Page 100 - 《精细化工》2023年第6期

·1250· 精细化工 FINE CHEMICALS 第 40 卷

材料高效去除水中各种无机非金属阴离子、重金属 removal and anammox bacteria retention with zeolite-coated
membrane in simulated mainstream wastewater[J]. Environmental
离子、有机染料以及药物污染物的原因。此外，功 Science & Technology Letters, 2021, 8(6): 468-473.
能化处理还显著增强了 LDHs 材料的可再生性能。 [8] BASKAR A V, BOLAN N, HOANG S A, et al. Recovery,
regeneration and sustainable management of spent adsorbents from
因此，对 LDHs 吸附剂进行功能化改性以优化其吸 wastewater treatment streams: A review[J]. Science of the Total
附性能可能是增强其实际应用潜力的关键。 Environment, 2022, 822: 153555.
[9] ZENG M, CHEN M, HUANG D, et al. Engineered two-dimensional
虽然功能化 LDHs 吸附剂在水中污染物去除方 nanomaterials: An emerging paradigm for water purification and
面表现出优异的性能，但对以下 4 方面的研究也是 monitoring[J]. Materials Horizons, 2021, 8(3): 758-802.
[10] ZHAO Y (赵悦), ZHAO C L (赵春雷), WANG R (王锐), et al.
必不可少的：（1）LDHs 材料在真实水体中的吸附
Research progress on adsorbents for the adsorption and separation of
研究报道较少，实现其在大规模废水处理中的应用 uranium from aqueous solution[J]. Fine Chemicals (精细化工),
仍存在诸多疑问；（2）由于离子交换和类晶取代作 2018, 35(4): 549-555.
[11] ZHOU D, LI P, LIN X, et al. Layered double hydroxide-based
用的存在，LDHs 自身的大量金属离子和插层阴离 electrocatalysts for the oxygen evolution reaction: Identification and
子势必会在污染物吸附过程中释放到溶液中，因此 tailoring of active sites, and superaerophobic nanoarray electrode
assembly[J]. Chemical Society Reviews, 2021, 50(15): 8790-8817.
有必要对吸附后水样的毒性进行研究；（3）LDHs [12] YU J, WANG Q, O'HARE D, et al. Preparation of two dimensional
材料的高效回收是其实现大规模应用的一个主要难 layered double hydroxide nanosheets and their applications[J].
Chemical Society Reviews, 2017, 46(19): 5950-5974.
题，目前，对于改善 LDHs 材料的可回收性方法较 [13] JIJOE P S, YASHAS S R, SHIVARAJU H P. Fundamentals,
为单一，应更加重视 LDHs 纳米材料的回收技术； synthesis, characterization and environmental applications of layered
double hydroxides: A review[J]. Environmental Chemistry Letters,
（4）研究已达到吸附饱和且无法实现再生的 LDHs 2021, 19(3): 2643-2661.
材料的无害化处理办法，如作为填料添加到聚合物 [14] LI C (李聪), YANG B (杨斌), YANG J H (杨金辉), et al. Progress
of the application of layered double hydroxide materials in dye
中，增强聚合物的机械性能。对于吸附有机物的饱
wastewater[J]. Fine Chemicals (精细化工), 2021, 38(2): 226-233.
和 LDHs 材料，由于部分有机物含有大量能与重金 [15] LI Y, WU M, WU J, et al. Mechanistic insight and rapid
属发生络合作用的官能团，或许可以将其应用于金 co-adsorption of nitrogen pollution from micro-polluted water over
MgAl-layered double hydroxide composite based on zeolite[J].
属离子污染水体。吸附金属离子的饱和 LDHs 又可 Separation and Purification Technology, 2022, 297: 121484.
以通过煅烧或高级氧化技术应用于其他污染物的去 [16] LIN J, ZHANG Y D, ZHANG Q, et al. Enhanced adsorption
properties of organic ZnCr-LDH synthesized by soft template
除或实现原位再生，形成一个吸附-再生的高效循 method for anionic dyes[J]. Environmental Science and Pollution
环。尽管目前在 LDHs 材料的真实水样吸附特性、 Research, 2021, 28(35): 48236-48252.
[17] FENG L H, ZHANG Q, JI F Y, et al. Phosphate removal performances
生物毒性以及高效回收和无害化处理办法等方面仍 of layered double hydroxides (LDH) embedded polyvinyl alcohol/
存在诸多难题，但相信经过更加深入的改性研究，功 lanthanum alginate hydrogels[J]. Chemical Engineering Journal,
2022, 430: 132754.
能化 LDHs 吸附剂的大规模实际应用将会有广阔的 [18] RAVURU S S, JANA A, DE S. Cyanide removal from blast furnace
前景。 effluent using layered double hydroxide based mixed matrix beads:
Batch and fixed bed study[J]. Journal of Cleaner Production, 2022,
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[19] FENG C, WANG F, LIU Z, et al. A self-healing catalyst for
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