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新型聚氨酯-聚丙烯酸酯水性体系的热固化与UV固化研究
引用本文:许飞,胡中,庄振宇,朱柯,祝宝英,张汉青.新型聚氨酯-聚丙烯酸酯水性体系的热固化与UV固化研究[J].涂料工业,2011,41(3).
作者姓名:许飞  胡中  庄振宇  朱柯  祝宝英  张汉青
作者单位:中海油常州涂料化工研究院,江苏常州,213016
摘    要:利用多官能度的三羟甲基丙烷三丙烯酸酯(TMPTA)制备了一种新型的聚氨酯-丙烯酸酯(PUA)复合乳液,分别对所得乳液及相应涂膜进行热固化和UV同化.利用FT-IR光谱对PUA的结构进行了表征,考察了PUA复合乳液的乳液性能;对两种固化体系的双键转化率进行了研究;同时对两种固化方式所得到的涂膜性能进行了研究和比较.实验结果发现,固化后涂膜的力学性能、耐水性、耐溶剂性和耐化学品性均得到显著提高.通过比较发现,UV固化体系涂膜的综合性能优于热固化体系.

关 键 词:水性聚氨酯-丙烯酸酯  热固化  UV固化  三羟甲基丙烷三丙烯酸酯

Studies on Thermal and UV Curing Processes of Novel Polyurethane-Polyacrylate Hybrid Emulsion
Xu Fei,Hu Zhong,Zhuang Zhenyu,Zhu Ke,Zhu Baoying,Zhang Hanqing.Studies on Thermal and UV Curing Processes of Novel Polyurethane-Polyacrylate Hybrid Emulsion[J].Paint & Coatings Industry,2011,41(3).
Authors:Xu Fei  Hu Zhong  Zhuang Zhenyu  Zhu Ke  Zhu Baoying  Zhang Hanqing
Affiliation:Xu Fei,Hu Zhong,Zhuang Zhenyu,Zhu Ke,Zhu Baoying,Zhang Hanqing(CNOOC Changzhou Paint and Coatings Industry Research Institute,Changzhou,Jiangsu 213016,China)
Abstract:A new polyurethane-polyacrlate(PUA) hybrid emulsion was synthesized by using a multifunctional monomer trimethylol propane triacrylate(TMPTA).Thermal and UV curing methods were applied on the synthesized emulsion and its corresponding film respectively.The structure of PUA was characterized by FT-IR spectrum and the properties of emulsion were investigated.The CC conversion of thermal and UV curing systems were studied respectively.The properties of the cured films were also studied for the two curing syste...
Keywords:waterborne polyurethane-polyacrylate  thermal curing  UV curing  TMPTA  
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