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合成石膏的净化:技术和机制

Can Wu¹, Wenting Xu¹, Zhizhao Song¹

¹School of Resource Environment and Safety Engineering, Hunan University of Science and Technology, Xiangtan 411201, China.

Molecules (Basel, Switzerland)

|February 13, 2026

概括

合成石膏 (SG) 含有危险的杂质,限制了其重复使用. 本综述详细介绍了杂质类型和去除方法,强调了需要多杂质,单一工艺解决方案,以实现经济高效的净化和高价值利用.

科学领域:

环境科学环境科学
材料科学材料科学材料科学
化学工程是化学工程的重要组成部分.

背景情况:

合成石膏 (SG) 是一个大规模的工业副产品.
SG中的危险杂质限制了其广泛的重复使用.
有效的净化方法对于可持续的SG利用至关重要.

研究的目的:

审查和分类合成石膏中的杂质类型.
总结和评估各种方法来去除SG杂质.
为了确定未来的研究方向,有效的SG净化.

主要方法:

物理分离技术 (洗,选,磁性分离).
化学处理 (酸浸,沉/固化).
先进的方法,如浮动,热处理,微生物清洁和相位转换.

主要成果:

不同的杂质需要不同的去除策略.
目前的方法往往针对单个杂质,需要组合.
阶段转换显示了深度杂质去除和高价值利用的前景.

结论:

需要在单个过程中同时去除多个杂质.
将杂质去除与高价值的SG利用相结合是关键.
未来的研究应该专注于具有成本效益的多杂质去除技术.

关键词:

高价值的利用利用方式杂质杂质是一种杂质.微生物方法微生物方法阶段转换的相位转换.净化净化净化净化合成的石膏.

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