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Prikaz rezultata 11-20 od 25
Hemocompatibility and swelling studies of poly(2-hydroxyethyl methacrylate-co-itaconic acid-co-poly(ethylene glycol) dimethacrylate) hydrogels / Proučavanje hemokompatibilnosti i bubrenja hidrogelova poli(2-hidroksietil metakrilat-ko-itakonska kiselina-ko-poli(etilen glikol) dimetakrilat)
(Association of Chemical Engineers of Serbia, 2011)
In this study a novel series of hydrogels, based on 2-hydroxyethyl methacrylate (HEMA), itaconic acid (IA) and poly(ethylene glycol) dimethacrylates (PEGDMA) (of varying molecular weight and concentration) were prepared ...
Succinimides: Synthesis, properties and anticonvulsant activity / Sukcinimidi - dobijanje, svojstva i antikonvulzivna aktivnost
(Association of Chemical Engineers of Serbia, 2011)
Succinimide is a cycle imide of succinic acid that is present in numerous biologically active compounds including anticonvulsants, antitremor, anti-Parkinson's agents. This paper describes different ways of synthesis of ...
Corroded scale analysis from water distribution pipes / Analiza korozionih ljuski u vodovodskim cevima
(Association of Chemical Engineers of Serbia, 2011)
The subject of this study were the steel pipes that are part of Belgrade's drinking water supply network. In order to investigate the mutual effects of corrosion and water quality, the corrosion scales on the pipes were ...
Woody plant willow function in river water protection / Drvenasta biljka vrba u funkciji zaštite rečnih voda
(Association of Chemical Engineers of Serbia, 2011)
The coastal area surrounding the Ibar river in the North of Kosovo and Metohija, in the region from Kosovska Mitrovica to Leposavić alone, is occupied with seven industrial waste dumps originated from the exploitation and ...
Development directions of packaging made from polymer materials / Pravci razvoja ambalaže od polimernih materijala
(Association of Chemical Engineers of Serbia, 2011)
World packaging market achieves turnover of about $620 billion per year with one third of this amount being associated with packaging made from polymer materials. It is expected that this kind of packaging consumption will ...
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 ...
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 ...