Mojca Škerget
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View article: Decomposition Behavior of Bisphenol A Under Subcritical Water Conditions: A Response Surface Methodology Approach
Decomposition Behavior of Bisphenol A Under Subcritical Water Conditions: A Response Surface Methodology Approach Open
The degradation of bisphenol A (BPA), the main monomer of polycarbonate, was investigated under subcritical water conditions to better understand its decomposition as a function of process conditions and to provide useful data for designin…
View article: Hydrothermal decomposition of virgin and waste polylactic acid with subcritical water under N2 and air atmospheres
Hydrothermal decomposition of virgin and waste polylactic acid with subcritical water under N2 and air atmospheres Open
Bio-based polymers are an important step towards solving environmental problems, but there is a need to consider and develop procedures for dealing with these materials at the end of their life and to ensure that effective disposal methods…
View article: Hydrolytic Decomposition of Corncobs to Sugars and Derivatives Using Subcritical Water
Hydrolytic Decomposition of Corncobs to Sugars and Derivatives Using Subcritical Water Open
Corncobs are a widespread and renewable by-product of corn cultivation that are typically considered waste or low-value material. Corncobs contain hemicellulose, cellulose, and lignin, which can be converted into valuable products using su…
View article: Decomposition and fragmentation of conventional and biobased plastic wastes in simulated and real aquatic systems
Decomposition and fragmentation of conventional and biobased plastic wastes in simulated and real aquatic systems Open
Plastics play a crucial role in our daily lives. The challenge, however, is that they become waste and contribute to a global environmental problem, increasing concerns about pollution and the urgent need to protect the environment. The ac…
View article: Degradation of Waste Tetra Pak Packaging with Hydrothermal Treatment in Sub-/Supercritical Water
Degradation of Waste Tetra Pak Packaging with Hydrothermal Treatment in Sub-/Supercritical Water Open
Tetra pak packaging is one of the most frequently used types of packaging in the food industry. The recycling of the tetra pak packaging waste presents a difficult task because of its multi-layered, multi-component structure. In this study…
View article: Feathered Innovation: Transforming Recycled Keratin into Bioactive Micro/Nanoparticles for Advanced Drug Delivery Systems
Feathered Innovation: Transforming Recycled Keratin into Bioactive Micro/Nanoparticles for Advanced Drug Delivery Systems Open
At present, great importance is attached to the use of waste biomass for the sustainable provision and fractionation of natural resources. This is particularly true for the production of biopolymers to promote the development of novel mate…
View article: Reactive Keratin: Harnessing the Power of Polymer Solutions Extracted Hydrothermally from Poultry Feathers and Wool for Eco-Friendly Functional Finishes on Polyester Textiles
Reactive Keratin: Harnessing the Power of Polymer Solutions Extracted Hydrothermally from Poultry Feathers and Wool for Eco-Friendly Functional Finishes on Polyester Textiles Open
This research showcases the use of hydrothermally extracted solutions from poultry feathers and wool as eco-friendly and versatile textile finishes. These solutions, derived from waste biomass containing the keratin biopolymer, were obtain…
View article: The Conversion of Pistachio and Walnut Shell Waste into Valuable Components with Subcritical Water
The Conversion of Pistachio and Walnut Shell Waste into Valuable Components with Subcritical Water Open
Pistachio and walnut shells accumulate in large quantities as waste during food processing and represent a promising lignocellulosic biomass for the extraction of valuable components. Subcritical water technology was used as an environment…
View article: Efficient and Green Isolation of Keratin from Poultry Feathers by Subcritical Water
Efficient and Green Isolation of Keratin from Poultry Feathers by Subcritical Water Open
The isolation of keratin from poultry feathers using subcritical water was studied in a batch reactor at temperatures (120–250 °C) and reaction times (5–75 min). The hydrolyzed product was characterized by FTIR and elemental analysis, whil…
View article: Formation and Characterization of Fucus virsoides J. Agardh Pigment–Polyethylene Glycol Microparticles Produced Using PGSS Process
Formation and Characterization of Fucus virsoides J. Agardh Pigment–Polyethylene Glycol Microparticles Produced Using PGSS Process Open
The particles from the gas-saturated solutions (PGSS) process was employed to micronize brown algae pigments separated by different extraction techniques. The particle formation of pigments with a coating material, polyethylene glycol (PEG…
View article: Chemical Recycling of Polyolefins Waste Materials Using Supercritical Water
Chemical Recycling of Polyolefins Waste Materials Using Supercritical Water Open
In the following work, the hydrothermal degradation of polypropylene waste (PP) using supercritical water (SCW) has been studied. The procedure was carried out in a high-pressure, high-temperature batch reactor at 425 °C and 450 °C from 15…
View article: Degradation of Polyvinyl Chloride (PVC) Waste with Supercritical Water
Degradation of Polyvinyl Chloride (PVC) Waste with Supercritical Water Open
The chemical degradation of PVC waste in SCW between 400 and 425 °C and reaction times from 30 to 60 min was studied. The PVC waste in SCW decomposed into the gas, oil, water soluble, and solid phases. The highest yield of the gas and oil …
View article: Fragmentation of Disposed Plastic Waste Materials in Different Aquatic Environments
Fragmentation of Disposed Plastic Waste Materials in Different Aquatic Environments Open
Among the most pressing environmental issues is the rapidly increasing accumulation and fragmentation of plastic waste materials, particularly in freshwater and marine environments. In this study, polyethylene terephthalate (PET) plastic w…
