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Cordierite-doped multiphase microwave dielectric ceramic material as well as preparation method and application thereof
The invention provides a cordierite-doped multiphase microwave dielectric ceramic material as well as a preparation method and application thereof, and relates to the technical field of 5G microwave dielectric ceramic materials. The cordierite-doped multiphase microwave dielectric ceramic material provided by the invention comprises a main material and a modified doping agent, and the main material is CaTiO3-SmAlO3; the modified doping agent is cordierite, the composition of the cordierite is 2MgO. 2Al2O3. 5SiO2, and the addition amount of the cordierite in the multiphase microwave dielectric ceramic material is 0.5%-2%. The multiphase microwave dielectric ceramic material provided by the invention has good comprehensive performance, the dielectric constant epsilon r of the multiphase microwave dielectric ceramic material can reach 45, the quality factor Qf is greater than or equal to 45,000, the bending strength is greater than or equal to 278 MPa, the thermal shock temperature is 150 DEG C, the reliability is higher, the requirements of high frequency, miniaturization and multi-functionalization of microwave elements can be met, the multiphase microwave dielectric ceramic material can also adapt to severe working environments, and the multiphase microwave dielectric ceramic material has good application prospects.
本发明提供了一种掺杂堇青石的复相微波介质陶瓷材料、制备方法及其应用，涉及5G微波介质陶瓷材料的技术领域。本发明提供的掺杂堇青石的复相微波介质陶瓷材料，包括主材和改性掺杂剂，其中主材为CaTiO3‑SmAlO3；改性掺杂剂为堇青石，堇青石的组成为2MgO·2Al2O3·5SiO2，其在复相微波介质陶瓷材料的添加量为0.5％‑2％。本发明提供的复相微波介质陶瓷材料具有良好的综合性能，其介电常数εr可达45，品质因数Qf≥45000，抗弯强度≥278MPa，热震温度为150℃，可靠性更强，可满足微波元器高频化、微型化、多功能化的要求，还能适应恶劣的工作环境，具有良好的应用前景。
Cordierite-doped multiphase microwave dielectric ceramic material as well as preparation method and application thereof
The invention provides a cordierite-doped multiphase microwave dielectric ceramic material as well as a preparation method and application thereof, and relates to the technical field of 5G microwave dielectric ceramic materials. The cordierite-doped multiphase microwave dielectric ceramic material provided by the invention comprises a main material and a modified doping agent, and the main material is CaTiO3-SmAlO3; the modified doping agent is cordierite, the composition of the cordierite is 2MgO. 2Al2O3. 5SiO2, and the addition amount of the cordierite in the multiphase microwave dielectric ceramic material is 0.5%-2%. The multiphase microwave dielectric ceramic material provided by the invention has good comprehensive performance, the dielectric constant epsilon r of the multiphase microwave dielectric ceramic material can reach 45, the quality factor Qf is greater than or equal to 45,000, the bending strength is greater than or equal to 278 MPa, the thermal shock temperature is 150 DEG C, the reliability is higher, the requirements of high frequency, miniaturization and multi-functionalization of microwave elements can be met, the multiphase microwave dielectric ceramic material can also adapt to severe working environments, and the multiphase microwave dielectric ceramic material has good application prospects.
本发明提供了一种掺杂堇青石的复相微波介质陶瓷材料、制备方法及其应用，涉及5G微波介质陶瓷材料的技术领域。本发明提供的掺杂堇青石的复相微波介质陶瓷材料，包括主材和改性掺杂剂，其中主材为CaTiO3‑SmAlO3；改性掺杂剂为堇青石，堇青石的组成为2MgO·2Al2O3·5SiO2，其在复相微波介质陶瓷材料的添加量为0.5％‑2％。本发明提供的复相微波介质陶瓷材料具有良好的综合性能，其介电常数εr可达45，品质因数Qf≥45000，抗弯强度≥278MPa，热震温度为150℃，可靠性更强，可满足微波元器高频化、微型化、多功能化的要求，还能适应恶劣的工作环境，具有良好的应用前景。
Cordierite-doped multiphase microwave dielectric ceramic material as well as preparation method and application thereof
掺杂堇青石的复相微波介质陶瓷材料、制备方法及其应用
WANG XIUHONG (author) / HUANG QINGHUAN (author) / YE RONG (author) / GU GUOZHI (author) / WANG BINHUA (author)
2021-06-01
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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