Results 1 to 10 of about 68,403 (306)
Tin-Naphthalene Sulfonic Acid Complexes as Photostabilizers for Poly(vinyl chloride) [PDF]
Molecules, 2021 Poly(vinyl chloride) degrades when exposed to ultraviolet light for long durations; therefore, the photostability of polymeric materials should be enhanced through the application of additives.
Hadeer Jasem +7 more
doaj +2 more sources
Mechanochemical upcycling of poly (vinyl chloride) for alcohol halogenation [PDF]
Nature CommunicationsPolyvinyl chloride (PVC) has raised significant environment concerns due to its chlorine-rich composition. Mechanochemical dechlorination of PVC produces waste chlorides that remain largely unutilized.
Du Chen +8 more
doaj +2 more sources
Revisiting the activity of two poly(vinyl chloride)- and polyethylene-degrading enzymes [PDF]
Nature CommunicationsBiocatalytic degradation of non-hydrolyzable plastics is a rapidly growing field of research, driven by the global accumulation of waste. Enzymes capable of cleaving the carbon-carbon bonds in synthetic polymers are highly sought-after as they may ...
Anton A. Stepnov +9 more
doaj +2 more sources
Current Research in Green and Sustainable Chemistry, 2021 Plastic waste management is a burning issue nowadays. In this study, new wood-plastic composites were made using waste poly(vinyl chloride), plasticizer and waste sawdust of Albizia lebbeck wood at different weight percentages (0%, 1%, 2%, 5%, 10%, and ...
Lutfun Naher Hilary +5 more
doaj +1 more source
INDUCED PHOTO-DEGRADATION OF POLY (VINYL CHLORIDE) BY USING COBALT (II) CHLORIDE. [PDF]
مجلة جامعة الانبار للعلوم الصرفة, 2013 : This research has been studied the photodegradation for poly( vinyl Chloride) when expose it to the light rays as it mixed with cobalt chloride duo (CoCl2.6H2O), polymer films had been prepared after mixing them with polymer solution by proportions ...
EMAN MOHAMMED KHALAF, HAMEED KHALID ALI
doaj +1 more source
Photostability Study of Some Modified Poly(vinyl chloride) Containing Pendant Schiff’s Bases
مجلة بغداد للعلوم, 2016 The polymers modified Poly(vinyl chloride) differ in their tendency to photo oxidation comparing with that unmodified. It has been studied Photostability for modified Poly(vinyl chloride) chains using Schiff’s bases derivative of (5-amino-1, 3, 4 ...
Baghdad Science Journal
doaj +1 more source
Heavy metal free thermal stabilizing-flame retarding modifier for plasticized poly(vinyl chloride)
Materials Research Express, 2020 Our research aimed to find a new material that can be an efficient heavy metal free flame retardant for plasticized poly(vinyl chloride) comparable to the conventional flame retardants.
Ali I Al-Mosawi, Kálmán Marossy
doaj +1 more source
Miscibility of poly(vinyl chloride) and poly(vinyl acetate) [PDF]
Macromolecules, 1991 In contrast to the results of Coleman and co-workers, blends of PVC and PVAc docained in two different ways (solvent casting from methyl ethyl ketone and freeze-drying of a dioxane solution) are found to be phase ...
DEJAGER, H, TENBRINKE, G, Jager, Henk de
openaire +2 more sources
Alexandria Engineering Journal, 2019 Cellulose Acetate and Poly (Vinyl Chloride) nanofibers have found diverse usages in several different domains. The nanofiber mat has proven to be an efficient media for the ultra-filtration when applied on the surface of other woven or nonwoven filters ...
Magdi ElMessiry, Nermin Fadel
doaj +1 more source
Optimization of cellulose acrylate and grafted 4-vinylpyridine and 1-vinylimidazole synthesis [PDF]
Hemijska Industrija, 2010 Optimization of cellulose acrylate synthesis by reaction with sodium cellulosate and acryloyl chloride was carried out. Optimal conditions for conducting the synthesis reaction of cellulose acrylate were as follows: the molar ratio of cellulose/potassium-
Bojanić Vaso
doaj +1 more source