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Analysis of selected elements in water in the drinking water preparation plants in Belgrade, Serbia / Analiza odabranih elemenata u vodi u pogonima za pripremu vode za piće u Beogradu
(Association of Chemical Engineers of Serbia, 2011)
Belgrade's water supply relies mainly on the River Sava and groundwater supply wells, which are located in the vicinity of the river and Ada Ciganlija. In this paper, the contents of aluminum, boron, chromium, manganese, ...
Synthesis and swelling behavior of polyurethane networks based on hyperbranched polymer
(Hemijska industrija, 2011)
A series of six polyurethane (PU) networks was synthesized from Boltorn (R) hydroxy-functional hyperbranched polyester (HBP) of the second pseudo generation as a cross-linking agent, alpha,omega-dihydroxy-(ethylene ...
Immobilization of lipase from Candida rugosa into copolymer hydrogels of poly(N-isopropylacrylamide-co-itaconic acid) synthesized in the presence of surfactants / Imobilizacija lipaze iz Candida rugosa u kopolimerne hidrogelove poli(N-izopropilakrilamid-ko-itakonska kiselina) sintetisane u prisustvu površinski aktivnih materija
(Association of Chemical Engineers of Serbia, 2011)
To overcome the problems of free enzyme application as catalysts in chemical reactions, i.e., high costs of isolation and purification processes, high sensitivity to process conditions, insufficient enzyme stability etc., ...
Synthesis and characterization of copolymer hydrogels of chitosan, itaconic acid and N-isopropylacrylamide / Sinteza i karakterizacija kopolimernih hidrogelova hitozana, itakonske kiseline i N-izopropilakrilamida
(Association of Chemical Engineers of Serbia, 2011)
This paper deals with the synthesis of copolymer hydrogels of N-isopropylacrylamide, itaconic acid and chitosan. During synthesis, pH of the reaction solution and temperature were varied. It was found that the reaction at ...
Impact of the poly(propylene oxide)-b-poly(dimethylsiloxane)-b-poly-(propylene oxide) macrodiols on the surface-related properties of polyurethane copolymers
(Assoc Chemical Engineers Serbia, Belgrade, 2016)
Segmented thermoplastic polyurethane copolymers (PURs) were synthesized using 4,4'-methylenediphenyl diisocyanate and 1,4-butanediol as the hard segment and alpha,omega-dihydroxy-poly(propylene oxide)-b-poly(dimethylsilo ...
Comparative analysis of oxidative synthesis of N-alkyl, N,N-dialkyl and N-cykloalkyl-O-isobutyl thioncarbamate / Uporedna analiza oksidativnih postupaka sinteze N-alkil, N,N-dialkil i N-cikloalkil-O-izobutil tionkarbamata
(Association of Chemical Engineers of Serbia, 2011)
An optimized synthesis of N-alkyl, N,N-dialkyl- and N-cycloalkyl-O-isobutyl thioncarbamates by aminolysis of sodium isobutylxanthogenic acid (NaiBXAc) and primary, secondary and cycloalkyl amines was developed at laboratory ...
Plant waste materials from restaurants as the adsorbents for dyes / Iskorišćenje sirovog otpada iz restorana za adsorpciju boja
(Association of Chemical Engineers of Serbia, 2015)
This paper has demonstrated the valorization of inexpensive and readily available restaurant waste containing most consumed food and beverage residues as adsorbents for methylene blue dye. Coffee, tea, lettuce and citrus ...
Modelling of cations retention in ion chromatography with methanesulfonic acid as eluent
(Savez hemijskih inženjera, Beograd, 2017)
The two retention models, the linear solvent strength model (LSS) and the quadratic relationship, in addition to artificial neural network (ANN) approach, were compared in their ability to predict the retention behaviour ...
Strukturne i mehaničke karakteristike livenih lemnih legura u sistemu Sn-Zn-Bi / The microstructure and properties of as-cast Sn-Zn-Bi solder alloys
(Association of Chemical Engineers of Serbia, 2012)
U radu su prikazani rezultati ispitivanja strukturnih i mehaničkih karakteristika bezolovnih
lemnih legura u sistemu kalaj-cink-bizmut. Nakon dobijanja legura u indukcionoj peći sa
zaštitnom atmosferom, trostrukim ...
Removal of ethylene oxide from waste gases by absorption / Uklanjanje etilen-oksida iz otpadnih gasova postupkom apsorpcije
(Association of Chemical Engineers of Serbia, 2011)
Ethylene oxide (EtO) is an organic compound, which is used as a starting material in the production of polymers and as sterilizing agent for thermolabile materials. Although ethylene oxide is not common as an organic ...