定向凝固干燥法制备取向高分子泡沫研究进展
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摘要
介绍了定向凝固干燥法制备取向高分子泡沫材料的原理,概括了取向高分子泡沫材料在组织工程学、导电功能化等领域的研究进展,展望了取向高分子泡沫材料在轻质、高性能、功能化、无污染等方面的发展趋势。
The principle for preparing orientation polymer foam materials by directional freeze-drying process is introduced. The research progress of the orientation polymer foam materials in the fields of tissue engineering, conductive functionalization and so on is summarized. The development trends on the light weight, high performance, functionalization, pollution-free etc. of the orientation polymer foam materials are prospected.
The principle for preparing orientation polymer foam materials by directional freeze-drying process is introduced. The research progress of the orientation polymer foam materials in the fields of tissue engineering, conductive functionalization and so on is summarized. The development trends on the light weight, high performance, functionalization, pollution-free etc. of the orientation polymer foam materials are prospected.
引文
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[2]He Yongqiang,Pan Peggy,Xing Fubao,et al.Biomimetic aligned porous materials made from natural biopolymers by UFDM[J].Advanced Materials Research,2012,430/431/432:535-538.
[3]Dogu S,Okay O.Tough organogels based on polyisobutylene with aligned porous structures[J].Polymer,2008,49(21):4 626-4 634.
[4]Yao Xiang,Yao Hongwei,Li Yuanting.Hierar-chically aligned porous scaffold by ice-seg-regation-induced self-assembly and thermally triggered electrostatic self-assembly of oppositely charged thermosensitive microgels[J].Journal of Materials Chemistry,2009,19(36):6 516-6 520.
[5]Jaeger A A,Das C K,Morgan N Y,et al.Microfabricated polymeric vessel mimetics for 3-D cancer cell culture[J].Biomaterials,2013,34(33):8 301-8313.
[6]Zhang Haifei,Brust Mathias,Cooper Andrew I,et al.Aligned two-and three-dimensional structures by directional freezing of polymers and nanoparticles[J].Nature Materials,2005,4(10):787-793.
[7]Zhang Haifei,Cooper Andrew I.Aligned porous structures by directional freezing[J].Advanced Materials,2007,19(11):1 529-1 533.
[8]何洪.取向多孔导电聚乙烯醇(聚氨酯)基复合材料的制备及气敏行为[D].重庆:重庆大学,2012.
[9]Yang Fei,Qu Xue,Cui Wenjin,et al.Manu-facturing and morphology structure of poly-lactide-type microtubules orientation-structured scaffolds[J].Biomaterials,2006,27(28):4 923-4 933.
[10]Wu X,Liu Y,Li X,et al.Preparation of aligned porous gelatin scaffolds by unidirectional freeze-drying method[J].Acta Biomaterialia,2010,6(3):1 167-1 177.
[11]Francis N L,Hunger P M,Donius A,et al.An icetemplated,linearly aligned chitosan-alginate scaffold for neural tissue engineering[J].J Biomed Mater Res A,2013,101(12):3 493-3 503.
[12]Zhou Y M,Fu S Y,Pu Y Q,et al.Preparation of aligned porous chitin nanowhisker foams by directional freezecasting technique[J].Carbohydr Polym,2014,112:277-283.
[13]Guan J J,Fujimoto K L,Sacks M S,et al.Pre-paration and characterization of highly porous,biodegradable polyurethane scaffolds for soft tissue applications[J].Biomaterials,2005,26(18):3 961-3 971.
[14]Yan Jia,Wang Hairui,Wu Tianhao,et al.Elastic and electrically conductive carbon nanotubes/chitosan composites with lamellar structure[J].Composites(Part A):Applied Science and Manu-facturing,2014,67:1-7.
[15]He H,Zhang D F,Xu X B.Electrically conductive multiwall carbon nanotubes/poly(vinyl alcohol)composites with aligned porous morphologies[J].Journal of Macromolecular Science(Part B):Physics,2012,51(12):2 493-2 498.
[16]何洪,张丁非,许向彬,等.用定向冷冻干燥法制备具有一维取向微孔结构的炭黑/聚乙烯醇导电复合材料[J].功能材料,2012,43(1):130-132.
[17]He H,Xu X B,Zhang D F.An aligned macro-porous carbon nanotube/waterborne polyurethane sensor for the detection of flowing organic vapors[J].Sensors and Actuators(B):Chemical,2013,176:940-944.
[18]Bai Hua,Li Chun,Chen Feng'en,et al.Aligned threedimensional micro structures of conducting polymer composites[J].Polymer,2007,48(18):5 259-5 267.
[19]Barrow M,Eltmimi A,Ahmed A,et al.Frozen polymerization for aligned porous structures with enhanced mechanical stability,conductivity,and as stationary phase for HPLC[J].Journal of Materials Chemistry,2012,22(23):11 615-11 620.
[20]Romeo H E,Hoppe C,Lopez-Quintela M A,et al.Directional freezing of liquid crystalline systems:from silver nanowire/PVA aqueous dispersions to highly ordered and electrically conductive macroporous scaffolds[J].Journal of Materials Chemistry,2012,22(18):9 195-9 201.
[21]Zhao Di,Zhu Jintang,Zhu Zhongcheng,et al.Anisotropic hierarchical porous hydrogels with unique water loss/absorption and mechanical properties[J].RSC Advances,2014,4(57):30 308-30 314.
[22]Zhang Nana,Qiu Haixia,Si Youmiao,et al.Fabrication of highly porous biodegradable monoliths strengthened by graphene oxide and their adsorption of metal ions[J].Carbon,2011,49(3):827-837.
[23]Kim J W,Taki K,Nagamine S,et al.Preparation of poly(L-lactic acid)honeycomb monolith structure by unidirectional freezing and freeze-drying[J].Chemical Engineering Science,2008,63(15):3 858-3 863.