A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Low dielectric microwave dielectric ceramic with ultrahigh Q value and LTCC (Low Temperature Co-Fired Ceramic) material thereof
The invention provides a low-dielectric microwave dielectric ceramic with an ultrahigh Q value and an LTCC (Low Temperature Co-Fired Ceramic) material thereof, a compound with a chemical formula of xCaO-ySnO2-zAl2O3 is used for preparing the low-dielectric microwave dielectric ceramic, and the prepared low-dielectric microwave dielectric ceramic does not contain variable valence elements, has stable main phase components and is suitable for batch production. On the other hand, the compound and a sintering aid are mixed and sintered at the temperature of 961 DEG C or below, the LTCC microwave dielectric ceramic capable of being used as an LTCC material can be further obtained, and the LTCC microwave dielectric ceramic prepared in the mode has the advantages of being excellent in quality factor, low in dielectric constant, free of pollution to the environment and low in raw material price; and the material is a novel LTCC material with great application prospects.
本发明提供了一种具有超高Q值的低介微波介质陶瓷及其LTCC材料，通过将化学式为xCaO‑ySnO2‑zAl2O3的化合物用于制备低介微波介质陶瓷，制得的低介微波介质陶瓷中不含易变价元素、主相成分稳定且适合批量生产。另一方面，将上述化合物与烧结助剂在961℃以下混合烧结，可进一步得到能够作为LTCC材料的LTCC微波介质陶瓷，利用上述方式制得的LTCC微波介质陶瓷具有优异的品质因数、较低的低介电常数、对环境无污染及原材料价格低廉的优势，是一种极具应用前景的新型LTCC材料。
Low dielectric microwave dielectric ceramic with ultrahigh Q value and LTCC (Low Temperature Co-Fired Ceramic) material thereof
The invention provides a low-dielectric microwave dielectric ceramic with an ultrahigh Q value and an LTCC (Low Temperature Co-Fired Ceramic) material thereof, a compound with a chemical formula of xCaO-ySnO2-zAl2O3 is used for preparing the low-dielectric microwave dielectric ceramic, and the prepared low-dielectric microwave dielectric ceramic does not contain variable valence elements, has stable main phase components and is suitable for batch production. On the other hand, the compound and a sintering aid are mixed and sintered at the temperature of 961 DEG C or below, the LTCC microwave dielectric ceramic capable of being used as an LTCC material can be further obtained, and the LTCC microwave dielectric ceramic prepared in the mode has the advantages of being excellent in quality factor, low in dielectric constant, free of pollution to the environment and low in raw material price; and the material is a novel LTCC material with great application prospects.
本发明提供了一种具有超高Q值的低介微波介质陶瓷及其LTCC材料，通过将化学式为xCaO‑ySnO2‑zAl2O3的化合物用于制备低介微波介质陶瓷，制得的低介微波介质陶瓷中不含易变价元素、主相成分稳定且适合批量生产。另一方面，将上述化合物与烧结助剂在961℃以下混合烧结，可进一步得到能够作为LTCC材料的LTCC微波介质陶瓷，利用上述方式制得的LTCC微波介质陶瓷具有优异的品质因数、较低的低介电常数、对环境无污染及原材料价格低廉的优势，是一种极具应用前景的新型LTCC材料。
Low dielectric microwave dielectric ceramic with ultrahigh Q value and LTCC (Low Temperature Co-Fired Ceramic) material thereof
具有超高Q值的低介微波介质陶瓷及其LTCC材料
DU KANG (author) / WANG SHENGXIANG (author) / ZHU WEI (author) / ZHOU SI (author)
2022-07-12
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
| European Patent Office | 2024
| European Patent Office | 2024
Preparation method for LiZnNbO4 low temperature co-fired LTCC microwave dielectric ceramic material
| European Patent Office | 2015
LTCC microwave dielectric ceramic material and manufacturing method thereof
| European Patent Office | 2021
| European Patent Office | 2024