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In vitro corrosion behavior and cytotoxicity property of magnesium matrix composite with chitosan coatingDAI Yi-long(戴翌龙)1, YU Kun(余琨)1, 2, CHEN Liang-jian(陈良建)2, 3, CHEN Chang(陈畅)2, QIAO Xue-yan(乔雪... 410083, China;3. XiangYa Third Hospital, Central South University, Changsha 410013, China)Abstract:Mg-6%Zn-10%β-Ca3(PO4)2 composite was prepared through powder metallurgy methods with different chitosan......
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(Ⅱ) ions from aqueous solution by chitosan α-ketoglutaric acid (KCTS) and hydroxamated chitosan α-ketoglutaric acid (HKCTS) was studied in a batch adsorption system. The Langmuir and Freundlich adsorption... by the chemical process. Key words: chitosan α-ketoglutaric acid; hydroxamated chitosan α-ketoglutaric acid; Ca(Ⅱ) ions; adsorption kinetics  ......
对滑石的抑制效果显著,在所研究的pH值范围,滑石的回收率均在10%左右,表明溶液中存在钙离子时有利于提高羧化壳聚糖对滑石的抑制性. 图3 羧化壳聚糖作用时pH值对滑石回收率的影响 Fig. 3 Effect of pH value on recovery of talc with carboxylation chitosan (Ca2+: 5×10-4 mol/L.... The stimulus response of chitosan and its depression effect on talc flotation[J]. Mineral Processing and Extractive Metallurgy, 2017: 1-6. [8] 卢毅屏, 张明洋, 冯其明, 欧乐明, 张国范. 蛇纹石与滑石的同步抑制原理[J]. 中国有色金属学报, 2012, 22......
)05-1232-06 Preparation and performance of drug-loaded nano-hydroxyapatite/chitosan microspheres LI Xiang-nan1, 2, CHEN Xiao-ming1, PENG Zhi-ming1, LI Shi-pu1 (1. Biomedical Materials and Engineering Research Center, Wuhan University of Technology, Wuhan 430070, China; 2. College of Chemical Engineering, Wuhan University of Technology, Wuhan 430070, China) Abstract: Nano-hydroxyapatite and chitosan......
biosensor by entrapping glucose oxidase into chitosan/nanoporous ZrO2/multiwalled carbon nanotubes nanocomposite film WEI Wan-zhi(魏万之)1, ZHAI Xiu-rong(翟秀荣)2, ZENG Jin-xiang(曾金祥)1, GAO Yan... nanocomposite material for construction of glucose biosensor was prepared. The biosensor was formed by entrapping glucose oxidase(Gox) into chitosan/nanoporous ZrO2/multiwalled carbon nanotubes......
: Asymmetric blend membranes of chitosan superfine powder and biomedical polyurethane were prepared by immersion-precipitation phase inversion method. The effects of different solvents on the thermodynamics...; chitosan superfine powder; biomedical polyurethane; thermodynamics; diffusion 壳聚糖是一种资源丰富的天然大分子,具有良好生物相容性,生物可降解性,但其吸水性极强,形成的纤维或膜材料的湿态机械强度差,作为医用材料其应用受到限制[1-2].将壳聚糖与其他聚合物进行共混改性既能保持壳聚糖特有的优异性能,又能得到壳聚糖单纯使用......
/chitosan composites ZHAO Ting-kai, LI Guang-ming, LIU Le-hao, LI Tie-hu (School of Materials and Engineering Science, Northwestern Polytechnical University, Xi’an 710072, China) Abstract: Functionalized multi-walled carbon nanotubes(f-MWCNTs) were prepared by mixed acids. And chitosan(CS) nanoparticles were prepared by precipitation methods. MWCNTs/CS (Mr≥50 000 and Mr≥100 000), MWCNTs/super......
Trans. Nonferrous Met. Soc. China 23(2013) 1804-1814 Biosorption of copper(II) from aqueous solution by Bacillus subtilis cells immobilized into chitosan beads Yun-guo Liu 1,2, Ting Liao1,2, Zhong... immobilized into chitosan beads (BICB) to remove Cu(II) from aqueous solution was studied. The effects of pH, biosorbent dosage, temperature, initial Cu(II) concentration and contact time on removal......
键词:壳聚糖微球; 磷酸钙骨水泥; 体内植入; 动物实验; chitosan microspheres; calcium phosphate cement; implanted; animal experiment; [全文内容正在添加中] ......