以离子液体为微晶纤维素(MCC)和聚乙烯醇(PVA)的共溶剂,采用液-固相转变法制备MCC/PVA共混膜.共混膜经红外光谱(FT-IR)、扫描电镜(SEM)、热重分析(TGA)、接触角测试和拉力试验等表征.FT-IR和SEM分析结果表明,两组分问有很好的相容性,用甲醇做沉淀剂可以制备出孔径均一的纳米共混膜.TGA和力学性能测试结果表明,共混膜具有良好的综合热稳定性、拉伸强度及尺寸稳定性.
参考文献
| [1] | Dieter Klemm;Brigitte Heublein;Hans-Peter Fink;Andreas Bohn .Cellulose:Fascinating Biopolymer and Sustainable Raw Material[J].Angewandte Chemie,2005(22):3358-3393. |
| [2] | 蒋柳云,李玉宝,张利,文季秋,龚梅.壳聚糖/羧甲基纤维素复合膜的制备及性能研究[J].高分子材料科学与工程,2007(06):232-235. |
| [3] | 王勇,张昊,张军,杨青林,郭林.纳米TiO2/再生纤维素复合薄膜的制备及光催化性能[J].复合材料学报,2007(03):35-39. |
| [4] | Uragami T.;Okazaki K.;Matsugi H.;Miyata T. .Structure and permeation characteristics of an aqueous ethanol solution of organic-inorganic hybrid membranes composed of poly(vinyl alcohol) and tetraethoxysilane[J].Macromolecules,2002(24):9156-9163. |
| [5] | Zhang, H;Wang, ZG;Zhang, ZN;Wu, J;Zhang, J;He, HS .Regenerated-cellulose/multiwalled-carbon-nanotube composite fibers with enhanced mechanical properties prepared with the ionic liquid 1-allyl-3-methylimidazolium chloride[J].Advanced Materials,2007(5):698-704. |
| [6] | Hongzan Song;Jun Zhang;Yanhua Niu .Phase Transition and Rheological Behaviors of Concentrated Cellulose/Ionic Liquid Solutions[J].The journal of physical chemistry, B. Condensed matter, materials, surfaces, interfaces & biophysical,2010(18):6006-6013. |
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