A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Porous biological piezoelectric ceramic slurry and preparation method of porous biological piezoelectric ceramic bracket
The invention discloses porous biological piezoelectric ceramic slurry which comprises piezoelectric ceramic powder, a dispersing agent and a binding agent which are uniformly mixed in water. The invention also discloses a preparation method of the porous biological piezoelectric ceramic bracket. The preparation method comprises the following steps: modeling and printing a wax type bracket; treating to remove the supporting wax; the porous biological piezoelectric ceramic slurry is injected into the wax-type stent with the supporting wax removed, and freezing and vacuum drying treatment is carried out; then sintering is carried out; and finally, carrying out polarization treatment to obtain the porous biological piezoelectric ceramic bracket. According to the method, the porous biological piezoelectric ceramic bracket is prepared by utilizing porous biological piezoelectric ceramic slurry, a bracket structure with a complex structure can be printed by utilizing a 3D printing technology, the slurry is injected after supporting wax is removed, and the prepared porous biological piezoelectric ceramic bracket has a three-dimensional through hole structure with a controllable pore diameter after freezing, drying, sintering and polarization treatment; the structure is free of pollution, and has biocompatibility with good piezoelectric property and mechanical property.
本发明公开了一种多孔生物压电陶瓷浆料，其包括在水中混合均匀的压电陶瓷粉末、分散剂、粘结剂。本发明还公开了一种多孔生物压电陶瓷支架的制备方法，包括：建模并打印出蜡型支架；处理去除支撑蜡；将多孔生物压电陶瓷浆料注入去除支撑蜡后的蜡型支架中，并进行冷冻、真空干燥处理；再进行烧结；最后经过极化处理，即得多孔生物压电陶瓷支架。本发明利用多孔生物压电陶瓷浆料制备多孔生物压电陶瓷支架，该方法利用3D打印技术可打印出结构复杂的支架结构，去除支撑蜡后注入浆料，经过冷冻、干燥、烧结和极化处理后，制备的多孔生物压电陶瓷支架具有孔径可控的三维通孔结构，其结构无污染，具有压电性能、力学性能良好的生物相容性。
Porous biological piezoelectric ceramic slurry and preparation method of porous biological piezoelectric ceramic bracket
The invention discloses porous biological piezoelectric ceramic slurry which comprises piezoelectric ceramic powder, a dispersing agent and a binding agent which are uniformly mixed in water. The invention also discloses a preparation method of the porous biological piezoelectric ceramic bracket. The preparation method comprises the following steps: modeling and printing a wax type bracket; treating to remove the supporting wax; the porous biological piezoelectric ceramic slurry is injected into the wax-type stent with the supporting wax removed, and freezing and vacuum drying treatment is carried out; then sintering is carried out; and finally, carrying out polarization treatment to obtain the porous biological piezoelectric ceramic bracket. According to the method, the porous biological piezoelectric ceramic bracket is prepared by utilizing porous biological piezoelectric ceramic slurry, a bracket structure with a complex structure can be printed by utilizing a 3D printing technology, the slurry is injected after supporting wax is removed, and the prepared porous biological piezoelectric ceramic bracket has a three-dimensional through hole structure with a controllable pore diameter after freezing, drying, sintering and polarization treatment; the structure is free of pollution, and has biocompatibility with good piezoelectric property and mechanical property.
本发明公开了一种多孔生物压电陶瓷浆料，其包括在水中混合均匀的压电陶瓷粉末、分散剂、粘结剂。本发明还公开了一种多孔生物压电陶瓷支架的制备方法，包括：建模并打印出蜡型支架；处理去除支撑蜡；将多孔生物压电陶瓷浆料注入去除支撑蜡后的蜡型支架中，并进行冷冻、真空干燥处理；再进行烧结；最后经过极化处理，即得多孔生物压电陶瓷支架。本发明利用多孔生物压电陶瓷浆料制备多孔生物压电陶瓷支架，该方法利用3D打印技术可打印出结构复杂的支架结构，去除支撑蜡后注入浆料，经过冷冻、干燥、烧结和极化处理后，制备的多孔生物压电陶瓷支架具有孔径可控的三维通孔结构，其结构无污染，具有压电性能、力学性能良好的生物相容性。
Porous biological piezoelectric ceramic slurry and preparation method of porous biological piezoelectric ceramic bracket
一种多孔生物压电陶瓷浆料及其支架的制备方法
LI CHENWEI (author) / HOU LILI (author) / WANG JU (author) / XUE ZIJIE (author)
2022-07-15
Patent
Electronic Resource
Chinese
| European Patent Office | 2024
Porous ceramic slurry, preparation method of porous ceramic and porous ceramic
| European Patent Office | 2022
Porous ceramic slurry, and preparation method and application of porous ceramic
| European Patent Office | 2024
Preparation method of ceramic powder, ceramic slurry and porous ceramic
| European Patent Office | 2024
Biological porous ceramic and preparation method thereof
| European Patent Office | 2023