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3D printing high-entropy oxide ceramic and preparation method thereof
The invention discloses a 3D printing high-entropy oxide ceramic and a preparation method thereof, and belongs to the technical field of additive manufacturing, the method comprises the following steps: (1) mixing and stirring a dispersant, a binder, a lubricant, a humectant, a solvent and mixed oxide ceramic powder to obtain mixed oxide ceramic slurry; (2) printing the mixed oxide ceramic slurry into a mixed oxide ceramic green body by using a 3D direct-writing printing technology; and (3) drying the mixed oxide ceramic green body, sintering at high temperature and cooling to obtain the high-entropy oxide ceramic, the mixed oxide ceramic slurry with high solid phase content is prepared, the rheological property of the mixed oxide ceramic slurry is controlled, then the high-entropy oxide ceramic is prepared through the 3D direct-writing printing technology, the process is simple, environment-friendly and economical, the formability is good, a supporting material is not needed, the high-entropy oxide ceramic product with high precision can be prepared, and the practicability is good.
本发明公开了一种3D打印高熵氧化物陶瓷及其制备方法，属于增材制造技术领域，方法包括以下步骤：(1)将分散剂、粘结剂、润滑剂、保湿剂、溶剂、混合氧化物陶瓷粉末进行混合，搅拌，得到混合氧化物陶瓷浆料；(2)利用3D直写打印技术将所述的混合氧化物陶瓷浆料打印成混合氧化物陶瓷坯体；(3)混合氧化物陶瓷坯体干燥、高温烧结冷却后，得到高熵氧化物陶瓷；本发明通过制备固相含量较高的混合氧化物陶瓷浆料，控制其流变性能，进而利用3D直写打印技术制备得到高熵氧化物陶瓷，工艺简单，环保经济，成型性好，无需支撑材料，且能够制备精度较高的高熵氧化物陶瓷制件，实用性好。
3D printing high-entropy oxide ceramic and preparation method thereof
The invention discloses a 3D printing high-entropy oxide ceramic and a preparation method thereof, and belongs to the technical field of additive manufacturing, the method comprises the following steps: (1) mixing and stirring a dispersant, a binder, a lubricant, a humectant, a solvent and mixed oxide ceramic powder to obtain mixed oxide ceramic slurry; (2) printing the mixed oxide ceramic slurry into a mixed oxide ceramic green body by using a 3D direct-writing printing technology; and (3) drying the mixed oxide ceramic green body, sintering at high temperature and cooling to obtain the high-entropy oxide ceramic, the mixed oxide ceramic slurry with high solid phase content is prepared, the rheological property of the mixed oxide ceramic slurry is controlled, then the high-entropy oxide ceramic is prepared through the 3D direct-writing printing technology, the process is simple, environment-friendly and economical, the formability is good, a supporting material is not needed, the high-entropy oxide ceramic product with high precision can be prepared, and the practicability is good.
本发明公开了一种3D打印高熵氧化物陶瓷及其制备方法，属于增材制造技术领域，方法包括以下步骤：(1)将分散剂、粘结剂、润滑剂、保湿剂、溶剂、混合氧化物陶瓷粉末进行混合，搅拌，得到混合氧化物陶瓷浆料；(2)利用3D直写打印技术将所述的混合氧化物陶瓷浆料打印成混合氧化物陶瓷坯体；(3)混合氧化物陶瓷坯体干燥、高温烧结冷却后，得到高熵氧化物陶瓷；本发明通过制备固相含量较高的混合氧化物陶瓷浆料，控制其流变性能，进而利用3D直写打印技术制备得到高熵氧化物陶瓷，工艺简单，环保经济，成型性好，无需支撑材料，且能够制备精度较高的高熵氧化物陶瓷制件，实用性好。
3D printing high-entropy oxide ceramic and preparation method thereof
一种3D打印高熵氧化物陶瓷及其制备方法
SUN AIHUA (author) / QIU ZHUOHAO (author) / YU SIWEN (author) / CHU CHENGYI (author) / GUO JIAN (author) / BAO XIXI (author) / DONG JIAJING (author) / YING SONGTAO (author) / CHENG YUCHUAN (author) / GUO JIANJUN (author)
2024-01-02
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
/
B28B
Formgeben von Ton oder anderen keramischen Stoffzusammensetzungen, Schlacke oder von Mischungen, die zementartiges Material enthalten, z.B. Putzmörtel
,
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
/
B33Y
ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
,
Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern
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