瓜儿胶改性及其衍生物在造纸工业的应用  

Modification of guar gum and its application in papermaking industry

作　　者：万小芳[1] 李友明[1] 

机构地区：[1]华南理工大学资源科学与造纸工程学院,广州510640

出　　处：《化工进展》2006年第3期271-274,共4页Chemical Industry and Engineering Progress

基　　金：国家自然科学基金资助项目(No.20276025)

摘　　要：介绍了瓜儿胶的羟烷基及阳离子醚化改性技术,瓜儿胶与丙烯酰胺、丙烯氰等乙烯基单体的接枝共聚改性,总结了各种引发体系下接枝率,接枝效率等指标的优化条件。论述了瓜儿胶衍生物在造纸湿部作为助留助滤剂、增强剂的应用,并指出今后的发展前景。The hydroxyl- alkyl and cationic esterification modification of guar gum is introduced. Research is focused on grafted copolymerization of guar gum with various ethylene monomers such as acrylamide, acrylonitrile, etc. The optimum parameters, such as grating ratio, efficiency etc. are listed. Guar gum derivatives are used as retention and drainage aids, as well as dry strength agent in the papermaking industry. The potential application in the future is pointed out.

关 键 词：瓜儿胶 改性 造纸工业 助留助滤剂 增强剂 

分 类 号：TS727.2[轻工技术与工程—制浆造纸工程]