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Ordered pore silicon carbide porous material for porous medium combustion and preparation method of ordered pore silicon carbide porous material
The invention relates to an ordered pore silicon carbide porous material for porous medium combustion and a preparation method thereof. According to the technical scheme, 75-95 parts by mass of silicon carbide fine powder, 5-13 parts by mass of aluminum oxide micro powder, 2-7 parts by mass of silicon dioxide micro powder and 3-5 parts by mass of modified aluminum powder are used as raw materials, 1-4 parts by mass of a binding agent, 0.1-0.6 part by mass of polycarboxylate and 24-36 wt% by mass of water are added, stirring is conducted, and silicon carbide slurry is obtained; dipping the 3D printing ordered pore reticular porous resin template in the silicon carbide slurry, throwing the slurry, and drying; and then spraying and drying the pretreated porous material blank obtained after drying by using silicon carbide slurry, firstly heating to 660-800 DEG C at a speed of 0.5-2.5 DEG C/min in a high-temperature furnace, then heating to 1300-1450 DEG C at a speed of 2-5 DEG C/min, preserving heat, and cooling to obtain the ordered pore silicon carbide porous material for porous medium combustion. The preparation method is simple in process and low in production cost, and the prepared product is uniform in pore structure, high in combustion efficiency and long in service life.
本发明涉及一种多孔介质燃烧用有序孔碳化硅多孔材料及其制备方法。其技术方案是：以75～95质量份碳化硅细粉、5～13质量份氧化铝微粉、2～7质量份二氧化硅微粉和3～5质量份改性铝粉为原料，加入1～4质量份结合剂、0.1～0.6质量份聚羧酸盐和24～36wt％质量份水，搅拌，即得碳化硅浆料；将3D打印有序孔网状多孔树脂模板于碳化硅浆料中浸渍，甩浆，干燥；然后用碳化硅浆料对干燥后得到的预处理的多孔材料坯体进行喷涂，干燥，于高温炉内先以0.5～2.5℃/min升温至660～800℃，再以2～5℃/min升温至1300～1450℃，保温，冷却，制得多孔介质燃烧用有序孔碳化硅多孔材料。本发明工艺简单和生产成本低，所制制品的孔结构均匀、燃烧效率高和使用寿命长。
Ordered pore silicon carbide porous material for porous medium combustion and preparation method of ordered pore silicon carbide porous material
The invention relates to an ordered pore silicon carbide porous material for porous medium combustion and a preparation method thereof. According to the technical scheme, 75-95 parts by mass of silicon carbide fine powder, 5-13 parts by mass of aluminum oxide micro powder, 2-7 parts by mass of silicon dioxide micro powder and 3-5 parts by mass of modified aluminum powder are used as raw materials, 1-4 parts by mass of a binding agent, 0.1-0.6 part by mass of polycarboxylate and 24-36 wt% by mass of water are added, stirring is conducted, and silicon carbide slurry is obtained; dipping the 3D printing ordered pore reticular porous resin template in the silicon carbide slurry, throwing the slurry, and drying; and then spraying and drying the pretreated porous material blank obtained after drying by using silicon carbide slurry, firstly heating to 660-800 DEG C at a speed of 0.5-2.5 DEG C/min in a high-temperature furnace, then heating to 1300-1450 DEG C at a speed of 2-5 DEG C/min, preserving heat, and cooling to obtain the ordered pore silicon carbide porous material for porous medium combustion. The preparation method is simple in process and low in production cost, and the prepared product is uniform in pore structure, high in combustion efficiency and long in service life.
本发明涉及一种多孔介质燃烧用有序孔碳化硅多孔材料及其制备方法。其技术方案是：以75～95质量份碳化硅细粉、5～13质量份氧化铝微粉、2～7质量份二氧化硅微粉和3～5质量份改性铝粉为原料，加入1～4质量份结合剂、0.1～0.6质量份聚羧酸盐和24～36wt％质量份水，搅拌，即得碳化硅浆料；将3D打印有序孔网状多孔树脂模板于碳化硅浆料中浸渍，甩浆，干燥；然后用碳化硅浆料对干燥后得到的预处理的多孔材料坯体进行喷涂，干燥，于高温炉内先以0.5～2.5℃/min升温至660～800℃，再以2～5℃/min升温至1300～1450℃，保温，冷却，制得多孔介质燃烧用有序孔碳化硅多孔材料。本发明工艺简单和生产成本低，所制制品的孔结构均匀、燃烧效率高和使用寿命长。
Ordered pore silicon carbide porous material for porous medium combustion and preparation method of ordered pore silicon carbide porous material
一种多孔介质燃烧用有序孔碳化硅多孔材料及其制备方法
LIANG XIONG (author) / LI YAWEI (author) / PAN LIPING (author) / HE ZHU (author) / ZHAO DONGXIAN (author) / YU YICHEN (author) / XIE HONG (author) / ZHOU YI (author)
2022-03-15
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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Porous silicon carbide material and preparation method thereof
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