View article: Comparative Analysis of Virgin and Recycled Thermoplastic Polymer based on Thermochemical Characteristics
Comparative Analysis of Virgin and Recycled Thermoplastic Polymer based on Thermochemical Characteristics Open
Plastics are among the most-used materials globally, with thousands of different grades and a wide range of applications. However, its end-of-life management is a common issue, despite most plastics produced today containing highly recycla…
View article: Sustainable industrial ecology and environmental analysis: A case of melamine etherified resin fibres
Sustainable industrial ecology and environmental analysis: A case of melamine etherified resin fibres Open
Increasing global plastic consumption and its related plastic waste have become a major concern in the world. Achieving sustainable development in the plastics industry requires a systematic insight into all the relevant life cycle phases …
View article: Hop (Humulus lupulus L.) Essential Oils and Xanthohumol Derived from Extraction Process Using Solvents of Different Polarity
Hop (Humulus lupulus L.) Essential Oils and Xanthohumol Derived from Extraction Process Using Solvents of Different Polarity Open
This study evaluates the content of essential oils (EOs) and prenylated flavonoid Xanthohumol (XN) in extracts of Slovenian hops, cultivar Aurora, obtained by using fluids of different polarity. It is a continuation of our previous work, i…
View article: Kinetics Study of Hydrothermal Degradation of PET Waste into Useful Products
Kinetics Study of Hydrothermal Degradation of PET Waste into Useful Products Open
Kinetics of hydrothermal degradation of colorless polyethylene terephthalate (PET) waste was studied at two temperatures (300 °C and 350 °C) and reaction times from 1 to 240 min. PET waste was decomposed in subcritical water (SubCW) by hyd…
View article: Environmental Analysis of Hydrothermal Decomposition of Melamine Etherified Resin Fibre
Environmental Analysis of Hydrothermal Decomposition of Melamine Etherified Resin Fibre Open
Plastic waste presents a significant problem for the environment as significant amounts of plastics are produced, of which the majority are still landfilled contaminating soils, waterways and aquifers. A particular challenge present thermo…
View article: Supercritical CO2 , a clean alternative to traditional methods of processing polymeric biomaterials
Supercritical CO2 , a clean alternative to traditional methods of processing polymeric biomaterials Open
A wide variety of natural and synthetic polymers have applications in biomedical devices. They are usually processed by melting or by using organic solvents, but these methods may affect the efficiency of incorporating delicate bioactive c…
View article: Sub- and Supercritical Extraction of Slovenian Hops (Humulus lupulus L.) Aurora Variety Using Different Solvents
Sub- and Supercritical Extraction of Slovenian Hops (Humulus lupulus L.) Aurora Variety Using Different Solvents Open
This work investigates the efficiency of supercritical fluid extraction of hops with a variety of solvents including carbon dioxide (CO2), propane, sulfur hexafluoride (SF6), and dimethyl ether (DME) at various densities (low-density and h…
View article: Isolation of Keratin from Waste Wool Using Hydrothermal Processes
Isolation of Keratin from Waste Wool Using Hydrothermal Processes Open
The subcritical water (SubCW) extractions of waste wool to produce keratin were performed at temperatures of 150 °C to 250 °C and at different reaction times between 5 min to 75 min. The resulting proteins in the obtained products were con…
View article: Subcritical water extraction of horse chestnut (Aesculus hippocastanum) tree parts
Subcritical water extraction of horse chestnut (Aesculus hippocastanum) tree parts Open
Subcritical water extraction of horse chestnut (Aesculus hippocastanum) parts, such as seeds, seed shell, bark and leaves has been performed in a batch reactor at temperatures of 150, 200 and 250?C and extraction times of 5, 15 and 30 min.…
View article: Subcritical Water Extraction of Chestnut Bark and Optimization of Process Parameters
Subcritical Water Extraction of Chestnut Bark and Optimization of Process Parameters Open
The aim of the work was the optimization of the subcritical water extraction process of chestnut bark using Box–Behnken response surface methodology. The influence of process parameters, such as temperature, extraction time and solvent-sol…
View article: A review: a comparison of different adsorbents for removal of Cr (VI), Cd (II) and Ni (II)
A review: a comparison of different adsorbents for removal of Cr (VI), Cd (II) and Ni (II) Open
A review of the studies dealing with the removal of chromium, cadmium, and nickel ions with different adsorbents published in the literature between 2014 and 2018 is given in tabular form, along with the adsorption conditions, adsorption i…
View article: Use of Supercritical Water for Degradation of Polyethylene Waste
Use of Supercritical Water for Degradation of Polyethylene Waste Open
2. mednarodna konferenca Tehnologije in poslovni modeli za krožno gospodarstvo (Zbornik referatov). Fakulteta za kemijo in kemijsko tehnologijo Univerze v Mariboru je organizirala 2. mednarodno strokovno/znanstveno konferenco Tehnologije i…
View article: Biodegradable polymers, current trends of research and their applications, a review
Biodegradable polymers, current trends of research and their applications, a review Open
Biodegradable polymers have been developing rapidly in the last years and are widely used today in the fields of pharmacy, clinical biomedicine, cosmetic, medical, and packing industries, tissue engineering, agriculture and other areas. Th…
View article: Hydrothermal hydrolysis of sweet chestnut (Castanea sativa) tannins
Hydrothermal hydrolysis of sweet chestnut (Castanea sativa) tannins Open
Sweet chestnut tannins were treated with subcritical water at temperatures from 120 to 300 ?C for reaction times of 15, 30 and 60 min. A great influence of temperature and reaction time on the product yield was noticed. Spectrophotometric …