Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-strength alumina fiber reinforced oxide ceramic filter material and forming method
The invention discloses a high-strength alumina fiber reinforced oxide ceramic filter material and a forming method. The forming method comprises the four steps of preparation of oxide ceramic slurry, pretreatment of alumina continuous fiber cloth, winding forming and sintering. The alumina fiber reinforced ceramic filter material is prepared by the following steps: preparing oxide ceramic slurry from chopped fibers, oxide sol and oxide ceramic powder, pretreating alumina fiber cloth to remove an impregnating compound, impregnating the alumina fiber cloth with the oxide ceramic slurry, and winding the impregnated alumina fiber cloth on a core mold for molding, according to the high-strength alumina fiber reinforced oxide ceramic filter material, alumina continuous fibers and chopped fibers are introduced, so that the content of the fibers in the filter material is increased, the toughening and reinforcing effects of the fibers are fully exerted, the mechanical property of the filter material is improved, and the service life of the filter material is prolonged; the alumina fiber reinforced ceramic filter material provided by the invention is excellent in mechanical property, the bending strength is greater than 10MPa, the forming method is simple, and the cost is low.
本发明公开了一种高强度氧化铝纤维增强氧化物陶瓷过滤材料及成型方法，包括氧化物陶瓷浆料制备、氧化铝连续纤维布预处理、缠绕成型及烧结四个步骤；氧化铝纤维增强陶瓷过滤材料以短切纤维、氧化物溶胶和氧化物陶瓷粉为原料制备氧化物陶瓷浆料，将氧化铝纤维布进行预处理去除浸润剂后，进行浸渍氧化物陶瓷浆料缠绕到芯模上成型，然后进行干燥及热处理得到高强度氧化铝纤维增强氧化物陶瓷过滤材料，通过引入氧化铝连续纤维和短切纤维，增加纤维在过滤材料中的含量，充分发挥了纤维的增韧增强作用，提高了过滤材料的力学性能，延长其使用寿命；本发明提供的氧化铝纤维增强型陶瓷过滤材料力学性能优异，弯曲强度＞10MPa，其成型方法简单、成本低。
High-strength alumina fiber reinforced oxide ceramic filter material and forming method
The invention discloses a high-strength alumina fiber reinforced oxide ceramic filter material and a forming method. The forming method comprises the four steps of preparation of oxide ceramic slurry, pretreatment of alumina continuous fiber cloth, winding forming and sintering. The alumina fiber reinforced ceramic filter material is prepared by the following steps: preparing oxide ceramic slurry from chopped fibers, oxide sol and oxide ceramic powder, pretreating alumina fiber cloth to remove an impregnating compound, impregnating the alumina fiber cloth with the oxide ceramic slurry, and winding the impregnated alumina fiber cloth on a core mold for molding, according to the high-strength alumina fiber reinforced oxide ceramic filter material, alumina continuous fibers and chopped fibers are introduced, so that the content of the fibers in the filter material is increased, the toughening and reinforcing effects of the fibers are fully exerted, the mechanical property of the filter material is improved, and the service life of the filter material is prolonged; the alumina fiber reinforced ceramic filter material provided by the invention is excellent in mechanical property, the bending strength is greater than 10MPa, the forming method is simple, and the cost is low.
本发明公开了一种高强度氧化铝纤维增强氧化物陶瓷过滤材料及成型方法，包括氧化物陶瓷浆料制备、氧化铝连续纤维布预处理、缠绕成型及烧结四个步骤；氧化铝纤维增强陶瓷过滤材料以短切纤维、氧化物溶胶和氧化物陶瓷粉为原料制备氧化物陶瓷浆料，将氧化铝纤维布进行预处理去除浸润剂后，进行浸渍氧化物陶瓷浆料缠绕到芯模上成型，然后进行干燥及热处理得到高强度氧化铝纤维增强氧化物陶瓷过滤材料，通过引入氧化铝连续纤维和短切纤维，增加纤维在过滤材料中的含量，充分发挥了纤维的增韧增强作用，提高了过滤材料的力学性能，延长其使用寿命；本发明提供的氧化铝纤维增强型陶瓷过滤材料力学性能优异，弯曲强度＞10MPa，其成型方法简单、成本低。
High-strength alumina fiber reinforced oxide ceramic filter material and forming method
一种高强度氧化铝纤维增强氧化物陶瓷过滤材料及成型方法
CI JILIANG (Autor:in) / JING LIANGXIAO (Autor:in) / LIU DONGDONG (Autor:in) / DANG ZHAO (Autor:in) / ZHANG JIE (Autor:in) / LI XIAOHUA (Autor:in)
03.12.2024
Patent
Elektronische Ressource
Chinesisch
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