Претраживање
Приказ резултата 51-60 од 426
Citric acid-crosslinked gelatin/hydroxypropyl methylcellulose hydrogels for biomedical applications
(Savez hemijskih inženjera Srbije, 2024)
INTRODUCTION: Hydrogels, characterized by their three-dimensional hydrophilic polymer networks capable of retaining substantial amounts of water or biological fluids, hold significant promise for biomedical and ...
Biodegradable mulch films obtained from unique combinations of cellulose, polycaprolactone, keratin and calcium carbonate
(Belgrade : Materials Research Society of Serbia, 2023)
Biodegradable mulch films from cellulose (CELL), cellulose/polycaprolactone (CELL/PCL),
cellulose/polycaprolactone/keratin (CELL/PCL/KER) and cellulose/polycaprolactone/keratin/ground calcium carbonate (CELL/PCL/KER/GCC) ...
Obtaining and characterising Cu-infused antimicrobial films formed from regenerated cellulose-CaCO3 composite
(Belgrade : Materials Research Society of Serbia, 2022)
Cellulose and cellulose-CaCO3 dopes were prepared by ultrasound dispersion of CaCO3 (0, 0.26,
or 0.65 w/w%) and dissolution of cellulose (13 w/w%) in ionic liquid 1-ethyl-3-
methylimidazolium acetate at 90 °C. Thereafter, ...
ADDRESSING THE ENVIRONMENTAL PROBLEMS OF WASTEWATER: REDUCING THE POLLUTION WHILE PROVIDING MULTIFUNCTIONAL WOOL FABRICS
(Szeged, Hungary : University of Szeged, 2023)
The reduction of water pollution represents one of the priority topics of the EU’s goal to achieve
climate neutrality by 2050. Considering this, the concept of reusing the same dyebath for
multiple dyeing cycles is ...
THE INFLUENCE OF HYDROTHERMAL SYNTHESIS TEMPERATURE OF MAGNESIUM DOPED HYDROXYAPATITE ON ITS APPLICATION AS DENTIN SUBSTITUTE
(Belgrade : Institut za multidisciplinarna istraživanja, 2022)
Optimization of solid-phase extraction for analysis of artificial sweeteners in water
(Beograd : Srpsko hemijsko društvo, 2018)
After decades of using artificial sweeteners in the food and pharmaceutical industry, their ubiquitous presence in the environment has been determined 1,2. These substances are recognized as emerging pollutants due to ...
Application of mineral processing methods in recycling the waste printed circuit board
(Bor : Mining and Metallurgy Institute, 2022)
Recycling of the waste printed circuit boards (PCBs) is necessary from both an economic and an
environmental point of view. Large amounts of waste contain significant amounts of valuable metals
used as the secondary ...
Silver micro-sized powder obtained by the chemical reduction
(Bor : Mining and Metallurgy Institute, 2018)
This paper presents the method for preparation the fine Ag powder with a particles size smaller than 2 μm. Reduction was performed from the nitrate solution directly by the vigorous stirring at the room temperature by the ...
Stability of gold complex based on mercaptotriazole with gold concentration lower than optimal
(Bor : University of Belgrade, Technical Faculty, 2017)
The aim of this work was to investigate the stability of the gold complex based on mercaptotriazole at optimum pH value of nine in the electrolyte with gold concentration of 1.5 g/dm3. Investigations were performed by ...
Effect of liquid glass type on hygienic characteristics of coated electrodes for arc welding of tin bronze
(EDP Sciences, 2021)
The results of investigations of chemical composition and emission rates of the welding
fume, generated during welding using electrodes for copper alloys, are presented with the aim of
improvement of their sanitary and ...