高电容且稳定钛酸钡基多层陶瓷电容器综述  

A Review of Titanate-based Multi-layer Ceramic Capacitors with High Capacitance and Stablility

作　　者：李美娟[1,2] 白罗 张颖 罗国强 韩宇哲[3] 孟德海 涂溶 沈强 LI Meijuan;BAI Luo;ZHANG Ying;LUO Guoqiang;HAN Yuzhe;MENG Dehai;TU Rong;SHEN Qiang(Wuhan University State Key Laboratory of New Technologies for Composite Materials,Wuhan 430070,China;Wuhan University College of Chemical,Chemical and Life Sciences,Wuhan 430070,China;Chaozhou Branch Center,Guangdong Laboratory of Chemistry and Fine Chemicals(Hanjiang Laboratory),Chaozhou 521031,China)

机构地区：[1]武汉理工大学材料复合新技术国家重点实验室,武汉430070 [2]武汉理工大学化学化工与生命科学学院,武汉430070 [3]化学与精细化工广东省实验室潮州分中心(韩江实验室),潮州521031

出　　处：《中国陶瓷》2022年第2期7-19,共13页China Ceramics

基　　金：广东省重点领域研发计划项目(2019B121204001);韩江实验室自主创新基金项目(HJL202012A001);广东省重点领域项目(2020B010181001)。

摘　　要：钛酸钡基多层陶瓷电容器(BT-MLCC)的介电储能性能优异,在军民商用电子被动元件领域应用广泛。随着电子市场对BT-MLCC的性能要求日趋苛刻,尺寸小型化、电极贱金属化迫使其高电容效率及其稳定性问题成为最大的挑战难题之一。本文就BT-MLCC的高电容效率及其稳定性影响因素的研究进展进行调研总结,并介绍相关调控措施,包括超细高四方相含量粉体的制备、工艺优化以及掺杂改善等,望能对BT-MLCC的高电容效率、高稳定性研究提供一定指导性的帮助,最后论文针对粉体制备技术及其BT-MLCC的发展趋势做出展望。Barium titanate based multilayer ceramic capacitor(BT-MLCC) has excellent dielectric energy storage performance and has a wide application background in the field of military and civilian commercial electronic passive components.As the electronic market requires higher and higher performance of BTMLCC,miniaturization of size and base metallization of electrode materials,the study of high capacitance volume efficiency and stability is one of the biggest challenges.In this paper,the research progress of BTMLCC high capacitance efficiency and its stability factors is researched and summarized,then the main control measures are introduced,including the preparation of ultrafine and high content of tetragonal ceramic powder,process optimization and doping improvement,which can be helpful for BT-MLCC research,Finally,the trend of development of BT-MLCC and its powder preparation technology is prospected.

关 键 词：BT-MLCC 高电容效率 高稳定性 影响因素 发展趋势 

分 类 号：TQ174.75[化学工程—陶瓷工业]