Selaus nimekkeen mukaan kokoelmassa 215 Teknillinen kemia
Viitteet 85-104 / 127
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?-Pinene oxide and verbenol oxide isomerizations over heterogeneous catalysts
(Åbo Akademi - Åbo Akademi University, 19.12.2014)Terpenes are a valuable natural resource for the production of fine chemicals. Turpentine, obtained from biomass and also as a side product of softwood industry, is rich in monoterpenes such as α-pinene and β-pinene, which ... -
Pressurized hot water flow-through extraction of birch wood
(Åbo Akademi - Åbo Akademi University, 13.03.2015)Effective processes to fractionate the main compounds in biomass, such as wood, are a prerequisite for an effective biorefinery. Water is environmentally friendly and widely used in industry, which makes it a potential ... -
Printable Cell Growth Platform for the Assessment of Biomaterial-cell Interactions : A Focus on Patterns and Mineral Pigments
(Åbo Akademi - Åbo Akademi University, 17.02.2023)Cell-decision making is a highly complex and tightly regulated process that depends on the extracellular environment. In their native conditions, cells sense the immediate surroundings and collect cues from the fluid ... -
Production and testing of magnesium carbonate hydrates for thermal energy storage (TES) application
(Åbo Akademi University, 18.06.2021)I denna avhandling ingår både forskning inom koldioxidavskiljning och lagring genom mineralisering (CCSM) (carbon capture and storage by mineralisation, CCSM) och produktion av dess slutprodukt, magnesiumkarbonathydrat ... -
Production of magnesium carbonates from serpentinites for CO2 mineral sequestration : optimisation towards industrial application
(Åbo Akademi - Åbo Akademi University, 17.12.2015)Global warming is one of the most alarming problems of this century. Initial scepticism concerning its validity is currently dwarfed by the intensification of extreme weather events whilst the gradual arising level of ... -
Production of Mg(OH)2 from Mg-silicate rock for CO2 mineral sequestration
(Åbo Akademi - Åbo Akademi University, 13.12.2012)Sequestration of carbon dioxide in mineral rocks, also known as CO2 Capture and Mineralization (CCM), is considered to have a huge potential in stabilizing anthropogenic CO2 emissions. One of the CCM routes is the ex ... -
Production of γ-valerolactone, a green platform molecule
Acta technologiae chemicae Aboensia : 2023 A/1 (Institut National des Sciences Appliquées de Rouen & Åbo Akademi University, 28.06.2023)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 ... -
Properties of raw glazes - The impact of composition, firing and functional coatings
(18.09.2020)Raw glazes, i.e. glazes mixed from oxides and minerals, are cost-effective alternatives to fritted compositions for ceramics fired at a high peak temperature (> 1150 °C). Raw glazes are mainly used for sanitary ware and ... -
Reactor Modelling for Fluid-Solid Systems
(Åbo Akademi - Åbo Akademi University, 13.10.2017)Reactor Modelling for Fluid-Solid Systems The aim of the present doctoral thesis is the development of reliable mathematical models for the simulation of fluid-solid reactors. The main idea was to elaborate a rigorous ... -
Reductive catalytic depolymerization of industrial lignin and hemicellulose – process development and intensification
Acta technologiae chemicae Aboensia : 2021 A/4 (Åbo Akademi University & Institut National des Sciences Appliquées de Rouen, 01.10.2021)Modern biorefinery aims at utilizing renewable feedstocks to make a wide range of products such as chemicals, biofuels, and biomaterials while leaving as little residue as possible. Lignocellulosic biomass is a promising ... -
Regioselective modification of galactose-containing polysaccharides in aqueous media
(Åbo Akademi - Åbo Akademi University, 25.10.2013)Biorefining is defined as sustainable conversion of biomass into marketable products and energy. Forests cover almost one third of earth’s land area, and account for approximately 40% of the total annual biomass production. ... -
Roll-to-roll processing of nanocellulose into coatings
(Åbo Akademi - Åbo Akademi University, 15.02.2018)Paper and paperboard consumption is growing worldwide. However, the demand for traditional graphic paper grades is dwindling in mature markets, e.g. Europe, due to an increasing influence of the electronic media. For a ... -
Segregation of powder mixtures in silos with particular reference to dry mineral-based construction materials
(Åbo Akademi - Åbo Akademi University, 20.04.2012) -
Silicon-containing species in used lube oil re-refining
(Åbo Akademi - Åbo Akademi University, 23.03.2015)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 ... -
Silk-inspired molecular design of bacterial nano-cellulose biomaterials
(Åbo Akademi University, 14.10.2020)In recent years, there has been a growing interest in the development of bio-inspired materials as they have the potential to offer improvements in the design of superior mechanical performance materials. Furthermore, the ... -
Sorption of metal ions to wood, pulp and bark materials
(Åbo Akademi - Åbo Akademi University, 21.09.2012) -
Specific surface charging of latex, clay and mineral oxide particles in aqueous, non-aqueous and mixed solvent systems
(Åbo Akademi - Åbo Akademi University, 10.12.2012) -
Structural and operational optimisation : applications in energy systems
(Åbo Akademi - Åbo Akademi University, 14.12.2007)In this work mathematical programming models for structural and operational optimisation of energy systems are developed and applied to a selection of energy technology problems. The studied cases are taken from industrial ... -
Structure-Property Correlation on Solvent-Fractionated Lignin to Functional Materials
(Åbo Akademi - Åbo Akademi University, 22.09.2023)The abundance of lignin in combination with its impressive properties, i.e., a macromolecule with multifunctional groups, an amphiphilic molecular structure, and a unique nanotechnological advantage of forming nanospheres, ... -
Studies in offset ink setting
(Åbo Akademi - Åbo Akademi University, 20.01.2012)The offset printing process is complex and involves the meeting of two essentially complex materials, printing ink and paper, upon which the final product is formed. It can therefore be expected that a multitude of chemical ...