A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a preparation method of an aluminum nitride-based functional ceramic material, which comprises the following steps: S1, mixing aluminum nitride powder, metal powder, a sintering aid, a dispersing agent, a binder, a plasticizer and an organic solvent through ball mill equipment to obtain slurry; performing vacuum defoaming treatment on the slurry to obtain a first mixture; S2, performing post-treatment on the first mixture to obtain a biscuit; S3, placing the biscuit in a rubber discharging furnace for rubber discharging treatment; and S4, putting the ceramic biscuit subjected to glue removal into a high-temperature furnace, and carrying out high-temperature firing. The prepared aluminum nitride-based functional ceramic material has various electrical characteristics, is wide in application field, and overcomes and eliminates the defects and disadvantages of a traditional metal heating resistor; materials have different volume resistivity and resistance values; and the aluminum nitride-based functional ceramic material is subjected to graphical design, the designed resistance value and the corresponding target power are achieved through design, the target temperature rise rate is achieved, and heat distribution is uniform.
本发明公开了一种氮化铝基功能陶瓷材料的制备方法，包括以下步骤：S1、将氮化铝粉体、金属粉体、助烧剂、分散剂、粘结剂、增塑剂以及有机溶剂通过球磨机设备混合，得到浆料；对所述浆料进行真空除泡处理，得到第一混合物；S2、将所述第一混合物通过后处理得到素坯；S3、将所述素坯置于排胶炉中进行排胶处理；S4、将上述排胶后的陶瓷素坯置于高温炉中，进行高温烧制。制备出的氮化铝基功能陶瓷材料具有多种电特性，应用领域广泛，克服和消除传统金属加热电阻的不足和缺点；具有不同体积电阻率和电阻值的材料；通过对氮化铝基功能陶瓷材料进行图形化设计，经过设计达到设计阻值和相应的目标功率，达到目标温升速率、热分布均匀。
The invention discloses a preparation method of an aluminum nitride-based functional ceramic material, which comprises the following steps: S1, mixing aluminum nitride powder, metal powder, a sintering aid, a dispersing agent, a binder, a plasticizer and an organic solvent through ball mill equipment to obtain slurry; performing vacuum defoaming treatment on the slurry to obtain a first mixture; S2, performing post-treatment on the first mixture to obtain a biscuit; S3, placing the biscuit in a rubber discharging furnace for rubber discharging treatment; and S4, putting the ceramic biscuit subjected to glue removal into a high-temperature furnace, and carrying out high-temperature firing. The prepared aluminum nitride-based functional ceramic material has various electrical characteristics, is wide in application field, and overcomes and eliminates the defects and disadvantages of a traditional metal heating resistor; materials have different volume resistivity and resistance values; and the aluminum nitride-based functional ceramic material is subjected to graphical design, the designed resistance value and the corresponding target power are achieved through design, the target temperature rise rate is achieved, and heat distribution is uniform.
本发明公开了一种氮化铝基功能陶瓷材料的制备方法，包括以下步骤：S1、将氮化铝粉体、金属粉体、助烧剂、分散剂、粘结剂、增塑剂以及有机溶剂通过球磨机设备混合，得到浆料；对所述浆料进行真空除泡处理，得到第一混合物；S2、将所述第一混合物通过后处理得到素坯；S3、将所述素坯置于排胶炉中进行排胶处理；S4、将上述排胶后的陶瓷素坯置于高温炉中，进行高温烧制。制备出的氮化铝基功能陶瓷材料具有多种电特性，应用领域广泛，克服和消除传统金属加热电阻的不足和缺点；具有不同体积电阻率和电阻值的材料；通过对氮化铝基功能陶瓷材料进行图形化设计，经过设计达到设计阻值和相应的目标功率，达到目标温升速率、热分布均匀。
Aluminum nitride-based functional ceramic material and preparation method thereof
一种氮化铝基功能陶瓷材料及其制备方法
2021-05-18
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
| European Patent Office | 2024
Aluminum nitride ceramic material for HTCC and preparation method thereof
| European Patent Office | 2024
ALUMINUM NITRIDE CERAMIC, AND PREPARATION METHOD THEREOF
| European Patent Office | 2023
| European Patent Office | 2022