隔热材料SiO_2气凝胶改性研究进展  

Review on the development of silica aerogel insulation materials' modification

作　　者：陈宇卓 欧忠文[1] 刘朝辉[1] 莫金川[1] 刘晋铭 

机构地区：[1]后勤工程学院化学与材料工程系,重庆401311

出　　处：《化工新型材料》2017年第8期38-40,共3页New Chemical Materials

基　　金：全军后勤科研计划项目(BY115C007)

摘　　要：综述了关于SiO_2气凝胶的增强力学性能研究和疏水改性研究现状,主要通过纤维增强、构建骨架、有机-无机杂化方法等可增强其力学性能,通过共前驱体法、表面修饰改性法使其表现出超疏水性,并展望了隔热材料SiO_2气凝胶的发展前景。The methods for mechanical reinforcing and hydrophobization of silica aerogels were reviewed,the strengthen aerogels could be obtained by compounding fibers,organic-inorganic hybrid and so on.And hydrophobization ofaerogels could be achievedby co-precursors method and solvent exchange/surface modification.Finally,the key problems in the field of silica aerogels were summarized and the future research trends were highlighted.

关 键 词：SIO2气凝胶 改性 力学性能 有机-无机杂化 疏水化 

分 类 号：TQ427.26[化学工程]