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A reaction engineering approach to homogeneously catalyzed glycerol hydrochlorination
(Åbo Akademi - Åbo Akademi University, 2016-05-20)
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 ...
Thermal reactions of the major hydrocarbon components of biomass gasification gas
(Åbo Akademi - Åbo Akademi University, 2014-12-19)
Gasification of biomass is an efficient method process to produce liquid fuels, heat and electricity. It is interesting especially for the Nordic countries, where raw material for the processes is readily available. The ...
Silicon-containing species in used lube oil re-refining
(Åbo Akademi - Åbo Akademi University, 2015-03-23)
Nowadays, the re-refining of the used lube oils has gained worldwide a lot of attention due to the necessity for added environmental protection and increasingly stringent environmental legislation. One of the parameters ...
Development of structured catalyst and reactor technologies for biomass conversion - Continuous production of sugar alcohols
(Åbo Akademi University, 2021-05-19)
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 ...
Production of γ-valerolactone, a green platform molecule
(Institut National des Sciences Appliquées de Rouen & Åbo Akademi University, 2023-06-28)
Non-renewable feedstock should be replaced with renewable resources in the production of energy, chemical commodities, and materials to increase sustainability. Biomass, especially 2nd generation biomass sources such as ...
Hydrogen Peroxide as Green Oxidant : Mechanistic Insight in the Direct Synthesis and Application
(Åbo Akademi - Åbo Akademi University, 2023-07-14)
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 ...
Development of microreactor technology for partial oxidation of ethanol on gold catalyst
(Åbo Akademi - Åbo Akademi University, 2020-03-06)
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 ...
Deoxygenation of fatty acids for production of fuels and chemicals
(Åbo Akademi - Åbo Akademi University, 2014-09-27)
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 ...
Ionic liquid mediated biomass deconstruction: from analysis challenges to fermentable sugars
(Åbo Akademi - Åbo Akademi University, 2014-09-22)
Ionic liquids, ILs, have recently been studied with accelerating interest to be used for a deconstruction/fractionation, dissolution or pretreatment processing method of lignocellulosic biomass. ILs are usually utilized ...
The utilization of participating gases and long-wave thermal radiation in a passive cooling skylight
(Åbo Akademi - Åbo Akademi University, 2016-11-11)
The motivation for this thesis was to study how the greenhouse effect, which controls the temperature of our planet, could be put to use for future energy needs. The main objective of this work was to identify and quantify ...