利用吸附体系研究了Ca(Ⅱ)与壳聚糖衍生物的吸附动力学行为,动力学模式函数为1/c=kt,螯合反应的速率方程为:dcdt=-kc2 用13CNMR和广角X 射线衍射(WXRD)分析等对壳聚糖衍生物进行了结构表征, 通过红外光谱(IR)和X射线光电子能谱(XPS)研究了壳聚糖衍生物与Ca(Ⅱ)的配位机理.结果表明:配合物中Ca(Ⅱ)与α-酮戊二酸缩壳聚糖(KCTS)中氨基氮原子配位,与羟胺α-酮戊二酸缩壳聚糖(HKCTS)配位的配位原子为-NH-中的氮原子、羟肟酸中的氧原子及羰基中的氧原子.
参考文献
| [1] | Zeng XB;Zhang YF;Shen ZQ .Ring opening polymerization of propylene oxide by chitosan-supported rare earth catalytic system and its kinetics[J].Journal of Polymer Science, Part A. Polymer Chemistry,1997(11):2177-2182. |
| [2] | 王补森.新型络合吸附剂的研究（Ⅱ）--铜离子模板高分子多乙烯多胺络合吸附剂的合成和特性[J].高等学校化学学报,1993(04):582. |
| [3] | Ngah W S W;Liang K H .[J].Industrial and Engineering Chemistry Research,1999,38:1411-1414. |
| [4] | Onsoyen E;Skaugrud O .[J].Journal of Chemical Technology and Biotechnology,2000,49:395-404. |
| [5] | Gonzalez-Davila M;Santana-Casiano J M;Milero F J .[J].Journal of Colloid and Interface Science,1990,137:102-107. |
| [6] | Yang T C;Zall R R .[J].Product Research and Development,1984,23:168-171. |
| [7] | Muzzarelli R A A.Chitin Enzymology[M].Lyon:European Chitin Society,1996 |
| [8] | Lopez de Alba P L;Pacheco M;Urbina B et al.[J].Revista Cubana De Quimica,1988,4:11-18. |
| [9] | Peniche-Covas C;Alvarez L W;Argtielles-Monal W .[J].Journal of Applied Polymer Science,1992,46:1147-1152. |
| [10] | Uraki Y;Fujii T;Matsuoka T et al.[J].Carbohydrate Polymers,1993,20:139-147. |
| [11] | Lasko C L;Pesic B M;Oliver D J .[J].Journal of Applied Polymer Science,1993,48:1565-1577. |
| [12] | Sa(a)g Y;Aytay Y .[J].Biochemical Engineering Journal,2002,12:143-152. |
| [13] | Furlan L;De FBvere Valfredo T;Laranjeira M C M et al.[J].Journal of Polymer Science,1996,37(05):843-846. |
| [14] | Aiedeh K;Taha M O .[J].European Journal of Pharmaceutical Sciences,2001,13:159-168. |
| [15] | Domard A;Gey C .[J].International Journal of Biological Macromolecules,1987,6(02):117-120. |
| [16] | 丁纯梅,宋庆平,孔霞,吴大荣,徐阳阳,乔永波.壳聚糖/Pb（Ⅱ）模板壳聚糖膜与Pb（Ⅱ）螯合反应的动力学及机理探讨[J].无机化学学报,2004(06):711-714. |
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