应用化学 ›› 1995, Vol. 0 ›› Issue (2): 117-118.

• 研究论文 • 上一篇    

壳聚糖衍生物的制备及其吸附性能

曲荣君, 马千里, 郑秀丽, 孙言志   

  1. 烟台师范学院化学系, 烟台 264025
  • 收稿日期:1994-07-05 修回日期:1994-12-08 出版日期:1995-04-10 发布日期:1995-04-10

Preparation of Chitosan Derivatives and Their Adsorption Behaviour

Qu Rongiun, Ma Qianli, Zheng Xiuli, Sun Yanzhi   

  1. Department of Chemistry, Yantai Teacher's College, Yantai 264025
  • Received:1994-07-05 Revised:1994-12-08 Published:1995-04-10 Online:1995-04-10

摘要: 壳聚糖(CTS)是重金属离子的吸附剂,由于壳聚糖分子中的-NH2在pH较低的水溶液易形成-NH茅而使CTS溶于水,造成吸附剂的流失,另外CTS在吸附过程中因-NH2并未全部参予与金属离子的络合而使其吸附能力受到限制.本文以水杨醛为改性剂,对CTS进行了化学改性,在溶解性能及吸附性能方面均有较大的改善.

关键词: 壳聚精衍生物, 制备, 吸附

Abstract: Several derivatives of chitosan were prepared and their adsorption to Cu2+ and Ni2+ was studied,their structure was identified by IR.

Key words: chitosan derivative, preparation, adsorption