聚氨酯原材料水分测定方法浅谈  

Introduction of Determination Methods for Water Content of Polyurethane Raw Materials

作　　者：徐金芳 纪尚超 徐欣欣 石磊 李寿伟 王洁 XU Jinfang;JI Shangchao;XU Xinxin;SHI Lei;LI Shouwei;WANG Jie(Zhejiang Hexin Technology Co.Ltd,Jiaxing 314033,China)

机构地区：[1]浙江禾欣科技有限公司,浙江嘉兴314033

出　　处：《聚氨酯工业》2024年第6期44-46,共3页Polyurethane Industry

摘　　要：对近年来聚氨酯原材料水分测定方法的基本情况进行简述,重点介绍了卡尔·费休试剂法(包括容量滴定法和库伦滴定法)、近红外光谱法、快速水分测定仪法的基本原理及其应用和研究情况,同时总结了不同方法的优缺点及应用领域。Determination methods for water content of polyurethane raw materials in recent years were briefly introduced.The basic principle,application and research of Karl Fischer reagent method(volumetric titration and coulometric titration),near infrared spectroscopy,rapid moisture determination method were introduced.The advantages and disadvantages of different methods and their application fields were also introduced.

关 键 词：聚氨酯 原材料 水分 测定方法 

分 类 号：TQ323.8[化学工程—合成树脂塑料工业]