Reaction mechanism and kinetic analysis of the decomposition of phosphogypsum via a solid-state reaction

Industrial and Engineering Chemistry Research

Volumn 49, Issue 8, 2010, Pages 3597-3602

  Ma, Liping ^a   Ning, Ping ^a   Zheng, Shaocong ^a   Niu, Xuekui ^a   Zhang, Wei ^a   Du, Yalei ^a  

^a KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

DECOMPOSITION PROCESS; KINETIC MODELS; KISSINGER; MECHANISM ANALYSIS; MECHANISM MODEL; NITROGEN ATMOSPHERES; PHOSPHOGYPSUM; REACTION MECHANISM;

COAL; COAL INDUSTRY; GYPSUM; METAL RECOVERY; REACTION INTERMEDIATES; SCANNING ELECTRON MICROSCOPY; SULFUR; X RAY DIFFRACTION; X RAY DIFFRACTION ANALYSIS;

THERMOGRAVIMETRIC ANALYSIS;

EID: 77951155130     PISSN: 08885885     EISSN: 15205045     Source Type: Journal    
DOI: 10.1021/ie901950y     Document Type: Article

References (21)

1. Tao, J. F. The development direction for sulfuricic acid and phosphate fertilizer industry of Yunnan Province Phosphate Compd. Fertilizer 2007, 22 (2) 8 - 10
2. Wang, S. J. The synthesis applicuation methods of phosphogypsum and attached important problems Sulfuric Phosphorus Bulk Mater. Handling Relat. Eng. 2003, 12 (1) 29 - 31
3. Li, Y. The synthesis applicuation of phosphogypsum Yunnan Chem. Eng. (Chinese) 2007, 34 (6) 74 - 80
4. Zhang, X. L.; Han, L. H. Studies on technology of cement integrated with sulfuric acid produced from phosphogypsum Shandong Chem. Ind. (Chinese) 2007, 36, 26 - 27
5. Xi, M. Y. Comprehensive utilization of phosphogypsum Environ. Sci. Technol. 2001, 11 (3) 11 - 13
6. Rei, J. L. Cleaner phosphogypsum coal combusition and waste incineration ashes for application in building materials: A review Building Environ. 2006, 42 (2) 1036 - 1042
7. Strydoma, C. A.; Potgieter, J. H. Dehydration behaviour of a natural gypsum and a phosphogypsum during milling Thermochim. Acta 1999, 332, 89 - 96
8. Taher, M. A. Influence of thermally treated phosphogypsum on the properties of Portland slag cement Resour., Conserv. Recycl. 2007, 52, 28 - 38
9. Smadi, M. M.; Haddad, R. H.; Akour, A. M. Potential use of phosphogypsum in concrete Cem. Concr. Res. 1999, 29, 1419 - 1425
10. Saloua, S.; Mohamed, L. O.; Fatima, C. S.; Jilali, A.; Larbi, B. Thermal behaviour of Moroccan phosphogypsum Thermochim. Acta 1997, 302, 69 - 75
11. Canut, M. M. C.; Jacomino, V. M. F. Microstructural analyses of phosphogypsum generated by Brazilian fertilizer industries Mater. Charact. 2008, 59) 365 - 373
12. 2O, gypsum and phosphogypsum in an inert atmosphere Thermochim. Acta 1999, 431 - 437
13. William, C. B.; Alan, W. E. Nuclide migration and the environmental radiochemistry of Florida phosphogypsum J. Environ. Radioact. 2001, 54, 27 - 51
14. Ozturk, A. Decomposition of phosphogypsum with oil shale in a fluidized-bed reactor and its industrial suitability Cimento Beton Dunyasi 1997, 6) 30 - 37
15. Yang, M.; Qian, J. S. Effect of impurities on the working performance of phosphogypsum Mater. Rev. 2007, 21 (6) 104 - 106
16. Yuan, J.; Deng, M. J. Un-isotherm thermal decomposition kinetic for poly-hydroxy butyric-valeric acid J. Phys. Chem. (Chinese) 2005, 21 (9) 988
17. Rafiq, R. A.; Anthony, P. S. Thermal analysis of reactions and transformations in the solid state. Experimental evaluation of published kinetic methods using thermogravimetry Thermochim. Acta 1978, 26, 672 - 688
18. Ning, P.; Ma, L. Z. Decomposition of high-sulfur coal to restore the technical basis of phosphogypsum; Metallurgical Industry Press: Beijing, 2007
19. Chen, J. M; Yang, R. T. Kinetics and mechanism of the regeneration of lime sorbent for fluidized bed combustion Ind. Eng. Chem. Fundam. 1979, 118, 134 - 138
20. Kikuchi, E. I. T.; Hat, S. T.; Morita, Y. Fundamental studies on the regeneration of fluidizing material for desulurization in furnance. Kinetics for regeneration of calcium sulfate by carbon monoxide Nenryo Kyokaishi 1983, 62, 204 - 210
21. Zhang, J. X.; Peng, J. H. Determination of organic matters in phosphogypsum and their influence on the properties of cement J. Sichuan Univ. (Eng. Sci. Ed.) (Chinese) 2006, 38 (3) 110 - 113