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Ahmed Ahmed, Gamal A. El-Hiti, Angham G. Hadi, Dina S. Ahmed, Mohammed A. Baashen, Hassan Hashim and Emad Yousif
This study develops a process for enhancing the photostabilization of PVC films blended with a low concentration of mefenamate?tin complex. One tri-substituted and three di-substituted organotin complexes containing mefenamate unit are synthesized, and t...
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Mykola Shpariy,Volodymyr Starchevskyy,Zenovii Znak,Roman Mnykh,Ihor Poliuzhyn
Pág. 19 - 26
The technologies for extracting an iron-containing catalyst from process streams of direct chlorination of ethylene, as well as methods for the disposal of organochlorine wastes from vinyl chloride production, are considered. Problems arising from therma...
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Ágnes Bárkányi, Sándor Németh
Pág. 129 - 137
In this paper a population balance based mathematical model is presented for describing suspension polymerization of vinyl chloride. The properties of the polymer product and the behaviour of the stirred batch polymerization reactor are investigated by s...
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Ángel Darío González-Delgado, Eduardo Aguilar-Vásquez and Miguel Ramos-Olmos
In this work, a safety assessment was carried out for the suspension polymerization method, known for the lack of studies about its sustainable performance and long history of chemical accidents. Therefore, a safety analysis was conducted using the inher...
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Emina Kristina Petrovic and Lydia K. Hamer
With the increasing emphasis on sustainable construction, it has become important to better understand the impacts of common materials. This is especially paramount with the introduction of the United Nations (UN) Sustainable Development Goals (SDGs) whi...
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Andreas Tiehm, Kathrin R. Schmidt, Brigitte Pfeifer, Michael Heidinger, Siegmund Ertl
Pág. 2431 - 2438
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Ruben Vera, Enriqueta Anticó and Clàudia Fontàs
A polymer inclusion membrane (PIM) containing the ionic liquid methyltrioctylammonium chloride (Aliquat 336) as the carrier has been used satisfactorily for the preconcentration of arsenate present in groundwater samples, allowing its determination by a ...
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Jiaying Wang, Tao Tao and Hexiang Yan
In order to describe iron stability in plastic pipes and to ensure the drinking water security, the influence factors and rules for iron adsorption and release were studied, dependent on the Unplasticized poly (vinyl chloride) (PVC-U) drinking pipes empl...
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S. Johana Grajales-Mesa and Grzegorz Malina
This study evaluates, under field conditions, the efficiency of a permeable reactive barrier (PRB) with compost and brown coal to remove trichloroethylene (TCE) (109 µg/L) from contaminated groundwater. Three stainless steel boxes (1.2 × 0.5 × 0.5 m) wit...
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Hyemin Noh and Jihyun Lee
Vapor pressure deficit (VPD) has been identified as an increasingly important driver of plant functioning, and thus VPD regulation has been widely recognized as having the potential to improve plant growth and productivity. We monitored the trend of the ...
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Martina Bertolini, Sarah Zecchin and Lucia Cavalca
Chlorinated ethene contamination is a worldwide relevant health issue. In anaerobic aquifers, highly chlorinated ethenes are transformed by microbially-mediated organohalide respiration metabolism. For this reason, in the last few years, bioremediation i...
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