改善聚氨酯弹性体着色性能的途径与研究进展  

Methods and research progress to improve the coloring properties of polyurethane elastomers

作　　者：李林祥 钱红飞[1] LI Linxiang;QIAN Hongfei(Key Laboratory of Cleaning and Dyeing Technology in Zhejiang Province,Shaoxing University,Shaoxing 312000,China)

机构地区：[1]浙江省清洁染整技术研究重点实验室,绍兴文理学院,浙江绍兴312000

出　　处：《印染》2022年第3期73-76,共4页China Dyeing and Finishing

基　　金：国家自然基金项目(21376149)。

摘　　要：聚氨酯弹性体是由聚醚或聚酯柔性链段和含氨基甲酸酯基、脲基等极性基团的硬性链段所构成的嵌段聚合物。详细介绍了聚氨酯弹性体的结构特性和着色机理,包括染料母体与弹性基体的接枝或共聚、基体改性、着色工艺改进、新型分散染料设计与合成等。Polyurethane elastomer is composed of polyether/polyester soft segments and hard segments which are made up of some polar group like urethane and urea.The structural characteristics and coloring mechanism of polyurethane elastomer are introduced in detail,including the grafting or copolymerization of dye chromophore and elastic matrix,matrix modification,improvement of coloring process,design and synthesis of new disperse dyes,etc.

关 键 词：聚氨酯弹性体 着色技术 结构特性 

分 类 号：TS199[轻工技术与工程—纺织化学与染整工程]