系统地研究了以廉价的偏钛酸为原料,经常压水热法一步合成钛酸钡.通过考察不同的钡钛比,反应温度,反应时间,溶液pH等条件下反应产物在浓盐酸溶液中的透射比的变化,得出了最佳的制备条件.当反应原料的钡钛比为1.4,反应温度是100℃,反应时间为6 h,溶液pH为12,所制备出的钛酸钡粉体为立方相,a值约为4.030,粉体一次平均粒径为40.9 nm.
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