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·1328·                            精细化工   FINE CHEMICALS                                 第 39 卷

            异、功能全面、紫外稳定性好的材料。                                      4862.
                                                               [5]   KOVACIC P, LOWERY M  K, FIELD K W.  Chemistry of N-
            3   结束语与展望                                             bromamines and N-chloramines[J]. Chemical Reviews, 1970, 70(6):
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                                                               [6]   BARNELA S B, WORLEY S D, WILLIAMS D E. Syntheses and
                 紫外不稳定性是限制 N—Cl 型卤胺抗菌材料应
                                                                   antibacterial activity of new N-halamine compounds[J]. Journal of
            用的最主要原因,有效提高其紫外稳定性可以拓展                                 Pharmaceutical Sciences, 1987, 76(3): 245-247.
            实际应用范围,并进一步提高其在各类抗菌材料中                             [7]   WORLEY S D, WILLIAMS D E, BARNELA S B. The stabilities of
                                                                   new N-halamine water disinfectants[J]. Water Research, 1987, 21(8):
            的竞争力。通过改变卤胺前驱体结构、引入无机、
                                                                   983-988.
            有机紫外吸收剂来提高紫外稳定性都有着一定的局                             [8]   WANG Y F, YIN M L, LI Z G, et al. Preparation of antimicrobial
            限性,比如:含有芳香环的聚合物材料在高温高湿                                 and hemostatic cotton with modified mesoporous particles for
                                                                   biomedical applications[J]. Colloids and surfaces B: Biointerfaces,
            环境中难以恢复失去的氯;棉织物上负载的纳米
                                                                   2018, 165: 199-206.
            TiO 2 容易团聚,影响抗菌剂与细菌的接触,在短时                         [9]   PAN N G,  LIU Y, REN  X H,  et al. Fabrication of cotton fabrics
            间内使织物的抗菌性能下降;有机物的负载工艺复                                 through in-situ reduction of polymeric N-halamine  modified
            杂,并且使用的化学溶剂可能会损害人体健康。未                                 graphene oxide with enhanced ultraviolet-blocking, self-cleaning,
                                                                   and highly efficient, and monitorable antibacterial properties[J].
            来的研究方向应从以下几个方面入手:                                      Colloids and Surfaces A: Physicochemical and Engineering Aspects,
                (1)正确判断 N—Cl 型卤胺抗菌材料在紫外光                           2018, 555: 765-771.
            照射下是 N—Cl 键的断裂还是其他连接键的断裂,                          [10]  LI Y Y, WANG  R, SI Y,  et al. Rechargeable polyamide-based
                                                                   N-halamine nanofibrous membranes for renewable, high efficiency,
            针对不同断裂形式,提出有效解决方法。例如,针                                 and antibacterial respirators[J]. Nanoscale Advances, 2019, 1: 1948-
            对硅氧烷类卤胺抗菌材料中紫外不稳定的问题,可以                                1956.
            通过复合不同的纳米粒子进行协同作用,缓解 C—Si                          [11]  KAUR R,  LIU S. Antibacterial surface design-contact kill[J].
                                                                   Progress in Surface Science, 2016, 91(3): 136-153.
            键或连接键的断裂问题,大大提高紫外稳定性的同                             [12]  AHMED  A E S I, HAY J N, BUSHELL M  E,  et al. Optimizing
            时,改善织物的抗菌、自清洁等性能。                                      halogenation conditions of N-halamine polymers and investigating
                (2)虽然紫外吸收剂有着很好的紫外防护效果,                             mode of bactericidal action[J]. Journal of Applied Polymer Science,
                                                                   2009, 113(4): 2404-2412.
            但其如何与卤胺前驱体和织物、无机粒子等材料实                             [13]  CHOI K, NAM M J, KIM J Y, et al. Synthesis and characterization
            现更好的结合是一个值得研究的问题。由于交联效                                 of biocidal poly (oxyethylene)s having N-halamine side  groups[J].
            果优异的 BTCA 价格昂贵,交联后导致织物强力损                              Macromolecular Research, 2011, 19(12): 1227-1232.
                                                               [14]  FRANCK H, CATHERINE D C. Antimicrobial N-halamine polymers
            失较大,所以应寻找其他交联剂或者方法进行代替。
                                                                   and coatings: A review of their synthesis, characterization, and
                (3)在紫外光的影响下,与苯环相连的亚甲基                              applications[J]. Biomacromolecules, 2013, 14(3): 585-601.
            会被氧化产生羰基生色基团进而发生黄变,这需要                             [15]  REN X H, KOU L, LIANG J, et al. Antimicrobial efficacy and light
                                                                   stability of N-halamine siloxanes bound to cotton[J]. Cellulose, 2008,
            在引入芳香烃结构时注意,避免对抗菌材料色泽造
                                                                   15(4): 593-598.
            成影响。同样,纳米 TiO 2 在应用过程中容易团聚形                        [16]  JIANG Q, JIANG Z, MA K, et al. Development of cytocompatible
            成二次颗粒,会使织物的透气性下降,影响服用性                                 antibacterial electro-spun nanofibrous composites[J]. Journal of
                                                                   Materials Science, 2014, 49(19): 6734-6741.
            能。因此,探索对基体材料性能影响小的紫外吸收
                                                               [17]  GUTMAN O, NATAN M, BANIN E,  et al. Characterization and
            剂值得深入研究。                                               antibacterial properties of N-halamine-derivatized cross-linked
                (4)目前,对 N—Cl 型卤胺抗菌材料紫外稳定                           polymethacrylamide nanoparticles[J]. Biomaterials, 2014, 35(19):
                                                                   5079-5087.
            性的研究已经有了一定的进展。下一步应该通过简
                                                               [18]  BASTARRACHEA L J, MCLANDSBOROUGH  L A, PELEG M,
            化工艺流程、降低生产成本,将研究成果转化为实                                 et al. Antimicrobial N-halamine modified polyethylene: Characterization,
            际应用,尤其是在医疗、纺织等领域,这对卤胺抗                                 biocidal efficacy, regeneration, and stability[J].  Journal of Food
                                                                   Science, 2014, 79(5): E887-E897.
            菌剂今后全方位发展应用有着积极影响。
                                                               [19]  CARROLL L, PATTISON D I, FU S L, et al. Reactivity of selenium-
                                                                   containing compounds with myeloperoxidase-derived chlorinating
            参考文献:
                                                                   oxidants: Second-order rate constants and implications for biological
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