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A reaction engineering approach to homogeneously catalyzed glycerol hydrochlorination
(Åbo Akademi - Åbo Akademi University, 20.05.2016)The production of biodiesel through transesterification has created a surplus of glycerol on the international market. In few years, glycerol has become an inexpensive and abundant raw material, subject to numerous plausible ... -
Aqueous-phase reforming of renewables for selective hydrogen production in the presence of supported platinum catalysts
(Åbo Akademi - Åbo Akademi University, 29.11.2013)The evolution of our society is impossible without a constant progress in life-important areas such as chemical engineering and technology. Innovation, creativity and technology are three main components driving the progress ... -
Bio-ethanol valorization towards C4s including 1-butanol over metal modified alumina and zeolite catalysts
(Åbo Akademi - Åbo Akademi University, 13.06.2013)Bio-ethanol has been used as a fuel additive in modern society aimed at reducing CO2-emissions and dependence on oil. However, ethanol is unsuitable as fuel supplement in higher proportions due to its physico-chemical ... -
Catalytic transformation of algae, tall-oil fatty acids and triglycerides to renewable fuels and chemicals
(Åbo Akademi - Åbo Akademi University, 18.06.2018)It has become increasingly obvious that sustainable energy is becoming more engaging owing to the eventual depletion of the world reserves of fossil resources of energy and to the increase of the greenhouse gas emissions. ... -
Catalytic transformations of fatty acid derivatives for food, oleochemicals and fuels over carbon supported platinum group metals
(Åbo Akademi - Åbo Akademi University, 22.04.2010)Växtoljor som utgör en förnybar naturresurs används som sådana eller i modifierade former i många industriella processer, som är av stor betydelse för vårt vardagliga liv. Växtoljor används i livsmedel, i kemiska och ... -
Combination of catalyst development and chemical reaction engineering : a key aspect to improve the hydrogen peroxide direct synthesis
(Åbo Akademi - Åbo Akademi University, 08.03.2013)- -
Deoxygenation of fatty acids for production of fuels and chemicals
(Åbo Akademi - Åbo Akademi University, 27.09.2014)The decreasing fossil fuel resources combined with an increasing world energy demand has raised an interest in renewable energy sources. The alternatives can be solar, wind and geothermal energies, but only biomass can be ... -
Destruction of selected pharmaceuticals by ozonation and heterogeneous catalysis
Acta technologiae chemicae Aboensia : 2020 A/1 (Åbo Akademi - Åbo Akademi University, 16.03.2020)The availability and quality of clean and safe water supplies is directly connected to the modality of wastewater treatment. Municipal wastewater treatment processes are designed to purify and degrade polluting components ... -
Development of an environmentally friendly method of starch oxidation by hydrogen peroxide and a complex water-soluble Iron catalyst
(Åbo Akademi - Åbo Akademi University, 01.02.2013)Oxidized starch is a key component in the paper industry, where it is used as both surfacing sizer and filler. Large quantities are annually used for this purpose; however, the methods for the oxidation are not environmentally ... -
Development of microreactor technology for partial oxidation of ethanol on gold catalyst
Acta technologiae chemicae Aboensia : 2019 A/3 (Åbo Akademi - Åbo Akademi University, 06.03.2020)Oxidation of alcohols from biological origin is of significant industrial relevance for the production of fine and specialty chemicals. Aldehydes from polyols are important intermediates in pharmaceutical and alimentary ... -
Development of structured catalyst and reactor technologies for biomass conversion - Continuous production of sugar alcohols
Acta technologiae chemicae Aboensia : 2021 A/2 (Åbo Akademi University, 19.05.2021)Energy-efficient technologies have been an aspiration for chemical industries, especially the design of chemical reactors. Structured catalysts play an important role to achieve this purpose. Several types of structured ... -
Epoxidation of light olefins on titanium silicates
Acta technologiae chemicae Aboensia : 2023 A/3 (Åbo Akademi - Åbo Akademi University, 06.10.2023)The topic of present work was the epoxidation of light olefins on titanium silicate catalysts. Epoxidation of single olefins (ethene, propene, 1-butene and iso-butene) and mixtures of them were investigated. A material ... -
Epoxidation of vegetable oils : process intensification for biomass conversion
Acta technologiae chemicae Aboensia : 2019 A/22019 A/2 (Åbo Akademi - Åbo Akademi University, 15.01.2020)Oils extracted from plants, algae, seeds and wood are one of the vast biomass resources which can be used to elaborate a wide range of products. Tall oil obtained from forest biomass is a good source of vegetable oils, ... -
Fractionation of marine algae to its constituents towards valuable chemicals and energy products
(Åbo Akademi - Åbo Akademi University, 20.11.2017)There is an urgency for finding renewable resources for the replacement of fossil resources aiming at more environmentally friendly processing. The old concept of processing forestry biomass for pulp and paper that dominated ... -
Green aviation fuel hydrocarbons from lignocellulosic biomass via hydrothermal liquefaction
Acta technologiae chemicae Aboensia :2021 A/1 (Åbo Akademi University, 21.05.2021)Hydrothermal liquefaction (HTL) of lignocellulosic biomass in primary alcohols is a novel thermochemical method to produce sustainable aviation fuel range cyclic hydrocarbons. In this method, particularly the underutilized ... -
Heterogeneous catalytic copolymerization reactions of carbon dioxide and propylene oxide over polyalcohols under subcritical conditions
(Åbo Akademi University and Universidad de Valladolid, Spain, 15.03.2017)Carbon dioxide (CO2) is one of the main gases which cause the greenhouse effect. As a way to attenuate this damage, CO2 could be used as a building block for copolymerization reactions; precisely as C1 feedstock (monomer ... -
Hydrodeoxygenation of Lignin-Derived Model Compound for Sustainable Aviation Fuel Production Using Bifunctional Catalysts
Acta technologiae chemicae Aboensia : 2023 A/5 (Åbo Akademi - Åbo Akademi University, 26.01.2024)The development for sustainable and renewable fuels is driven by the current reliance on fossil fuels and a need to reduce contaminant gas emissions and adhere to climate-related regulations. The main challenge for the ... -
Hydrogen Peroxide as Green Oxidant : Mechanistic Insight in the Direct Synthesis and Application
(Åbo Akademi - Åbo Akademi University, 14.07.2023)In recent years the need to lower the environmental impact of chemical processes and the reduction of the reliance of non-renewable raw materials have been in the focus of academic and industrial research to battle and ... -
Hydrogenation of L-arabinose, D-galactose, D-maltose and L-rhamnose
(Åbo Akademi - Åbo Akademi University, 04.05.2012) -
Improving the competitiveness of electrolytic Zinc process by chemical reaction engineering approach
(Åbo Akademi - Åbo Akademi University, 18.02.2014)This doctoral thesis describes the development work performed on the leachand purification sections in the electrolytic zinc plant in Kokkola to increase the efficiency in these two stages, and thus the competitiveness of ...