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Graphyne-based municipal solid waste incineration fly ash heavy metal curing material and preparation method thereof
The invention belongs to the field of solid waste treatment and ecological environment materials, and provides a graphyne-based municipal solid waste incineration fly ash heavy metal curing material and a preparation method thereof, and the graphyne-based municipal solid waste incineration fly ash heavy metal curing material comprises the following raw materials: 200-400 parts of municipal solid waste incineration fly ash, 20-40 parts of sodium metaaluminate, 70-250 parts of water glass, 2-6 parts of graphyne, 10-30 parts of dimethylformamide, and 270-380 parts of mixing water. The solid waste is adopted as the raw material, the method is green and environment-friendly, the operation process is simple, meanwhile, the three-bond characteristics of nanoscale, large specific surface area, three-dimensional porous channels and extremely high activity of graphyne are fully utilized, heavy metal ions in the municipal solid waste incineration fly ash can be effectively solidified, the leaching rate of harmful heavy metal ions is remarkably reduced, excellent mechanical properties are obtained, and utilization of the municipal solid waste incineration fly ash is facilitated.
本发明属于固废处理与生态环境材料领域，提供一种基于石墨炔的城市生活垃圾焚烧飞灰重金属固化材料及制备方法，其原材料为：城市生活垃圾焚烧飞灰200～400份，偏铝酸钠20～40份，水玻璃70～250份，石墨炔2～6份，二甲基甲酰胺10～30份，拌合水270～380份。本发明采用固体废弃物为原材料，绿色环保，操作工艺简单，同时充分利用石墨炔的纳米尺寸、大比表面积、三维多孔通道和极高活性的叁键特征，可有效固化城市生活垃圾焚烧飞灰中的重金属离子，显著降低有害重金属离子的浸出率，获得优异的力学性能，有利于实现城市生活垃圾焚烧飞灰的利用。
Graphyne-based municipal solid waste incineration fly ash heavy metal curing material and preparation method thereof
The invention belongs to the field of solid waste treatment and ecological environment materials, and provides a graphyne-based municipal solid waste incineration fly ash heavy metal curing material and a preparation method thereof, and the graphyne-based municipal solid waste incineration fly ash heavy metal curing material comprises the following raw materials: 200-400 parts of municipal solid waste incineration fly ash, 20-40 parts of sodium metaaluminate, 70-250 parts of water glass, 2-6 parts of graphyne, 10-30 parts of dimethylformamide, and 270-380 parts of mixing water. The solid waste is adopted as the raw material, the method is green and environment-friendly, the operation process is simple, meanwhile, the three-bond characteristics of nanoscale, large specific surface area, three-dimensional porous channels and extremely high activity of graphyne are fully utilized, heavy metal ions in the municipal solid waste incineration fly ash can be effectively solidified, the leaching rate of harmful heavy metal ions is remarkably reduced, excellent mechanical properties are obtained, and utilization of the municipal solid waste incineration fly ash is facilitated.
本发明属于固废处理与生态环境材料领域，提供一种基于石墨炔的城市生活垃圾焚烧飞灰重金属固化材料及制备方法，其原材料为：城市生活垃圾焚烧飞灰200～400份，偏铝酸钠20～40份，水玻璃70～250份，石墨炔2～6份，二甲基甲酰胺10～30份，拌合水270～380份。本发明采用固体废弃物为原材料，绿色环保，操作工艺简单，同时充分利用石墨炔的纳米尺寸、大比表面积、三维多孔通道和极高活性的叁键特征，可有效固化城市生活垃圾焚烧飞灰中的重金属离子，显著降低有害重金属离子的浸出率，获得优异的力学性能，有利于实现城市生活垃圾焚烧飞灰的利用。
Graphyne-based municipal solid waste incineration fly ash heavy metal curing material and preparation method thereof
一种基于石墨炔的城市生活垃圾焚烧飞灰重金属固化材料及制备方法
WANG BAOMIN (author) / LI TIANRU (author) / FAN CHENGCHENG (author) / HAN XIAO (author) / WANG WANLI (author) / HAN JUNNAN (author)
2021-11-12
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
| European Patent Office | 2021
| European Patent Office | 2024
| European Patent Office | 2024