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添加钛白粉对叶蜡石碳热还原氮化物相的影响

蔡德龙 钱忠俊 黄朝晖 刘艳改 房明浩

硅酸盐通报2011,Vol.30Issue(3):714-718,5.
硅酸盐通报2011,Vol.30Issue(3):714-718,5.

添加钛白粉对叶蜡石碳热还原氮化物相的影响

Effects of Titanium Dioxide Addition on the Phases by Carbothermal Reduction and Nitriding Reaction of Pyrophyllite

蔡德龙 1钱忠俊 1黄朝晖 1刘艳改 1房明浩1

作者信息

  • 1. 中国地质大学(北京)材料科学与工程学院,北京100083
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摘要

Abstract

The samples were prepared using pyrophyllite,titanium dioxide and carbon as raw materials by carbothermal reduction and nitriding reaction. The effect of titanium dioxide addition on the carbithermal reduction and nitridation of pyrophyllite had been investigated by using XRD and SEM. The results show that the main reaction product of the samples without titanium dioxide isβ-Sialon. There will have TiN0.7 C0.3 in the samples which have titanium dioxide addition. With titanium dioxide addition increasing, the content of TiN0.7 C0.3increase and the content of β-SiC decrease.

关键词

叶腊石/钛白粉/碳热还原/Sialon/TiN0.7C0.3

Key words

pyrophyllite/ titanium dioxide/ carbothermal reduction /β-Sialon/ TiN0.7 C0.3

分类

化学化工

引用本文复制引用

蔡德龙,钱忠俊,黄朝晖,刘艳改,房明浩..添加钛白粉对叶蜡石碳热还原氮化物相的影响[J].硅酸盐通报,2011,30(3):714-718,5.

基金项目

国家自然科学基金项目(No.51032007,No.50774069) (No.51032007,No.50774069)

硅酸盐通报

OA北大核心CSCDCSTPCD

1001-1625

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