Page 228 - 201906

·1234· 精细化工 FINE CHEMICALS 第 36 卷

较低时，吸附量增长速度较快，此时微球能够提供 [7] Pathania D, Sharma G, Thakur R. Pectin @ zirconium ( Ⅳ )
silicophosphate nanocomposite ion exchanger:Photocatalysis,heavy
2+
2+
足够的吸附位点用于吸附 Cu 。随着 Cu 初始质量 metal separation and antibacterial activity[J]. Chemical Engineering
2+
浓度增大，Cu 与吸附位点碰撞络合机会增大，促 Journal, 2015, 267: 235-244.
[8] Liu B J, Wang D F, Yu G L, et al. Adsorption of heavy metal ions,
2+
进微球对 Cu 的吸附，因此吸附量逐渐增大。当 Cu 2+ dyes and proteins by chitosan composites and derivatives-A review[J].
初始质量浓度为 338.7 mg/L 时，吸附量为 72.80 mg/g。 Journal of Ocean University of China, 2013, 12(3): 500-508.
[9] Reddy D K, Lee S M. Application of magnetic chitosan composites
2+
继续增大 Cu 质量浓度后，吸附量增长缓慢，这是 for the removal of toxic metal and dyes from aqueous solutions[J].
2+
2+
由于 Cu 初始质量浓度的增加，微球吸附 Cu 的吸 Advances in Colloid and Interface Science, 2013, 201/202(4): 68-93.
[10] Fan L, Luo C, Sun M, et al. Highly selective adsorption of lead ions
附位点相对不足，吸附逐渐趋于饱和。 by water dispersible magnetic chitosan/graphene oxide composites[J].
Colloids and Surfaces B: Biointerfaces, 2013, 103(1): 523-529.
[11] Qu J, Zhao X, Ma P X, et al. pH-responsive self-healing injectable
3 结论 hydrogel based on N-carboxyethyl chitosan for hepatocellular
carcinoma therapy[J]. Acta Biomaterialia, 2017, 58: 168-180.
（1）FTIR 和 XRD 分析表明，CS 的分子链中含 [12] Xin Lulu (辛露露), Zhang Yu (张雨), Liu Baochuan (刘宝传), et al.
Preparation and release behavior of avermectin microspheres[J]. Fine
有反应型基团—NH 2 和—OH，印迹和交联过程中可 Chemicals (精细化工), 2018, 35(4): 652-657.
保护—NH 2 和—OH 不受破环。FESEM 表明，印迹 [13] Nan Wei (南伟), Sun Ailan (孙爱兰). Application of chitosan and
oligochitosan in the field of cosmetics[J]. Chemical Industry and
2+
交联后的 Cu -ICM 表面有许多微孔，形成致密的三 Engineering Progress (化工进展), 2003, 22(12): 1304-1307.
2+
维网络结构，有利于对 Cu 的吸附。 [14] Guo Junyuan (郭俊元), Chen Cheng (陈诚), Zhang Ping (张萍),
et al. Modification of a chitosan and its performances in dye substance
2+
（2）Cu -ICM 的物理性能表明，交联改性可使 removal from wastewater[J]. Acta Scientiae Circumstantiae (环境科
学学报), 2018, 38(4): 1529-1536.
微球具有多孔结构和良好的结构稳定性，能够很好 [15] Zhou Yaozhen (周耀珍). Preparation of crosslinked and grafted
2+
地降低 CS 的酸溶性，提高微球对 Cu 的吸附性能。 chitosan and its adsorption performance[D]. Nanjing: Nanjing
4
2+
（3）通过 L 9 (3 )正交实验确定制备 Cu -ICM 的 Forestry University (南京林业大学), 2014.
[16] Peng Qingqing (彭庆庆). Study on chitosan modified materials
最佳条件为：CS 1.5 g，环氧氯丙烷 2.5 mL，80 ℃ preparation and their adsorption performance and mechanism of
heavy metal ions in aqueous solution[D]. Changsha: Hunan University
下交联 3.0 h，此时吸附量为 67.80 mg/g。
(湖南大学), 2017.
2+
（4）在单组分体系中，微球对 Cu 的最佳吸附 [17] Zhang Jin (张进), Tian Lang (田浪), Tang Honglin (唐红林), et al.
2+
条件为：pH 为 5.0，微球投加量 50 mg，Cu 初始质 Synthesis of dibutyl phthalate molecularly imprinted sorbent material
and evaluation of its adsorption properties[J]. Fine Chemicals (精细
量浓度 338.7 mg/L，此时吸附量为 72.80 mg/g。 化工), 2013, 30(8): 866-870.
