一种聚氨酯材料中扩链剂的综合解析  

General Analysis of Chain Extender in a Kind of Polyurethane Materials

作　　者：郭旭明[1] 翁薇[1] 

机构地区：[1]黎明化工研究院,洛阳471001

出　　处：《化学推进剂与高分子材料》2004年第1期38-40,共3页Chemical Propellants & Polymeric Materials

摘　　要：采用溶解、还原、溶剂萃取和柱层析从聚氨酯材料中分离出所用扩链剂N ,N 二 (2 羟丙基 ) 苯胺。用质谱、红外光谱、元素分析等对该扩链剂结构进行了分析。确定了该扩链剂的结构 ,各方法相互验证。为复杂未知有机化合物的鉴定提供了有益的借鉴。The used chain extender N,N-bis(2-hydroxypropyl) aniline was separated from polyurethane materials by dissolution,reduction,solvent extraction and column chromatographic analysis.The chain extender was analysed by infrared spectrometry,mass spectrometry and element analysis etc.The structure of the chain extender was defined and verified each other.The methods provide a useful reference for the identification of unknown complicated organic compounds.

关 键 词：聚氨酯 扩链剂 溶解 还原 溶剂萃取 柱层析 N N-二(2-羟丙基)-苯胺 质谱 红外光谱 元素分析 

分 类 号：TQ314.2[化学工程—高聚物工业]