Preparation and characterization of SiO2
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Li Zhao; Jiaguo Yu; Bei Cheng
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Article
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2005
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Elsevier Science
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English
β 431 KB
SiO 2 /TiO 2 composite microspheres with microporous SiO 2 core/mesoporous TiO 2 shell structures were prepared by hydrolysis of titanium tetrabutylorthotitanate (TTBT) in the presence of microporous silica microspheres using hydroxypropyl cellulose (HPC) as a surface esterification agent and porous