Modified-sorbents for acetone adsorption: Application in ethylene polymerization process

Chemical Engineering Journal

Volumn 147, Issue 2-3, 2009, Pages 383-390

  Gollmann, Maria Angélica C ^a   Capeletti, Larissa B ^a   Miranda, Márcia S L ^b   dos Santos, João H Z ^a  

^a FEDERAL UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

^b Braskem SA   (Brazil)

Author keywords

Adsorption; Chrysotile; Poison; Polyethylene; Ziegler Natta catalyst

Indexed keywords

ACETONE; ADSORPTION; CATALYST DEACTIVATION; CHEMICAL MODIFICATION; ETHYLENE; POLYETHYLENES; POLYMERIZATION; SERPENTINE; SILICA;

ACETONE ADSORPTION; CHRYSOTILE; ETHYLENE POLYMERIZATION; OXYGENATED COMPOUNDS; POISON; SPECTROSCOPIC AND MICROSCOPIC TECHNIQUES; TEXTURAL PROPERTIES; ZIEGLER-NATTA CATALYSTS;

CATALYST ACTIVITY;

EID: 60649095125     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2008.11.023     Document Type: Article

References (31)

1. Krentzel B.A., Kissin Y.V., Kleiner V.I., and Stotskaya L.L. Polymers and Copolymers of Higher α-Olefins (1997), Hanser Publishers, Munich p. 11
2. Maak Business Services, Polyethylene 2006. World Congress, Zürich, Switzerland, February 21-22, 2006.
3. 2 fuel cells. Chem. Eng. J. 115 (2006) 195-202
4. Kröger V., Lassi U., Kynkäänniemi K., Suopanki A., and Keiski R.L. Methodology development for laboratory-scale exhaust gas catalyst studies on phosphorus poisoning. Chem. Eng. J. 120 (2006) 113-118
5. Du Y., Chen H., Chen R., and Xu N. Poisoning effect of some nitrogen compounds on nano-sized nickel catalysts in p-nitrophenol hydrogenation. Chem. Eng. J. 125 (2006) 9-14
6. Eley D.D., Rochester C.H., and Scurrel M.S. The polymerisation of ethylene on chromium oxide catalysts. III. An infrared study of the adsorption of carbon monoxide on active catalyst. J. Catal. 29 (1973) 20-30
7. Ballard D.G.H., Burnham D.R., and Twose D.L. The measurement of the equilibrium constant for the formation of a complex between olefins and group IVA metal alkyls. J. Catal. 44 (1976) 116-125
8. Grayson M.E., and McDaniel M.P. Sulfide poisoning of ethylene polymerization over Philips Cr/Silica catalyst. J. Mol. Catal. A: Chem. 65 (1991) 139-144
9. 2 on polymerization centres. Eur. Polym. J. 30 (1994) 1315-1318
10. Ostrovskii N.M., and Kening F. About mechanism and model of deactivation of Ziegler-Natta polymerization catalysts. Chem. Eng. J. 107 (2005) 73-77
11. Yang R.T. Adsorbents. Fundamentals and Applications (2003), Wiley, New York
12. Valentim I.B., and Joekes I. Adsorption of sodium dodecylsulfate on chrysotile. Colloid Surf. A: Physicochem. Eng. Aspects 290 (2006) 106-111
13. Wan Y., and Liu C. The effect of humic acid on the adsorption of REEs on kaolin. Colloid Surf. A: Physicochem. Eng. Aspects 290 (2007) 112-117
14. Fonseca M.G., Oliveira A.S., and Airoldi C. Silylating agents grafted onto silica derived from leached chrysotile. J. Colloid Interf. Sci. 240 (2001) 533-538
15. Petry C.F., Capeletti L.B., Stedile F.C., dos Santos J.H.Z., and Pozebon D. Determination of titanium and vanadium in Ziegler-Natta catalystis by inductively coupled plasma atomic emission spectometry. Anal. Sci. 22 (2006) 855-859
16. Schwarzenbach R.P. Environmental Organic Chemistry (1995), Wiley, New York
17. Morgan A., and Talbot R.J. Acid leaching studies of neutron-irradiated chyrsotile asbestos. Ann. Occup. Hyg. 41 (1997) 269-279
18. Gazzano El., Foresti E., Lesci I.G., Tomatis M., Riganti C., Fubini B., Roveri N., and Ghigo D. Different cellular responses evoked by natural and stoichiometric synthetic chrysotile asbestos. Toxicol. Appl. Pharm. 206 (2005) 356-364
19. Liu K., Feng Q., Yang Y., Zhang Y., Ou G.L., and Lu Y. Preparation and characterization of amorphous silica nanowires from natural chrysotile. J. Non-Cryst. Sol. 353 (2007) 1534-1539
20. x nanoparticles on silica and their physical and catalytic characterization. Appl. Catal. A: Gen. 278 (2004) 73-81
21. 2+ transformations of Cu and its oxides particles with different sizes in the simulated uterine solution. Corros. Sci. 47 (2005) 1039-1047
22. Núñez L., Reguera E., Corvo F., González E., and Vazquez C. Corrosion of copper in seawater and its aerosols in a tropical island. Corros. Sci. 47 (2005) 461-484
23. Song W., Jiu H., Cong O., and Zhao B. Silver microflowers and large spherical particles: controlled preparation and their wetting properties. J. Colloid Interf. Sci. 311 (2007) 456-460
24. Ghattas M.S. Sodium-hypophosphite as a novel reducing agent in the preparation and characterization of silver/silica gel catalysts. J. Mol. Catal. A: Chem. 248 (2006) 175-180
25. Godec A., Maver U., Bele M., Planinšek O., Srčič S., Gaberšček M., and Jamnik J. Vitrification from solution in restricted space: formation and stabilization of amorphous nifedipine in a nanoporous silica xerogel carrier. Int. J. Pharm. 343 (2007) 131-140
26. Lowell S., Shields J.E., Thomas M.A., and Thommes M. Characterization of Porous Solids and Powers: Surface Area, Pore Size and Density (2004), Kluwer Academic Publishers, Dordrecht
27. Vansant E.F., Van Der Voort P., and Vrancken K.C. Characterization and modification of silica surface. Stud. Surf. Sci. Catal. 93 (1995) 65-75
28. Silverstein R.M. Spectrometric Identification of Organic Compounds. fifth ed. (1991), Wiley, New York
29. Gollmann M.A., Capeletti L.B., dos Santos J.H.Z., and Miranda M.S.L. Adsorbents for acetone from cyclohexane effluent. Adsorption 14 (2008) 805-813
30. Stayner L., Kuempel E., Gilbert S., Hein M., and Dement J. Epidemiological study on the role of chrysotile asbestos fibre dimensions in determining respiratory disease risk in exposed workers. Occup. Environ. Med. 65 (2008) 613-619
31. Berman D.W., and Crump K.S. A meta-analysis of asbestos-related cancer risk that addresses fiber size and mineral type. Crit. Rev. Toxicol. 38 (2008) 49-73