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亲水性有机硅杂化防雾涂料的制备及性能
引用本文:沙鹏宇,刘岩,谢雷,崔占臣. 亲水性有机硅杂化防雾涂料的制备及性能[J]. 高等学校化学学报, 2007, 28(11): 2205-2209
作者姓名:沙鹏宇  刘岩  谢雷  崔占臣
作者单位:吉林大学化学学院,超分子结构与材料教育部重点实验室,长春,130023;吉林大学化学学院,超分子结构与材料教育部重点实验室,长春,130023;吉林大学化学学院,超分子结构与材料教育部重点实验室,长春,130023;吉林大学化学学院,超分子结构与材料教育部重点实验室,长春,130023
基金项目:国家重点基础研究发展计划(973计划) , 教育部长江学者和创新团队发展计划 , 国家高技术研究发展计划(863计划)
摘    要:
采用Sol-Gel技术制备了二乙醇胺/有机硅杂化涂料, 并用FTIR、UV-Vis、AFM、TGA及接触角等测试技术对涂料及其涂层进行了分析表征. 结果表明, 该杂化涂料具有良好的成膜性. 由于膜层中存在大量的亲水性羟基基团, 使膜层具有良好的亲水性能和防雾效果. 固化后的聚合物膜层中无机相形成了三维交联网络, 赋予了膜层优异的耐磨性和热稳定性.

关 键 词:亲水性  溶胶凝胶法  防雾涂料  杂化材料
文章编号:0251-0790(2007)11-2205-05
收稿时间:2007-04-28
修稿时间:2007-04-28

Preparation and Properties of Hydrophilic DEA/Organosilane Hybrid Antifogging Coating
SHA Peng-Yu,LIU Yan,XIE Lei,CUI Zhan-Chen. Preparation and Properties of Hydrophilic DEA/Organosilane Hybrid Antifogging Coating[J]. Chemical Research In Chinese Universities, 2007, 28(11): 2205-2209
Authors:SHA Peng-Yu  LIU Yan  XIE Lei  CUI Zhan-Chen
Affiliation:Key Laboratory of Supramolecular Structure and Materials of Ministry of Education, College of Chemistry Jilin University, Changchun 130023, China
Abstract:
The TEOS-derived silica was modified with epoxy by copolymerization of TEOS with GPTMS. The epoxy sites have become anchors for cross-linking the nanoparticles of the skeletal backbone of the silica hybrids by attachment of DEA. The synthesis material was determined by FTIR, TGA and AFM . The hybrids have an excellent film-forming capability and possess a high thermstability. After addition of DEA, the inorganic-organic hybrid system containing abundant —OH group has a wettable surface and long antifogging time. The contact angles of the hybrid film for water were less than 31° and the coating meet the requirements for transparence. The existing silica gel network improved the scratch property. So the coating have an exce-llent mechanical property.
Keywords:Hydrophilicity  Sol-gel method  Antifogging coating  Hybrid material
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