高固含量水性聚氨酯制备新工艺  

New Preparation Techniques of Waterborne Polyurethane with High Solid Content

作　　者：朱祖钊[1] 张逢君[1] 黄玉刚[1] 麦碧云[1] 陈旭东[1] 

机构地区：[1]中山大学化学与化学工程学院高分子研究所,广州510275

出　　处：《广州化工》2008年第2期6-8,30,共4页GuangZhou Chemical Industry

基　　金：浙江省重大科技攻关项目(项目号:2005C11049)

摘　　要：针对目前水分散体聚氨酯制备工艺,比较了工业上连续法工艺,半连续法工艺以及间歇法工艺的优缺点。阐述了各种实验室制备方法的特点,并且结合本实验室水分散体聚氨酯制备工艺改进的制备工艺,提出了目前水分散体聚氨酯制备工艺中仍尚需改进的地方。Based on analyzing the preparation techniques of the synthesis of waterborne polyurethane dispersions, the advantages and disadvantages of continuous process, semi-continuous process and batch process for manufacturing polyurethane dispersions were discussed in this paper. Some suggestions for the improvements of the preparation technologies of waterborne polyurethane dispersions were proposed by combining the preparation process of the research group.

关 键 词：水性聚氨酯 连续法工艺 高固含量 制备工艺 

分 类 号：TQ323.8[化学工程—合成树脂塑料工业] TQ316.334