FILLER FOR COLUMN CONTAINING FLOWER RING SHAPED AGGREGATE PARTICLE OF LAYERED DOUBLE HYDROXIDE, AND SEPARATION DEVICE BY FILLING THE SAME

• Main Authors: II NOBUO, TAMURA TAKASHI, SAKUMA HIROSHI, WATABANE YUJIRO
• Format: Patent
• Language: English; Japanese
• Published: 05.03.2020
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS; INORGANIC CHEMISTRY; METALLURGY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; THEIR RELEVANT APPARATUS; TRANSPORTING

To provide a flower ring shaped column filler for capturing and collecting anion compounds capable of enhancing adsorption separation accuracy of anionic compounds in a flow system without providing complication of operations, and a column for capturing and collecting anion.SOLUTION: There is adopted a filler for column for filtration formed so that many pores are communicated each other and allowing passage of fluid, which contains flower ring shaped aggregate particles of a layered double hydroxide represented by the general formula (1), [MM(OH)](X)mHO (1), wherein Mis a bivalent metal ion, Mis trivalent metal ion, Xis n valent anion, y satisfies 0<y≤0.34 and m is the number changed depending on humidity of environment.SELECTED DRAWING: Figure 5 【課題】 操作の煩雑化を招くことなく、流動系においてアニオン性化合物の吸着分離精度を向上させることができるアニオン化合物捕集用花冠状カラム充填材及びアニオン捕集用カラムを提供する。【解決手段】多数の気孔が相互に連通するように形成されて流体の通過を許容する濾過用充填材であって、一般式（１）、［ＭII1-yＭIIIy（ＯＨ）2］（Ｘn-）y/n・ｍＨ2Ｏ （１）（ここで、ＭIIは２価の金属イオンであり、ＭIIIは３価の金属イオンであり、Ｘn-はｎ価のアニオンであり、ｙは０＜ｙ≦０．３４を満たし、ｍは環境の湿度により変化する数である）で表される層状複水酸化物の花冠状凝集粒子を含むことを特徴とするカラム用充填材を採用する。【選択図】 図５