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High-dielectric-constant pulse power type ceramic capacitor, dielectric material for high-dielectric-constant pulse power type ceramic capacitor and preparation method of dielectric material
The invention relates to a high dielectric constant pulse power type ceramic capacitor and a dielectric material and a preparation method thereof, the dielectric material takes 100 mol parts of SrTiO3 as a base material, and the following components are added: Bi < x > Na < 2-3x > TiO3, a tetragonal black bronze structure phase Sr < 5 > Sc < Ti > < 3 > M < 7 > O30, a perovskite phase (Ba1-1.5 y > Scy) TiO3, ZnCu (B2O5), MnCO3, MgO and Zn2SiO4. On the basis of a main base material SrTiO3, BixNa2-3xTiO3, a tetragonal black bronze structure phase Sr5ScTi3M7O30 and a perovskite phase (Ba1-1.5 yScy) TiO3 are doped, the dielectric loss of the ceramic material is reduced by doping Mn/Mg elements, ZnCu (B2O5) is selected as a sintering aid, the sintering temperature is reduced, and the prepared dielectric material is high in density, large in dielectric constant, low in dielectric loss, excellent in bias characteristic and suitable for being used as a pulse power type ceramic capacitor.
一种高介电常数脉冲功率型陶瓷电容器及其用介质材料、制备方法，介质材料以100摩尔份的SrTiO3为基材，添加如下成分：BixNa2‑3xTiO3、四方乌青铜结构相Sr5ScTi3M7O30、钙钛矿相(Ba1‑1.5ySmy)TiO3、ZnCu(B2O5)、MnCO3、MgO、Zn2SiO4，本发明提出的脉冲功率型陶瓷电容器用介质材料，在主基料SrTiO3的基础上掺杂BixNa2‑3xTiO3、四方乌青铜结构相Sr5ScTi3M7O30以及钙钛矿相(Ba1‑1.5ySmy)TiO3，并通过掺杂Mn/Mg元素来降低陶瓷材料的介电损耗，助烧剂选择ZnCu(B2O5)，降低烧温，使制得的介质材料致密度高、介电常数大、介电损耗低，优异的偏压特性能，适合用作脉冲功率型陶瓷电容器。
High-dielectric-constant pulse power type ceramic capacitor, dielectric material for high-dielectric-constant pulse power type ceramic capacitor and preparation method of dielectric material
The invention relates to a high dielectric constant pulse power type ceramic capacitor and a dielectric material and a preparation method thereof, the dielectric material takes 100 mol parts of SrTiO3 as a base material, and the following components are added: Bi < x > Na < 2-3x > TiO3, a tetragonal black bronze structure phase Sr < 5 > Sc < Ti > < 3 > M < 7 > O30, a perovskite phase (Ba1-1.5 y > Scy) TiO3, ZnCu (B2O5), MnCO3, MgO and Zn2SiO4. On the basis of a main base material SrTiO3, BixNa2-3xTiO3, a tetragonal black bronze structure phase Sr5ScTi3M7O30 and a perovskite phase (Ba1-1.5 yScy) TiO3 are doped, the dielectric loss of the ceramic material is reduced by doping Mn/Mg elements, ZnCu (B2O5) is selected as a sintering aid, the sintering temperature is reduced, and the prepared dielectric material is high in density, large in dielectric constant, low in dielectric loss, excellent in bias characteristic and suitable for being used as a pulse power type ceramic capacitor.
一种高介电常数脉冲功率型陶瓷电容器及其用介质材料、制备方法，介质材料以100摩尔份的SrTiO3为基材，添加如下成分：BixNa2‑3xTiO3、四方乌青铜结构相Sr5ScTi3M7O30、钙钛矿相(Ba1‑1.5ySmy)TiO3、ZnCu(B2O5)、MnCO3、MgO、Zn2SiO4，本发明提出的脉冲功率型陶瓷电容器用介质材料，在主基料SrTiO3的基础上掺杂BixNa2‑3xTiO3、四方乌青铜结构相Sr5ScTi3M7O30以及钙钛矿相(Ba1‑1.5ySmy)TiO3，并通过掺杂Mn/Mg元素来降低陶瓷材料的介电损耗，助烧剂选择ZnCu(B2O5)，降低烧温，使制得的介质材料致密度高、介电常数大、介电损耗低，优异的偏压特性能，适合用作脉冲功率型陶瓷电容器。
High-dielectric-constant pulse power type ceramic capacitor, dielectric material for high-dielectric-constant pulse power type ceramic capacitor and preparation method of dielectric material
一种高介电常数脉冲功率型陶瓷电容器及其用介质材料、制备方法
XIONG YUELONG (Autor:in) / ZHENG MINGWEN (Autor:in) / HUANG SHAOPENG (Autor:in) / QIU YUXIN (Autor:in) / SONG YUNXIONG (Autor:in) / CHEN YONGHONG (Autor:in)
20.02.2024
Patent
Elektronische Ressource
Chinesisch
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