[18] Cheong W J, Yang S H, Ali F. Molecular imprinted polymers for
2+
（5）Cu -ICM 在单组分体系中对铜离子具有较 separation science:A review of reviews[J]. Journal of Separation
高的吸附能力，暂未对微球的选择吸附性能进行研 Science, 2013, 36(3): 609-628.
[19] Viswanathan S, Rani C, RibeiorS, et al. Molecular imprinted
究，下一步拟研究微球在二元和多元体系中对铜离 nanoelectrodes for ultra sensitive detection of ovarian cancer
子的选择吸附性能和吸附容量。 marker[J]. Biosensors and Bioelectronics, 2012, 33(1): 179-183.
[20] Chen H J, Zhang Z H, Luo L J, et al. Surface-imprinted
chitosan-coated magnetic nanoparticles modified multi-walled carbon
感谢：中国科学院城市环境研究所任红云老师 nanotubes biosensor for detection of bovine serum albumin[J]. Sensors
为本文扫描电镜提供技术支持。 and Actuators, 2012, 163(1): 76-83.
[21] Ying X G, Yoshioka H T, Liu C J, et al. Molecular imprinting
technique in putrescine visualized detection[J]. Sensors and
参考文献： Actuators B: Chemical, 2018, 258: 870-880.
[1] Zhang Yizhong (张艺钟), Liu Shan (刘珊), Liu Zhiwen (刘志文), [22] Xu Long (许龙), Huang Yun’an (黄运安), Zhu Qiujin (朱秋劲), et al.
et al. Comparison for Cu(Ⅱ) and Cr(Ⅱ) adsorptionbehavior onto Preparation and application of molecularly imprinted polymers based
chitosan hydrogel beads[J]. Chemical Industry and Engineering on chitosan[J]. Chemical Industry and Engineering Progress (化工进
Progress (化工进展), 2017, 36(2): 712-719. 展), 2016, 35(3): 847-855.
[2] Dong J, Li B W, Bao Q. In situ reactive zone with modified Mg(OH) 2 [23] Bi Shaodan (毕韶丹), Li Zhihua (李志华), Guo Jing (郭静),
2+
for remediation of heavy metal polluted groundwater: Immobilization et al. Preparation and adsorption properties of Cu imprinted
and interaction of Cr( Ⅲ ), Pb( Ⅱ ) and Cd( Ⅱ )[J]. Journal of chitosan microspheres[J]. Journal of Shenyang Ligong University (沈
Contaminant Hydrology, 2017, 199: 50-57. 阳理工大学学报), 2015, 34(6): 11-19.
[3] Cui Qing (崔青), Zhao Hong (赵红), Zhang Changqiao (张长桥), [24] Shi Guang (石光), Hu Xiaoyan (胡小艳), Zheng Jianhong (郑建泓),
et al. Research progress in noble metal-supported chitosan functional et al. Removal of metal ions from aqueous solution using Cu(Ⅱ)
microspheres[J]. Chemical Industry and Engineering Progress (化工 imprinted chitosan cross-linked porous microspheres[J]. Ion Exchange
进展), 2017, 36(2): 595-601. and Adsorption (离子交换与吸附), 2010, 26(2): 103-110.
2+
[4] Pu Shengyan (蒲生彦), Zhou Yan (周艳), Wang Miaoting (王妙婷), [25] Ma Licheng (马立成). Synthesis and properties of Cu ion-imprinted
2+
et al. Review on preparation of cross-linked chitosan and adsorption magnetic chitosan beads for selective recognition of Cu ion in
of heavy metal ions[J]. Technology of Water Treatment (水处理技 aqueous solution[D]. Beijing:General Research Institute for Nonferrous
术), 2016, 42(11): 1-4. Metals (北京有色金属研究总院), 2015.
[5] Sami G. Biosorption of heavy metal from aqueous solution using [26] Li Zhuangzhi (李壮志). Cross-linked chitosan adsorbent under
cellulosic waste orange peel[J]. Ecological Engineering, 2017, 99: microwave irradiation[D]. Shenyang: Shenyang Ligong University
134-140. (沈阳理工大学), 2015.
[6] Chitpong N, Husson S M. High-capacity, nanofiber-based ion-exchange [27] Ma Xiaojie (马晓杰). Preparation and application of molecularly
membranes for the selective recoveryof heavy metals from impaired imprinted chitosan in water treatment[D]. Shenyang: Shenyang
waters[J]. Separation and Purification Technology, 2017, 179: 94-103. Ligong University (沈阳理工大学), 2014.