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Strontium titanate-based microwave dielectric ceramic material and preparation method thereof
The invention discloses a strontium titanate-based microwave dielectric ceramic material and a preparation method thereof, the chemical general formula of the strontium titanate-based microwave dielectric ceramic material is Sr (2-x) LaxTi (1-x) AlxO4, and x is more than or equal to 0.2 and less than or equal to 0.8. The preparation method mainly comprises the following steps: weighing ingredients, carrying out primary ball milling, pre-sintering, carrying out secondary ball milling, sieving, granulating, sieving, tabletting, discharging glue and sintering. The temperature stability of the Sr2TiO4 microwave dielectric ceramic is improved by a solid solution forming method.
本发明公开了一种钛酸锶基微波介质陶瓷材料及其制备方法，其化学通式为Sr2‑xLaxTi1‑xAlxO4，其中0.2≤x≤0.8。其制备流程主要包括：配料称量、一次球磨、预烧、二次球磨、过筛、造粒、过筛、压片、排胶和烧结。本发明通过形成固溶体的方法，改善了Sr2TiO4微波介质陶瓷的温度稳定性。
Strontium titanate-based microwave dielectric ceramic material and preparation method thereof
The invention discloses a strontium titanate-based microwave dielectric ceramic material and a preparation method thereof, the chemical general formula of the strontium titanate-based microwave dielectric ceramic material is Sr (2-x) LaxTi (1-x) AlxO4, and x is more than or equal to 0.2 and less than or equal to 0.8. The preparation method mainly comprises the following steps: weighing ingredients, carrying out primary ball milling, pre-sintering, carrying out secondary ball milling, sieving, granulating, sieving, tabletting, discharging glue and sintering. The temperature stability of the Sr2TiO4 microwave dielectric ceramic is improved by a solid solution forming method.
本发明公开了一种钛酸锶基微波介质陶瓷材料及其制备方法，其化学通式为Sr2‑xLaxTi1‑xAlxO4，其中0.2≤x≤0.8。其制备流程主要包括：配料称量、一次球磨、预烧、二次球磨、过筛、造粒、过筛、压片、排胶和烧结。本发明通过形成固溶体的方法，改善了Sr2TiO4微波介质陶瓷的温度稳定性。
Strontium titanate-based microwave dielectric ceramic material and preparation method thereof
一种钛酸锶基微波介质陶瓷材料及其制备方法
JIANG JUAN (Autor:in) / XIONG XINYUE (Autor:in) / ZHANG TIANJIN (Autor:in) / XING CHUWU (Autor:in)
06.06.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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