|
Korean Journal of Chemical Engineering, Vol.35, No.7, 1532-1541, 2018
Immobilized titanium dioxide/powdered activated carbon system for the photocatalytic adsorptive removal of phenol
Titanium dioxide (TiO2) and powdered activated carbon (PAC) were fabricated via a layer by layer arrangement on a glass plate using a dip-coating technique for the photocatalytic-adsorptive removal of phenol. Thinner TiO2 layer coated on PAC sub-layer has larger surface area and better phenol removal than the thicker TiO2 layer. The system obeyed the Langmuir isotherm model, which exhibited a homogeneous and monolayer adsorption with a maximum capacity of 27.8mg g-1. The intra-particle diffusion was the rate-limiting step as the linear plot crossed the origin, while the adsorption was unfavorable at elevated temperature. Under light irradiation, the TiO2/PAC system removed phenol two-times more effectively than the TiO2 monolayer due to the synergistic effect of photocatalysis by TiO2 top layer and adsorption by PAC sub-layer. The COD removal of phenol was rapid for 10mg L-1 of concentration and under solar light irradiation. It was shown that the PAC sub-layer plays a significant role in the total removal of phenol by providing the adsorption sites and slowing down the recombination rate of charge carriers to improve the TiO2 photocatalytic oxidation performance.
[References]
- Saravanan P, Pakshirajan K, Saha P, J. Hydro-environ. Res., 3, 45, 2009
- Duma V, Popp KE, Kung MC, Zhou H, Nguyen S, Ohyama S, Kung HH, Marshall CL, Chem. Eng. J., 99(3), 227, 2004
- Guo ZF, Ma RX, Li GJ, Chem. Eng. J., 119(1), 55, 2006
- Fierascu I, Avramescu SM, Petreanu I, Marinoiu A, Soare A, Nica A, Fierascu RC, React. Kinet. Mech. Cat., 122, 155, 2017
- Girods P, Dufour A, Fierro V, Rogaume Y, Rogaume C, Zoulalian A, Celzard A, J. Hazard. Mater., 166(1), 491, 2009
- Mahadevan H, Dev VV, Krishnan KA, Abraham A, Ershana O, Environ. Technol. Innovation, 9, 1, 2018
- Baldrick P, Regul. Toxicol. Pharmacol., 56, 290, 2010
- Saran S, Manjari G, Arunkumar P, Devipriya SP, Korean J. Chem. Eng., 34(11), 2984, 2017
- Dong H, Zeng G, Tang L, Fan C, Zhang C, He X, He Y, Water Res., 79, 128, 2015
- Farzadkia M, Shahamat YD, Nasseri S, Mahvi AH, Gholami M, Shahryari A, J. Eng., 2014, 10, 2014
- Dubber D, Gray NF, J. Environ. Sci. Health Part A-Toxic/Hazard. Subst. Environ. Eng., 45, 1595, 2010
- Rangkooy HA, Pour MN, Dehaghi BF, Korean J. Chem. Eng., 34(12), 3142, 2017
- Kalantary RR, Shahamat YD, Farzadkia M, Esrafili A, Asgharnia H, Desalin. Water Treat., 55, 555, 2015
- Omo-Okoro PN, Daso AP, Okonkwo JO, Environ. Technol. Innovation, 9, 100, 2018
- Sriwong C, Wongnawa S, Patarapaiboolchai O, J. Environ. Sci., 24, 464, 2012
- Andriantsiferana C, Mohamed EF, Delmas H, Environ. Technol., 35, 355, 2014
- Xing B, Shi C, Zhang C, Yi G, Chen L, Guo H, Huang G, Cao J, J. Nanomater, 2016, 10, 2016
- Martins AC, Cazetta AL, Pezoti O, Souza JRB, Zhang T, Pilau EJ, Asefa T, Almeida VC, Ceram. Int., 43, 4411, 2017
- Ngoh YS, Nawi MA, Mater. Res. Bull., 76, 8, 2016
- Jawad AH, Nawi MA, React. Kinet. Mech. Cat., 106, 49, 2012
- Shi J, Zheng J, Wu P, Ji X, Catal. Commun., 9, 1846, 2008
- Puma GL, Bono A, Krishnaiah D, Collin JG, J. Hazard. Mater., 157(2-3), 209, 2008
- Andronic L, Duta A, Thin Solid Films, 515(16), 6294, 2007
- Lopez A, Acosta D, Martinez AI, Santiago J, Powder Technol., 202(1-3), 111, 2010
- Stefanov B, Osterlund L, Coatings, 4, 587, 2014
- Zafar M, Yun JY, Kim DH, Korean J. Chem. Eng., 35, 567, 2017
- Bahrudin NN, Nawi MA, React. Kinet. Mech. Cat., 124, 153, 2018
- Nawi MA, Zain SM, Appl. Surf. Sci., 258(16), 6148, 2012
- Marrakchi F, Khanday W, Asif M, Hameed B, Int. J. Biol. Macromol., 93, 1231, 2016
- Xing B, Shi C, Zhang C, Yi G, Chen L, Guo H, Huang G, Cao J, J. Nanomater, 2016, 3, 2016
- Dada A, Olalekan A, Olatunya A, Dada O, IOSR J. Appl. Chem., 3, 38, 2012
- Nethaji S, Sivasamy A, Mandal A, Int. J. Environ. Sci. Technol., 10, 231, 2013
- Heraldy E, Hidayat Y, Firdaus M, IOP Conf. Series: Mater. Sci. Eng., 107, 012067, 2016
- Ngoh YS, Nawi MA, Int. J. Environ. Sci. Technol., 13, 907, 2016
- Nawi MA, Sabar S, Jawad AH, Sheilatina, Ngah WSW, Biochem. Eng. J., 49, 317, 2010
- Ansari R, Mohammad-khah, Nazmi M, Current Chem. Lett., 2, 215, 2013
- Jing LQ, Qu YC, Wang BQ, Li SD, Jiang BJ, Yang LB, Fu W, Fu HG, Sun JZ, Sol. Energy Mater. Sol. Cells, 90(12), 1773, 2006
- Sabar S, Nawi MA, Desalin. Water Treat., 57, 10312, 2016
- Nawi MA, Sabar S, Sheilatina, J. Colloid Interface Sci., 372, 80, 2012
- Ghosh T, Oh WC, Asian J. Chem., 24, 5419, 2012
- Shahamat YD, Farzadkia M, Nasseri S, Mahvi AH, Gholami M, Esrafili A, J. Environ. Health Sci. Eng., 12, 50, 2014
- Chen J, Zhang J, Xian Y, Ying X, Liu M, Jin L, Water Res., 39, 1340, 2005
- Kang YW, Cho MJ, Hwang KY, Water Res., 33, 1247, 1999
- Kolb M, Bahadir M, Teichgraber B, Water Res., 122, 645, 2017
- Jin P, Chang R, Liu D, Zhao K, Zhang L, Ouyang Y, J. Environ. Chem. Eng., 2, 1040, 2014
- Baransi K, Dubowski Y, Sabbah I, Water Res., 46, 789, 2012
[Cited By]
- Bahrudin NN, Nawi MA, Korean Journal of Chemical Engineering, 36(3), 478, 2019
- Gao HS, Zong ZM, Yang Z, Teng DG, Sun XH, Yan L, Wei XY, Guo QJ, Zhao TS, Bai HC, Korean Journal of Chemical Engineering, 37(5), 835, 2020
|