Category Archives: 2014

Catalytic hydrolysis of cellulose and oil palm biomass in ionic liquid to reducing sugar for levulinic acid production

Abstract: Biomass is now regarded as a potential feedstock to produce renewable valuable chemicals that can be derived from sugar. In this study, it was demonstrated that Fe/HY catalyst was able to promote the hydrolysis in ionic liquid of oil … Continue reading

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Effect of heat carrier’s temperature and partial size on the pyrolysis of Imperata Cylindrica in transported bed reactor

Abstract: The pyrolysis of Imperata Cylindrica in a transported bed reactor has been carried out using sand as heat carrier. This study is to determine the significant effect of the pyrolysis process condition for heat carrier temperature and particle size … Continue reading

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Catalytic Conversion of Oil Palm Fronds to Levulinic Acid in Ionic Liquid

Abstract: The pretreatment of oil palm frond (OPF) has been carried out using 1-butyl-3-methylimidazolium bromide ([BMIM]Br) in the presence of aqueous sulphuric acid (H2SO4). The effects of reaction temperature, reaction time and [BMIM]Br loading on lignin degradation were investigated by … Continue reading

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Optimization of Oil Palm Fronds Pretreatment Using Ionic Liquid for Levulinic Acid Production

Abstract: The pretreatment of oil palm frond (OPF) has been carried out using 1-butyl-3-methylimidazolium bromide ([BMIM]Br) in the presence of aqueous sulphuric acid (H2SO4). The effects of reaction temperature, reaction time and [BMIM]Br loading on lignin degradation were investigated by … Continue reading

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Glycerol for renewable acrolein production by catalytic dehydration

Abstract: The significant surge in biodiesel production by transesterification of edible or non-edible oils have caused surplus of glycerol in the market. With its characteristics, unique structure, renewability, and bio-availability, glycerol has tremendous potential to be transformed to higher value-added … Continue reading

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Optimization of catalytic glycerol steam reforming to light olefins using Cu_ZSM-5 catalyst

Abstract: Response surface methodology (RSM) and multi-objective genetic algorithm was employed to optimize the process parameters for catalytic conversion of glycerol, a byproduct from biodiesel production, to light olefins using Cu/ZSM-5 catalyst. The effects of operating temperature, weight hourly space … Continue reading

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Response Surface Methodology Analysis of CO2 Photocatalytic Conversion in Presence of CH4 over Nitrogen-Doped Titania Nanotube Arrays

Abstract: Recently, in the research of photocatalytic conversion of CO2, there has been an increasing innovative interest to simultaneously reduce the level of CO2 emissions and produce valuable products. In this study, highly ordered nitrogen-doped titania (TiO2) nanotube arrays, fabricated … Continue reading

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Oxidative coupling of methane in corona discharge plasma reactor using HY zeolite as catalyst

Abstract: Oxidative coupling of methane in the presence of corona discharge plasma has been studied for the production of higher hydrocarbons under the conditions of ambient temperature and atmospheric pressure. The corona discharge was created by applying 3 kV (DC) between … Continue reading

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Immobilized lipase-catalyzed transesterification of Jatropha curcas oil_ Optimization and modeling

Abstract: This study investigates the production of biodiesel from non-edible crude jatropha oil in the presence of an immobilized lipase catalyst. A modified method was used to immobilize Rhizopus oryzae lipase in the polyvinyl alcohol-alginate matrix. Response surface methodology (RSM) … Continue reading

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Hydrogenation of CO2 to value-added products—A review and potential future developments

Abstract: Fossil fuel depletion, global warming, climate change, and steep hikes in the price of fuels are driving scientists to investigate on commercial and environmentally friendly fuels. The process of CO2 conversion to value-added products has been considered as a possible … Continue reading

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