高纯超细BaTiO_3基PTCR陶瓷 |
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引用本文: | 李永祥.高纯超细BaTiO_3基PTCR陶瓷[J].电子元件与材料,1998,17(4):14-16. |
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作者姓名: | 李永祥 |
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作者单位: | 东南大学电子工程系 |
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摘 要: | 水热法合成的BaTiO3粉体具有超细、高纯等特点,从而能够使PTCR热敏电阻器的制备工艺相对简化,并有利于获得较好性能的PTCR电阻器。本文采用水热法合成的BaTiO3粉体制备PTCR陶瓷。研究了不同添加剂对材料性能及微观结构的影响。
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关 键 词: | 水热合成法 PTCR陶瓷 BaTiO_3 高纯超细粉体 热敏电阻器 |
High purity and ultrafine BaTiO_3 based PTC ceramics |
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Abstract: | igh purity and ultrafine BaTiO_3 power is prepared by hydrothermal synthesis With the powder, PTC thermistors of excellent properties can be obtained with simplified process. The effect of additives on the properties and microstructure of PTC material and sintered morphology are discussed(1 ref) |
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Keywords: | hydrothermal synthesis PTCR ceramics BaTiO_3 high purity and ultrafine powder thermistors |
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