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Continuous lamination manufacturing method for preparing ceramic product and ceramic product
The present disclosure provides a method of making a ceramic article. The method comprises (a) obtaining a photopolymerizable slurry or sol, the photopolymerizable slurry or sol comprising a plurality of ceramic particles distributed in the photopolymerizable slurry or sol; and (b) selectively polymerizing the photopolymerizable slurry or sol to form a gelled article using actinic radiation and constructing continuous movement of a substrate through the photopolymerizable slurry or sol. The method further includes (c) extracting a solvent from the gelled article to form an aerogel article or a xerogel article; (d) heat treating the aerogel article or the xerogel article to form a porous ceramic article; and (e) sintering the porous ceramic article to form a sintered ceramic article. The sintered ceramic article exhibits a specific density. In addition, the present disclosure provides laminated manufactured ceramic articles exhibiting a particular density, opacity, or both. Preferably, all cross-sectional portions of the interior of the ceramic article having the selected size are not greater than the frequency analysis signal maximum of the background signal.
本公开提供了一种制备陶瓷制品的方法。该方法包括(a)获得光致聚合型浆液或溶胶,该光致聚合型浆液或溶胶包括分布在该光致聚合型浆液或溶胶中的多个陶瓷颗粒;以及(b)使用光化辐射以及构建衬底穿过该光致聚合型浆液或溶胶的连续移动来使该光致聚合型浆液或溶胶选择性地聚合以形成凝胶化制品。该方法还包括(c)从该凝胶化制品萃取溶剂以形成气凝胶制品或干凝胶制品;(d)热处理该气凝胶制品或该干凝胶制品以形成多孔陶瓷制品;以及(e)烧结该多孔陶瓷制品以形成烧结陶瓷制品。该烧结陶瓷制品表现出特定密度。此外,本公开提供了表现出特定密度、不透明度或两者的叠层制造的陶瓷制品。优选地,具有所选择的尺寸的该陶瓷制品的内部的所有横截面部分没有大于背景信号的频率分析信号最大值。
Continuous lamination manufacturing method for preparing ceramic product and ceramic product
The present disclosure provides a method of making a ceramic article. The method comprises (a) obtaining a photopolymerizable slurry or sol, the photopolymerizable slurry or sol comprising a plurality of ceramic particles distributed in the photopolymerizable slurry or sol; and (b) selectively polymerizing the photopolymerizable slurry or sol to form a gelled article using actinic radiation and constructing continuous movement of a substrate through the photopolymerizable slurry or sol. The method further includes (c) extracting a solvent from the gelled article to form an aerogel article or a xerogel article; (d) heat treating the aerogel article or the xerogel article to form a porous ceramic article; and (e) sintering the porous ceramic article to form a sintered ceramic article. The sintered ceramic article exhibits a specific density. In addition, the present disclosure provides laminated manufactured ceramic articles exhibiting a particular density, opacity, or both. Preferably, all cross-sectional portions of the interior of the ceramic article having the selected size are not greater than the frequency analysis signal maximum of the background signal.
本公开提供了一种制备陶瓷制品的方法。该方法包括(a)获得光致聚合型浆液或溶胶,该光致聚合型浆液或溶胶包括分布在该光致聚合型浆液或溶胶中的多个陶瓷颗粒;以及(b)使用光化辐射以及构建衬底穿过该光致聚合型浆液或溶胶的连续移动来使该光致聚合型浆液或溶胶选择性地聚合以形成凝胶化制品。该方法还包括(c)从该凝胶化制品萃取溶剂以形成气凝胶制品或干凝胶制品;(d)热处理该气凝胶制品或该干凝胶制品以形成多孔陶瓷制品;以及(e)烧结该多孔陶瓷制品以形成烧结陶瓷制品。该烧结陶瓷制品表现出特定密度。此外,本公开提供了表现出特定密度、不透明度或两者的叠层制造的陶瓷制品。优选地,具有所选择的尺寸的该陶瓷制品的内部的所有横截面部分没有大于背景信号的频率分析信号最大值。
Continuous lamination manufacturing method for preparing ceramic product and ceramic product
用于制备陶瓷制品的连续叠层制造方法及陶瓷制品
XIA AMY T (author) / HANSEN JAMES D (author) / STEGALL DAVID B (author) / HUFFMAN ALEXANDER J (author) / HUGHES GARETH A (author) / LACKEY MELISSA A (author) / HUMPAL KATHLEEN M (author) / GELDMACHER ANDREAS M (author) / KELLER CHRISTIAN F (author)
2022-03-11
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
/
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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