The Effects of Microwave Absorption Material SiC on the Nano-TiO2 Powder Sintered by Microwave
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The Effects of Microwave Absorption Material SiC on the Nano-TiO2 Powder Sintered by Microwave
吸波材料SiC对微波烧结纳米TiO2的影响
Issue 4, Pages: 361-364(2008)
作者机构:
中北大学化工与环境学院
作者简介:
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Published:2008
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马清花, 柴涛, 张文笛. The Effects of Microwave Absorption Material SiC on the Nano-TiO2 Powder Sintered by Microwave[J]. 2008, (4): 361-364.
DOI:
马清花, 柴涛, 张文笛. The Effects of Microwave Absorption Material SiC on the Nano-TiO2 Powder Sintered by Microwave[J]. 2008, (4): 361-364.DOI:
The Effects of Microwave Absorption Material SiC on the Nano-TiO2 Powder Sintered by Microwave
摘要
纳米TiO2是一种无机功能材料.采用溶胶-凝胶法及微波烧结联合制备了纳米TiO2
研究了添加吸波材料SiC对纳米TiO2晶型和粒径的影响
并利用微波烧结机理对结果进行了分析.研究结果表明:微波烧结时间短
比传统的烧结时间大大的缩短
效率提高了2倍以上;添加吸波材料SiC烧结纳米TiO2成型的时间要短;SiC的添加方式不同
导致了烧结成型的时间也不相同
制备复合SiC/TiO2粉体的烧结成型时间要比用SiC铺床的方法进行烧结的时间短
但TiO2不够纯
其中含有SiO2.
Abstract
Nano-TiO2 powder is a kind of inorganic function material.It was prepared by sol-gel technique and microwave sintering process.The research investigates the effects of microwave absorption material SiC on the crystal structure and the particle size of nano-TiO2
and the mechanism of microwave sintering is applied to the analysis of the results.The study indicates that the time of microwave sintering to produce the nano-TiO2 is shorter than that of conventional sintering
and the efficiency by using microwave sintering increases more than two times.Shorter time is needed to produce the nano-TiO2 when adding SiC
but different ways of adding SiC will lead to difference of time of sintering form.The time of sintering mixed SiC/TiO2 powder is shorter than that of sintering TiO2 in SiC bed
but the TiO2 powder is not pure when adding mixed SiC/TiO2 powder because it contains SiO2.
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