Carry out research on major key technologies such as source reduction, process purification, comprehensive utilization, resource recycling, harmless disposal, soil improvement and ecological utilization of phosphogypsum to achieve a dynamic balance of "production, consumption and use" of phosphogypsum and promote phosphorus The chemical industry develops sustainably and healthily.
comprehensive utilization of phosphogypsum
Comprehensive and deep impurity removal and utilization technology of phosphogypsum; step-by-step separation technology of high-value phosphides; and technology of collaborative manufacturing of cementitious materials with phosphogypsum.
main research contents
1. Green separation technology and reagents for "improving quality and reducing impurities" of phosphate ore with reduced phosphogypsum source
2. Purification technology of phosphogypsum in phosphoric acid production process
3. Resource utilization of phosphogypsum
Carry out research on ore process mineralogy, interface chemical characteristics and control, molecular structure design and green and efficient reagent preparation, and precise separation technology for complex colloquial rock.
Focus on research on new technologies for preparing building materials and backfilling from phosphogypsum to achieve release control and terminal management of soluble phosphorus, fluorine and other pollutants from phosphogypsum.