Effect of Ca/Si ratio on the microstructures and properties of CaO-B 2O 3-SiO 2 glass-ceramics

Hui Shao, Hong Qing Zhou, Hai Kui Zhu, Bin Dai, Xiao Dong Shen

科研成果: 期刊稿件文章同行评审

4 引用 (Scopus)

摘要

Influence of Ca/Si on the crystallization, microstructure and dielectric properties of CaO-B 2O 3-SiO 2 glass was studied by using XRD, DSC and SEM. The results indicate that when m(Ca/Si ratio)<1.08, calcium borosilicate glass sintering temperature higher than 900°C, but it is m>1.08, CBS department of the sintering temperature of glass is far lower at 900°C. When m reaches 1.767, CBS can not be sintered; with the increase of CaO content, Ca 2SiO 4 crystals gradually increased, leading to the gradual reduction of wollastonite phase, resulting in gradual increase in quartz; the samples were C2, C5, C7 dielectric loss sintered <2×10 -3 at 1 MHz.

源语言英语
页(从-至)2153-2156
页数4
期刊Gongneng Cailiao/Journal of Functional Materials
42
12
出版状态已出版 - 12月 2011

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