Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Low-temperature co-fired ceramic material and preparation method thereof
The invention relates to the field of materials, in particular to a low-temperature co-fired ceramic material and a preparation method thereof. The invention provides a low-temperature co-fired ceramic material which comprises the following components in parts by weight: 55-65 parts of an inorganic material and 35-45 parts of an auxiliary agent, wherein each part of the inorganic material is prepared from the following components in parts by weight: 45 to 65 parts of La2O3-CaO-B2O3 microcrystalline glass powder, 0 to 10 parts of mixed microcrystalline glass powder, 35 to 55 parts of Al2O3 ceramic powder and 0 to 10 parts of mixed ceramic powder; the mixed microcrystalline glass powder comprises at least one of CaO-Al2O3-SiO2 microcrystalline glass powder and CaO-B2O3-SiO2 microcrystalline glass powder, and the mixed microcrystalline glass powder comprises at least one of CaO-Al2O3-SiO2 microcrystalline glass powder; the mixed ceramic powder comprises at least one of SiO2 ceramic powder, ZrO2 ceramic powder and cordierite ceramic powder; by adjusting the mass ratio of the LaCB microcrystalline glass, the CAS microcrystalline glass, the CBS microcrystalline glass, the Al2O3 ceramic, the ZrO2 ceramic, the SiO2 ceramic and the cordierite ceramic, the dielectric constant of the prepared LTCC material is 6.9-8.1, the dielectric loss is 0.0004-0.0007, the bending strength is 230 MPa or above, and after the LTCC material is soaked in an acid solution for 12 h, the mass loss rate is smaller than 0.2%, and the change rate of the dielectric constant is smaller than 0.4%.
本发明涉及材料领域，尤其涉及一种低温共烧陶瓷材料及其制备方法；提供一种低温共烧陶瓷材料，按重量份数计，组分包括：无机材料55‑65份以及助剂35‑45份；其中，按重量份数计，每份无机材料包括：45‑65份La2O3‑CaO‑B2O3微晶玻璃粉、0‑10份混合微晶玻璃粉、35‑55份Al2O3陶瓷粉以及0‑10份混合陶瓷粉；混合微晶玻璃粉包括：CaO‑Al2O3‑SiO2微晶玻璃粉和CaO‑B2O3‑SiO2微晶玻璃粉中的至少一种；混合陶瓷粉包括：SiO2陶瓷粉、ZrO2陶瓷粉和堇青石陶瓷粉中的至少一种；本发明通过调整LaCB微晶玻璃、CAS微晶玻璃、CBS微晶玻璃、Al2O3陶瓷、ZrO2陶瓷、SiO2陶瓷以及堇青石陶瓷的质量比，使制备的LTCC材料的介电常数在6.9‑8.1之间，介质损耗在0.0004‑0.0007之间，抗弯强度在230MPa以上，在酸性溶液中浸泡12h后，质量损失率小于0.2％，介电常数变化率小于0.4％。
Low-temperature co-fired ceramic material and preparation method thereof
The invention relates to the field of materials, in particular to a low-temperature co-fired ceramic material and a preparation method thereof. The invention provides a low-temperature co-fired ceramic material which comprises the following components in parts by weight: 55-65 parts of an inorganic material and 35-45 parts of an auxiliary agent, wherein each part of the inorganic material is prepared from the following components in parts by weight: 45 to 65 parts of La2O3-CaO-B2O3 microcrystalline glass powder, 0 to 10 parts of mixed microcrystalline glass powder, 35 to 55 parts of Al2O3 ceramic powder and 0 to 10 parts of mixed ceramic powder; the mixed microcrystalline glass powder comprises at least one of CaO-Al2O3-SiO2 microcrystalline glass powder and CaO-B2O3-SiO2 microcrystalline glass powder, and the mixed microcrystalline glass powder comprises at least one of CaO-Al2O3-SiO2 microcrystalline glass powder; the mixed ceramic powder comprises at least one of SiO2 ceramic powder, ZrO2 ceramic powder and cordierite ceramic powder; by adjusting the mass ratio of the LaCB microcrystalline glass, the CAS microcrystalline glass, the CBS microcrystalline glass, the Al2O3 ceramic, the ZrO2 ceramic, the SiO2 ceramic and the cordierite ceramic, the dielectric constant of the prepared LTCC material is 6.9-8.1, the dielectric loss is 0.0004-0.0007, the bending strength is 230 MPa or above, and after the LTCC material is soaked in an acid solution for 12 h, the mass loss rate is smaller than 0.2%, and the change rate of the dielectric constant is smaller than 0.4%.
本发明涉及材料领域，尤其涉及一种低温共烧陶瓷材料及其制备方法；提供一种低温共烧陶瓷材料，按重量份数计，组分包括：无机材料55‑65份以及助剂35‑45份；其中，按重量份数计，每份无机材料包括：45‑65份La2O3‑CaO‑B2O3微晶玻璃粉、0‑10份混合微晶玻璃粉、35‑55份Al2O3陶瓷粉以及0‑10份混合陶瓷粉；混合微晶玻璃粉包括：CaO‑Al2O3‑SiO2微晶玻璃粉和CaO‑B2O3‑SiO2微晶玻璃粉中的至少一种；混合陶瓷粉包括：SiO2陶瓷粉、ZrO2陶瓷粉和堇青石陶瓷粉中的至少一种；本发明通过调整LaCB微晶玻璃、CAS微晶玻璃、CBS微晶玻璃、Al2O3陶瓷、ZrO2陶瓷、SiO2陶瓷以及堇青石陶瓷的质量比，使制备的LTCC材料的介电常数在6.9‑8.1之间，介质损耗在0.0004‑0.0007之间，抗弯强度在230MPa以上，在酸性溶液中浸泡12h后，质量损失率小于0.2％，介电常数变化率小于0.4％。
Low-temperature co-fired ceramic material and preparation method thereof
一种低温共烧陶瓷材料及其制备方法
LI ZIHAO (Autor:in) / LAN KAIDONG (Autor:in) / SHANGGUAN DUANDAN (Autor:in)
17.11.2023
Patent
Elektronische Ressource
Chinesisch
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