Performance of phosphoric acid activated montmorillonite as buffer materials for radioactive waste repository

Journal of Hazardous Materials

Volumn 173, Issue 1-3, 2010, Pages 335-342

  Wang, Tsing Hai ^a   Liu, Tsung Ying ^a   Wu, Ding Chiang ^a   Li, Ming Hsu ^b   Chen, Jiann Ruey ^a   Teng, Shi Ping ^a  

^a NATIONAL TSING HUA UNIVERSITY   (Taiwan)

^b NATIONAL CENTRAL UNIVERSITY   (Taiwan)

Author keywords

Acid activation; Cesium; Montmorillonite; Radioactive waste repository; Safety assessment

Indexed keywords

ACID ACTIVATION; ACID ATTACK; ACID CONCENTRATIONS; ACTIVATION TIME; ADSORPTION SELECTIVITY; BUFFER MATERIALS; CESIUM IONS; K-10 MONTMORILLONITE; PARTIAL DECOMPOSITION; RADIOACTIVE WASTE REPOSITORY; SAFETY ASSESSMENTS; SORPTION CAPACITIES; SORPTIVE PROPERTIES; SURFACE AREA;

ACIDS; ADSORPTION; CESIUM; CESIUM COMPOUNDS; CHARGED PARTICLES; CHEMICAL ACTIVATION; CLAY MINERALS; GEOLOGICAL REPOSITORIES; INDUSTRIAL WASTE TREATMENT; PHOSPHORIC ACID; RADIOACTIVE WASTES; RADIOACTIVITY; SILICATE MINERALS; SURFACE CHARGE; SURFACES;

SUSPENSIONS (FLUIDS);

CESIUM ION; MONTMORILLONITE; PHOSPHORIC ACID;

ACID ACTIVATION; ADSORPTION; CESIUM; DECOMPOSITION; EXPERIMENTAL STUDY; INORGANIC ACID; MONTMORILLONITE; PERFORMANCE ASSESSMENT; RADIOACTIVE WASTE; REPOSITORY; SAFETY;

ADSORPTION KINETICS; ARTICLE; CATION EXCHANGE; CONTROLLED STUDY; MATERIALS TESTING; PROTON TRANSPORT; RADIATION SAFETY; RADIOACTIVE WASTE DISPOSAL; SURFACE CHARGE; SURFACE PROPERTY; SUSPENDED PARTICULATE MATTER;

ACIDS; ADSORPTION; BENTONITE; BUFFERS; CESIUM; FLUORIDES; PHOSPHORIC ACIDS; POROSITY; RADIOACTIVE WASTE; REFUSE DISPOSAL; SPECTROSCOPY, FOURIER TRANSFORM INFRARED; SULFATES; SURFACE PROPERTIES; THERMODYNAMICS; X-RAY DIFFRACTION;

EID: 71749104197     PISSN: 03043894     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2009.08.091     Document Type: Article

References (18)

1. Kakali G., Perraki T., Tsivilis S., and Badogiannis E. Thermal treatment of kalin: the effect of mineralogy on the pozzalanic activity. Appl. Clay Sci. 20 (2001) 73-80
2. Bisio C., Gatti G., Boccaleri E., Marchese L., Bertinetti L., and Coluccia S. On the acidity of saponite materials: a combined HRTEM, FTIR, and solid-state NMR study. Langmuir 24 (2008) 2808-2819
3. Babaki H., Salem A., and Jafarizad A. Kinetic model for the isothermal activation of bentonite by sulfuric acid. Mater. Chem. Phys. 108 (2008) 263-268
4. Wallis P.J., Gates W.P., Patti A.F., Scott J.L., and Teoh E. Assessing and improving the catalytic activity of K-10 montmorillonite. Green Chem. 9 (2007) 980-986
5. Liu P., and Zhang L.-X. Adsorption of dyes from aqueous solutions or suspensions with clay nano-adsorbents. Sep. Purif. Technol. 58 (2007) 32-39
6. Bhattacharyya K.G., and Sen Gupta S. Influence of acid activation of kaolinite and montmorillonite on adsorptive removal of Cd(II) from water. Ind. Eng. Chem. Res. 46 (2007) 3734-3742
7. Chaari I., Fakhfakh E., Chakroun K., Bouzid J., Boujelben N., Feki M., Rocha F., and Jamoussi F. Lead removal from aqueous solution by a Tunisian smectitic clay. J. Hazard. Mater. 156 (2008) 545-551
8. Bhattacharyya K.G., and Sen Gupta S. Influence of acid activation on adsorption of kaolinite and montmorillonite: kinetic and thermodynamic study. Chem. Eng. J. 136 (2008) 1-13
9. Guo X.-L., Yao Y.-D., Yin G.-F., Kang Y.-Q., Luo Y., and Zhuo L. Preparation of decolorizing ceramsites for printing and dyeing wastewater with acid and base treated clay. Appl. Clay Sci. 40 (2008) 20-26
10. Rodriguez Y.M.V., Beltran H.I., Vazquez-Labastida E., Linares-Lopez C., and Salmon M. Synthesis and characterization of montmorillonite clays with modulable porosity induced with acids and superacids. J. Mater. Res. 22 (2007) 788-800
11. Delos A., Walther C., Schafer T., and Buchner S. Size dispersion and colloid mediated radionuclide transport in a synthetic porous media. J. Colloid Interface Sci. 324 (2008) 212-215
12. Karamanis D., and Assimakopoulos P.A. Efficiency of aluminum-pillared montmorillonite on the removal of cesium and copper from aqueous solutions. Water Res. 41 (2007) 1897-1906
13. Zachara J.M., Smith S.C., Liu C.-X., McKinley J.P., Serne R.J., and Gassman P.L. Sorption of Cs+ to micaceous subsurface sediments from the Handford site USA. Geochim. Cosmochim. Acta 66 (2002) 193-211
14. Rouquerol F., Rouquerol J., and Sing K.S.W. Adsorption by Powders and Porous Solids: Principles, Methodology and Applications (1999), Academic Press
15. Tombacz E., and Szekers M. Colloidal behavior of aqueous montmorillonite suspensions: the specific role of pH in the presence of indifferent electrolytes. Appl. Clay Sci. 27 (2004) 75-94
16. Bourg I.C., Sposito G., and Bourg A.C.M. Modeling the acid-base surface chemistry of montmorillonite. J. Colloid Interface Sci. 312 (2007) 297-310
17. Eren E., and Afsin B. An investigation of Cu(II) adsorption by raw and acid-activated bentonite: a combined potentiometric, thermodynamic, XRD, IR, DTA study. J. Hazard. Mater. 151 (2008) 682-691
18. Pesquera C., Gonzalez F., Benito I., Blanco C., Mendioroz S., and Pajares J. Passivation of a montmorillonite by the silica created in acid activation. J. Mater. Chem. 2 (1992) 907-911