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/chitosan composite JIANG Ru(蒋茹)1, 2, ZHU Hua-yue(朱华跃)2, 3, ZENG Guang-ming(曾光明)1, XIAO Ling(肖玲)3, GUAN Yu-jiang(管玉江)2 1. College of Environmental Science and Engineering, Hunan University, Changsha... ? Central South University Press and Springer-Verlag Berlin Heidelberg 2010 Abstract: Activated carbon/nanosized CdS/chitosan (AC/n-CdS/CS) composites as adsorbent and photoactive catalyst were prepared......
amount of water-soluble chitosan and pure TiO2 catalysts 图12 不同水溶性壳聚糖添加量溶胶制得的Er-TiO2薄膜的SEM像 Fig. 12 SEM images of Er-TiO2 films prepared from sol with different amounts of water-soluble chitosan 2.4.2 SEM表征 图12所示为不同水溶性壳聚糖含量的溶胶涂膜3次后经550 ℃煅烧1 h制得的Er-TiO2薄膜的SEM像.由图12可知,不含添加剂的溶胶制得的薄膜,表面颗粒大小不均匀,而水溶性壳聚糖的含量较低时 (≤0.04%(质量分数)),薄膜中颗粒均匀细小.在水溶性壳聚糖添加量为0.05%(质量分数)时,颗粒大小不一,出现团聚现象,观察到较大的颗粒.由此可......
Trans. Nonferrous Met. Soc. China 25(2015) 824-831 Effects of chitosan coating on biocompatibility of Mg-6%Zn-10%Ca3(PO4)2 implant Jun ZHAO1, Liang-jian CHEN2,3, Kun YU1,2, Chang CHEN3, Yi-long DAI1... composite with a chitosan coating was prepared to study its in vivo biodegradation properties. The chitosan dissolved in a 0.2% acetic acid solution was applied on the surface of Mg-6%Zn-10%Ca3(PO4)2......
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羟乙基与N-琥珀酰羟乙基壳聚糖的制备表征及细胞毒性试验李敏昱,韩宝芹,刘万顺中国海洋大学海洋生命学院摘 要:壳聚糖(chitosan,CTS)与氯乙醇反应制备羟乙基壳聚糖(hydroxyethyl chitosan,HECTS),并接合琥珀酸酐合成N-琥珀酰羟乙基壳聚糖(N-succinyl-hydroxyethyl chitosan,Suc-HECTS),考察琥珀酰化度的影响因素确定最适反应条件.用FT-IR对产物进行结构表征,1 H NMR测定脱乙酰度和琥珀酰化度,元素分析法测定羟乙基取代度,并评价了HECTS和Suc-HECTS的细胞毒性.结果表明HECTS与Suc-HECTS均无细胞毒性.在生物医药和药物载体方面的应用提供了一定的理论基础.关键词:羟乙基壳聚糖;N-琥珀酰化羟乙基......
/CS-Gel支架材料是一种有望用于临床的新型骨组织工程支架材料. 关键词:纳米羟基磷灰石; 壳聚糖; 明胶; 质粒; 组织工程; nano-hydroxyapatite; chitosan; gelatin; plasmid; tissue engineering.; [全文内容正在添加中] ......
and characterization of fluorimetric folate-coupled chitosan nano-carrier JIN Xin, ZHANG Yang-de, WANG Ji-wei, ZHANG Li-hua, YANG Pu, ZHANG Xu, HU Yu, YU Li (National Hepatobiliary and Enteric Surgery Research Center, Central South University, Changsha 410008, China) Abstract: Folate-coupled chitosan was prepared as a delivery system material for anticancer drug by the reaction of the activated......
%Zn-10%(β-TCP) composite were coated with titanium nitride (TiN) coating through multiple-arc ion sputtering, sprayed with polycaprolactone (PCL) or chitosan (CS) coating, respectively. The effects... solution, and the corrosion resistance of PCL coating is superior to that of the CS coating. Key words: Mg-6%Zn-10%(β-TCP); composite; titanium nitride; polycaprolactone; chitosan; coating; corrosion......
Chitosan-praseodymium complex for adsorption of fluoride ions from waterEny Kusrini1,Nofrijon Sofyan2,Nyoman Suwartha3,Gefin Yesya1,Cindy Rianti Priadi31. Department of Chemical Engineering, Faculty..., Universitas Indonesia摘 要:Engineering of chitosan by praseodymium has been investigated to improve the adsorption properties as well as physical......
