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Microwave dielectric ceramic as well as preparation method and application thereof
The invention belongs to the technical field of ceramic materials, and provides a microwave dielectric ceramic and a preparation method and application thereof.The microwave dielectric ceramic comprises a main material and an auxiliary material, the main material comprises (1-x-y) MgNb2O6-xMgTiO3-yCa1-nSm2n/3O3, the auxiliary material comprises MnCO3 and/or Al2O3, x is equal to 0.01-0.1, y is equal to 0.01-0.2, and n is equal to 0.1-1. The microwave dielectric ceramic provided by the invention has a high quality factor and good temperature stability, realizes adjustable dielectric constant in a wide range (25-35), and can meet the manufacturing requirements of resonators and filters for high-frequency communication.
本发明属于陶瓷材料技术领域，提供了一种微波介质陶瓷及其制备方法和应用，本发明提供的微波介质陶瓷，包括主料和辅料，主料包括(1‑x‑y)MgNb2O6‑xMgTiO3‑yCa1‑nSm2n/3O3，辅料包括MnCO3和/或Al2O3，其中x＝0.01‑0.1，y＝0.01‑0.2，n＝0.1‑1。本发明所提供的微波介质陶瓷具有高品质因子，温度稳定性良好，在较宽的范围(25‑35)内实现了介电常数可调，可满足高频通信用谐振器和滤波器的制作需求。
Microwave dielectric ceramic as well as preparation method and application thereof
The invention belongs to the technical field of ceramic materials, and provides a microwave dielectric ceramic and a preparation method and application thereof.The microwave dielectric ceramic comprises a main material and an auxiliary material, the main material comprises (1-x-y) MgNb2O6-xMgTiO3-yCa1-nSm2n/3O3, the auxiliary material comprises MnCO3 and/or Al2O3, x is equal to 0.01-0.1, y is equal to 0.01-0.2, and n is equal to 0.1-1. The microwave dielectric ceramic provided by the invention has a high quality factor and good temperature stability, realizes adjustable dielectric constant in a wide range (25-35), and can meet the manufacturing requirements of resonators and filters for high-frequency communication.
本发明属于陶瓷材料技术领域，提供了一种微波介质陶瓷及其制备方法和应用，本发明提供的微波介质陶瓷，包括主料和辅料，主料包括(1‑x‑y)MgNb2O6‑xMgTiO3‑yCa1‑nSm2n/3O3，辅料包括MnCO3和/或Al2O3，其中x＝0.01‑0.1，y＝0.01‑0.2，n＝0.1‑1。本发明所提供的微波介质陶瓷具有高品质因子，温度稳定性良好，在较宽的范围(25‑35)内实现了介电常数可调，可满足高频通信用谐振器和滤波器的制作需求。
Microwave dielectric ceramic as well as preparation method and application thereof
一种微波介质陶瓷及其制备方法和应用
HAN LIQIANG (author) / LI XIULAN (author)
2023-08-18
Patent
Electronic Resource
Chinese
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