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Calcium-neodymium-titanium microwave dielectric ceramic and preparation method thereof
The invention relates to a preparation method of calcium-neodymium-titanium system microwave dielectric ceramic, the material of the microwave dielectric ceramic is (1-x)MgTiO3-xCa0.61Nd0.26TiO3 (x=0.13-0.16), the preparation method comprises the following nine steps: burdening, mixing, drying, pre-sintering, ball-milling, re-drying, granulating, glue discharging and sintering, and further comprises later mechanical processing. The range of the dielectric constant epsilon r of the calcium-neodymium-titanium microwave dielectric ceramic is 23.15-25.12, and the range of the quality factor Q*f is 11337-54137 GHz. The preparation process is simple, the process is pollution-free, the production cost is relatively low, the microwave dielectric property can be remarkably improved, and the preparation method has a wide application prospect.
本发明涉及一种钙钕钛系微波介质陶瓷的制备方法，所述微波介质陶瓷的材料为(1‑x)MgTiO3‑xCa0.61Nd0.26TiO3(x＝0.13～0.16)，其制备方法包括配料、混料、烘干、预烧、球磨、在烘干、造粒、排胶和烧结9个步骤，还包括后期机械加工。本发明获得钙钕钛系微波介质陶瓷的介电常数εr范围为23.15～25.12，品质因数Q×f的范围为11337～54137GHz。本发明制备工艺简单，过程无污染，生产成本较低，能显著提升其微波介电性能，具有广泛应用前景。
Calcium-neodymium-titanium microwave dielectric ceramic and preparation method thereof
The invention relates to a preparation method of calcium-neodymium-titanium system microwave dielectric ceramic, the material of the microwave dielectric ceramic is (1-x)MgTiO3-xCa0.61Nd0.26TiO3 (x=0.13-0.16), the preparation method comprises the following nine steps: burdening, mixing, drying, pre-sintering, ball-milling, re-drying, granulating, glue discharging and sintering, and further comprises later mechanical processing. The range of the dielectric constant epsilon r of the calcium-neodymium-titanium microwave dielectric ceramic is 23.15-25.12, and the range of the quality factor Q*f is 11337-54137 GHz. The preparation process is simple, the process is pollution-free, the production cost is relatively low, the microwave dielectric property can be remarkably improved, and the preparation method has a wide application prospect.
本发明涉及一种钙钕钛系微波介质陶瓷的制备方法，所述微波介质陶瓷的材料为(1‑x)MgTiO3‑xCa0.61Nd0.26TiO3(x＝0.13～0.16)，其制备方法包括配料、混料、烘干、预烧、球磨、在烘干、造粒、排胶和烧结9个步骤，还包括后期机械加工。本发明获得钙钕钛系微波介质陶瓷的介电常数εr范围为23.15～25.12，品质因数Q×f的范围为11337～54137GHz。本发明制备工艺简单，过程无污染，生产成本较低，能显著提升其微波介电性能，具有广泛应用前景。
Calcium-neodymium-titanium microwave dielectric ceramic and preparation method thereof
一种钙钕钛系微波介质陶瓷及其制备方法
XU YUE (Autor:in) / LI JINGHUI (Autor:in) / YI JUNZHI (Autor:in) / ZHAO PING (Autor:in) / JIA XIBIN (Autor:in)
10.08.2021
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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