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COG type ceramic dielectric material and preparation method thereof, and multilayer chip ceramic capacitor
The invention provides a COG type ceramic dielectric material, a preparation method thereof and a multilayer chip ceramic capacitor, and relates to the technical field of ceramic dielectric materials. The COG type ceramic dielectric material mainly comprises a main component, a modified component and a sintering aid component, the main component is (BaxSr1-x) zZrhO3, and x is more than 0.2 and less than 0.5, and 0.99 lt; zlt, zlt; 1.01, 0.99 lt, 1.01, 0.99 lt; hlt; 1.01 and 0.98 lt, and 0.98 lt; z/hlt; 1.02); the modification component comprises CaTiO3, Re2O3, BaCO3 and CaCO3, and Re is selected from at least one of Y, Ho, Yb, Gd, Dy, Sm, Nd and Er; and the sintering aid component is MnSiO3. The main components, the modified components and the sintering aid components in the COG type ceramic dielectric material are matched, so that the prepared MLCC ceramic layer has good dielectric property and reliability.
本发明提供了一种COG型陶瓷介质材料及其制备方法和多层片式陶瓷电容器，涉及陶瓷介质材料技术领域。该COG型陶瓷介质材料主要由主成分、改性成分和助烧成分组成；所述主成分为(BaxSr1‑x)zZrhO3，其中0.2＜x＜0.5，0.99<1.02；所述改性成分包括CaTiO3、Re2O3、BaCO3和CaCO3，其中Re选自Y、Ho、Yb、Gd、Dy、Sm、Nd和Er中的至少一种；所述助烧成分为MnSiO3。该COG型陶瓷介质材料中的主成分、改性成分和助烧成分相配合，使得制成的MLCC陶瓷层具有良好的介电性能和可靠性。
COG type ceramic dielectric material and preparation method thereof, and multilayer chip ceramic capacitor
The invention provides a COG type ceramic dielectric material, a preparation method thereof and a multilayer chip ceramic capacitor, and relates to the technical field of ceramic dielectric materials. The COG type ceramic dielectric material mainly comprises a main component, a modified component and a sintering aid component, the main component is (BaxSr1-x) zZrhO3, and x is more than 0.2 and less than 0.5, and 0.99 lt; zlt, zlt; 1.01, 0.99 lt, 1.01, 0.99 lt; hlt; 1.01 and 0.98 lt, and 0.98 lt; z/hlt; 1.02); the modification component comprises CaTiO3, Re2O3, BaCO3 and CaCO3, and Re is selected from at least one of Y, Ho, Yb, Gd, Dy, Sm, Nd and Er; and the sintering aid component is MnSiO3. The main components, the modified components and the sintering aid components in the COG type ceramic dielectric material are matched, so that the prepared MLCC ceramic layer has good dielectric property and reliability.
本发明提供了一种COG型陶瓷介质材料及其制备方法和多层片式陶瓷电容器，涉及陶瓷介质材料技术领域。该COG型陶瓷介质材料主要由主成分、改性成分和助烧成分组成；所述主成分为(BaxSr1‑x)zZrhO3，其中0.2＜x＜0.5，0.99<1.02；所述改性成分包括CaTiO3、Re2O3、BaCO3和CaCO3，其中Re选自Y、Ho、Yb、Gd、Dy、Sm、Nd和Er中的至少一种；所述助烧成分为MnSiO3。该COG型陶瓷介质材料中的主成分、改性成分和助烧成分相配合，使得制成的MLCC陶瓷层具有良好的介电性能和可靠性。
COG type ceramic dielectric material and preparation method thereof, and multilayer chip ceramic capacitor
COG型陶瓷介质材料及其制备方法和多层片式陶瓷电容器
YANG AIMIN (Autor:in) / CHEN SHICHUN (Autor:in) / ZHU HENG (Autor:in) / CUI MENGQI (Autor:in) / LIU SHANFANG (Autor:in) / TANG JIANPING (Autor:in) / XU LONGQING (Autor:in)
02.08.2024
Patent
Elektronische Ressource
Chinesisch
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