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《大豆蛋白/复合羧酸改性棉织物的制备及其缓释效果-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第34卷第6期纺织学报V01.34.NO.62013年6月Journa1ofTextileResearchJun.,2013文章编号:0253—9721(2013)06—0073—06大豆蛋白/复合羧酸改性棉织物的制备及其缓释效果许云辉,王晓明,张晓丽(1.安徽农业大学轻纺工程与艺术学院,安徽合肥230036;2.东华大学纺织学院,上海201620)摘要为开发生态多功能棉织物,采用柠檬酸、马来酸、大豆蛋白对棉织物进行改性处理,通过复合羧酸的桥联作用,使大豆蛋白与棉织物形成化学键交联结合,研究处理条件对棉织物增重率的影响,并得出最优工艺参数。红外光
2、谱和光电子能谱测试表明,复合羧酸与棉纤维大分子按环酐机制产生酯化交联,大豆蛋白借助复合羧酸的桥联作用以酰胺键共价结合在棉织物上。大豆蛋白改性棉织物的断裂强力略有下降,再经仙人掌提取物处理的大豆蛋白改性棉织物抗紫外线性能明显提高,药物缓释试验显示,大豆蛋白改性棉织物作为药物载体对仙人掌提取物的缓释效果良好。关键词棉织物;大豆蛋白;复合羧酸;仙人掌提取物;抗紫外线;药物缓释中图分类号:TS111.8文献标志码:APreparationandcontrolledreleaseeflfect0fsoybeanprotein/multicarboxylic
3、acidsmodifiedcottonfabricXUYunhui,WANGXiaoming.ZHANGXiaoli(1.CollegeofLight—TextileEngineeringandArt,AnhuiAgriculturalUniversity,Hefei,Anhui230036,China;2.CollegeofTextiles,DonghuaUniversity,Shanghai201620,China)AbstractTodevelopaneco—friendlyandmultifunctionalcottonfabric,th
4、emodificationtreatmentofcottonfabricwasunde~akenusingcitricacid.maleicacidandsoybeanproteinSOthatthechemica1bondingbetweensoybeanproteinandcottonfabricwasformedthroughthebridgingfunctionofmulticarboxylicacids.Effectsoftreatingconditionsontheweightingpercentageofcottonfabricwe
5、reanalyzedandtheoptimizedprocessparameterswereobtained.ThecharacterizationofinfraredspectraandX—rayphotoelectronspectrometryshowedthattheesterificationcrosslinkingoccurredbetweenmulticarboxy¨cacidsandmacromoleculesofcottonfiberaccordingtoring—anhydridemechanism,whilethesoybea
6、nproteinwasadheredtothecottonfabricwithamidobondbythebridgingfunctionofmulticarboxylicacids.Thebreakingstrengthofsoybeanproteinmodifiedcottonfabricslightlydecreased,whereastheanti·-uhraviolet-raypropertyofthemodifiedcottonfabricaftercactusextracttreatmentimprovedremarkably.Fu
7、rthermore,thedrugcontrolledreleasetestshowedthatwhensoybeanproteinmodifiedcottonfabricwasusedasthecarrierforcactusextract,goodcontrolledreleaseeffectwasachieved.Keywordscottonfabric;soybeanprotein;multicarboxyIicacids;cactusextract;anti—ultraviolet;controlledreleasedrug收稿日期:2
8、012—07—02修回日期:2013—03—15基金项目:国家教育部留学回国人员科研启动基金项目(教外司留(2011)1568号);安徽
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