic acid, and 2-iodoterephthalic acid; at least one kind of metal ion selected from metal ions belonging to Group 2 and Groups 7 to 12 of the periodic table; and an organic ligand capable of bidentate binding to the metal ion.
提供一种具有优异气体吸附性能、气体储存性能和气体分离性能的金属络合物的问题是通过一种金属络合物来解决的,该金属络合物包括二羧酸化合物(I),其中包括 20 至 99 摩尔%的二羧酸化合物(I-1),该二羧酸化合物选自在第 2 位具有电子供基的对苯二甲酸衍生物,如 2-甲氧基对苯二甲酸、80-1摩尔%的二羧酸化合物(I-2),该化合物选自在第 2 位上具有取电子基团的对苯二甲酸衍生物,如 2-硝基对苯二甲酸、2-氟对苯二甲酸、2-氯对苯二甲酸、2-溴对苯二甲酸和 2-碘对苯二甲酸;至少一种金属离子,选自元素周期表中第 2 族和第 7 至 12 族的金属离子;以及一种有机配体,能与金属离子双齿结合。