Results 11 to 20 of about 35,202 (204)

The tensile properties of electrospun Poly Vinyl Chloride and Cellulose Acetate (PVC/CA) bi-component polymers nanofibers

open access: yesAlexandria 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

Modelling and Simulation of a Batch Poly(Vinyl Chloride) Reactor

open access: yesChemical Engineering Transactions, 2013
A population balance model for batch suspension polymerization of vinyl chloride is presented. Break up into two equal volumes of droplets, binary aggregation and random mass exchanges between the colliding droplets are assumed, while the kinetic data of
A. Barkanyi, S. Nemeth, B.G. Lakatos
doaj   +1 more source

Heavy metal free thermal stabilizing-flame retarding modifier for plasticized poly(vinyl chloride)

open access: yesMaterials 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

Fabrication of ordered honeycomb porous poly(vinyl chloride) thin film doped with a Schiff base and nickel(II) chloride

open access: yesHeliyon, 2018
A modified poly(vinyl chloride) honeycomb thin film containing a low concentration of a thiadiazole Schiff base and nickel(II) chloride was successfully fabricated using the casting process.
Hassan Hashim   +4 more
doaj   +1 more source

Poly(vinyl Chloride) Photostabilization in the Presence of Schiff Bases Containing a Thiadiazole Moiety

open access: yesMolecules, 2018
Five Schiff bases containing a thiadiazole moiety have been used as poly(vinyl chloride) photostabilizers at low concentrations. The efficiency of Schiff bases as photostabilizers was investigated using various techniques, for example, the changes in ...
Naser Shaalan   +6 more
doaj   +1 more source

Characteristics, sources and risk assessments of heavy metal pollution in soils of typical chlor-alkali residue storage sites in northeastern China.

open access: yesPLoS ONE, 2022
In this study, thirty-four soil samples from a typical chlor-alkali slag residue storage site near the city of Qiqihar in northeastern China were collected and their arsenic, cadmium, chromium, copper, mercury, nickel, lead and zinc concentrations were ...
Zhiyuan Wu   +3 more
doaj   +2 more sources

Effects of Nonaqueous Phase Liquids Pollution on the Permeability and Microstructure of In-Filed and Laboratory Soaked Contaminated Clay Soils

open access: yesGeofluids, 2022
The fact that the permeability and microstructure properties of clay will be changed by NAPL (Nonaqueous Phase Liquids) pollution draws high attention in the study of the interaction between NAPL and contaminated soil.
Yanbin Gao, Jiadan Liu
doaj   +1 more source

INDUCED PHOTO-DEGRADATION OF POLY (VINYL CHLORIDE) BY USING COBALT (II) CHLORIDE. [PDF]

open access: yesمجلة 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

Electron-deficient Cu site catalyzed acetylene hydrochlorination

open access: yesGreen Energy & Environment, 2023
Rational design of catalytic sites to activate the C≡C bond is of paramount importance to advance acetylene hydrochlorination. Herein, Cu sites with electron-rich and electron-deficient states were constructed by controlling the impregnation solutions ...
Bolin Wang   +9 more
doaj   +1 more source

EFFECTS OF MAGHNITE NANOCLAY MODIFICATION AND COMPATIBILIZATION ON THE PHYSICAL AND MORPHOLOGICAL PROPERTIES OF POLY(VINYL CHLORIDE)/POLY(ETHYLENE-CO-VINYL ACETATE) BLENDS

open access: yesJournal of Fundamental and Applied Sciences, 2018
In this research work poly(vinyl chloride)(PVC), ethylene vinyl acetate copolymer (EVA), and Maghnite nanoclay (MGT) were used to prepare PVC/EVA nanocomposites.
I. Bouaziz   +4 more
doaj   +1 more source

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