@article { author = {Papan, Azadeh and Tarassoli, Abbas and Shahidian, Zahra}, title = {Synthesis and Structure Determination of Novel Derivative of Cyclotriphosphazene with Phloroglusine Ligand with Two Protected Position}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {1-7}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19369}, abstract = {In this study, we have been involved in the synthesis and characterization studies of a new cyclotriorganophosphazenes complex with protected phloroglusine ligand. Firstly,we synthesized hexachlorocyclotirphosphazene from ammonium chloride and phosphorus pentachloride reaction and then two hydroxyl groups of the phloroglusine ligand were protected with methyl iodide and tosyl chloride. Finally, the deprotonated and protected phloroglusine was reacted as an oxygen-containing ligand with hexachlorocyclotriphosphazene in the ratio of 6:1 in THF as a solvent, All of Cl atoms were substituted with hydroxyl groups of ligand to give a new product. This product identified by a series of spectroscopic techniques including FT-IR,31P NMR, 13C NMR, 1H NMR and mass spectrometry}, keywords = {Hexachlorotriphosphazene,Phloroglusine,Oxygen-containing ligand,Tosyl chloride,Phosphazene}, url = {https://ijcce.ac.ir/article_19369.html}, eprint = {https://ijcce.ac.ir/article_19369_6e2c309d141ef9a9a2306e662eb44055.pdf} } @article { author = {Sarrafi, Yaghoub and Eghtedari, Mohammad}, title = {Four-Component Reaction between Ethyl Benzoylacetate, Hydroxylamine, Aldehydes and Malononitrile: Synthesis of Isoxazol-5(2H)-Ones}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {9-13}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19370}, abstract = {We present herein a new and efficient four-component synthesis of isoxazol-5(2H)-ones involving ring closing/Knoevenagel condensation/Michael addition sequential reactions.}, keywords = {Hydroxylamine,Aromatic aldehyde,Malononitrile,Isoxazol-5(2H)-ones,Multi-component reactions,Green Chemistry}, url = {https://ijcce.ac.ir/article_19370.html}, eprint = {https://ijcce.ac.ir/article_19370_d43952b90266b7db65336f4e77fa3c3d.pdf} } @article { author = {Taherkhani, Mahboubeh}, title = {Chemical Investigation and Protective Effects of Bioactive Phytochemicals from Artemisia ciniformis}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {15-26}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19371}, abstract = {The present study evaluates the phytochemical constituents, antimicrobial, antioxidant capacity, total phenolic content, ferrous ion chelating, tyrosinase inhibition, superoxide anion and nitric oxide radical scavenging activity of the leaf essential oil of Artemisia ciniformis Krasch. & Popov ex Poljakov.,from Iran. Oxygenated monoterpenes (92.4%), especially camphor (32.2%), 1,8-cineole (22.4%) and trans-pinocarveol (16.8%) were the major components identified in this essential oil. Bactericidal kinetic of the essential oil of A. ciniformis indicated that Acinetobacter baumannii is the most vulnerable (MIC = 0.02 and MBC = 0.04 mg/ml, D value = 3.57 min). The total phenol content of the essential oil of A. ciniformis was estimated to be 206.20 ± 4.58μg GAE/mg of the essential oil.The ferric reducing power of A. ciniformis essential oil was determined 0.315 ± 0.08 gallic acid equivalent (mg/g).The essential oil of A. ciniformis exhibited a dose-dependent scavenging of DPPH, nitric oxide and superoxide anion radicals with IC50 values of 10.75 mg/mL, 10.63 µg and 16.81 µg, respectively. In the β-carotene-linoleic acid test system, oxidation of linoleic acid was effectively inhibited by A. ciniformis essential oil (86.39 ± 2.53%, 0.625 mg/mL essential oil). There was no correlation between ferrous ion chelating activity (IC50 = 220.90 µg) and total phenolics implying that the essential oil contains no chelating ligands. Anti-tyrosinase activity of A. ciniformis essential oil at 50% concentration (IC50) was 6.53 mg.The leaf essential oil of A. ciniformis may be exploited as a natural source of bioactive phytochemicals bearing antimicrobial and antioxidant potentials.}, keywords = {Antimicrobial,Antioxidant,Radical scavenging activity,Anti-Tyrosinase inhibition,Ferrous-ion chelating}, url = {https://ijcce.ac.ir/article_19371.html}, eprint = {https://ijcce.ac.ir/article_19371_f35c19e2e7f813bf54339cd3f52a921c.pdf} } @article { author = {Bahramian, Ali Reza}, title = {Enhanced Photocatalytic Activity of Sol-Gel Derived Coral-like TiO2 Nanostructured Thin Film}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {27-41}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19372}, abstract = {To enhance photocatalytic degradation of organic pollutants, coral-like TiO2 nanostructured thin films were chemically synthesized through the sol-gel method. The fabricated thin films were characterized by Scanning Electron Microscopy (SEM), X-Ray Diffraction (XRD), nitrogen sorption isotherms, mercury porosimetry measurements, and UV-Vis Diffuse Reflectance Spectrum (DRS). The coral-like TiO2 structures were assembled from cashew-like nanoparticles, which were composed of numerous highly crystallized in anatase phase. The assembled materials possess a high specific surface area of 167 m2/g and mean pore size diameter of 12.3 nm. The coral-like TiO2 nanostructured thin film shows a significantly higher photocatalytic activity than that of the commercial photocatalyst P25-TiO2 based film on the degradation of Methylene Blue (MB) and Methyl Orange (MO). The high photocatalytic activity of film was ascribed to the large light absorption caused by small particle size, micro/meso, and macropore structures, and pore scattering, reduced band gap energy, and reduced recombination of electron-hole pairs. These findings open up a new approach for promising environmental applications.}, keywords = {Thin film,Coral-like nanostructures,Sol-gel coating,Catalysis and surface analysis,Photocatalytic degradation}, url = {https://ijcce.ac.ir/article_19372.html}, eprint = {https://ijcce.ac.ir/article_19372_afe8402ccaffd5d9fa36368a5115826f.pdf} } @article { author = {Sohrabi, Somayeh and Akhlaghian, Faranak}, title = {The Effect of Fe-Loading and Calcination Temperature on the Activity of Fe/TiO2 in Phenol Degradation}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {43-50}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19373}, abstract = {In this research work, iron modified titanium dioxide photocatalyst was synthesized by the sol-gel method. The catalyst is characterized by FT-IR, XRF, and TGA techniques. Since the activity of Fe/TiO2 is highly affected by the loading of Fe, our major purpose of this work was focused on the role of this factor. Moreover, the effect of calcination temperature, which was also of high importance, was studied in this work. FT-IR results indicated the existence of a peak in the range of 1100-1200corresponding to Ti-O-Fe bonds. The intensity of this peak is proportional to the amount of iron, which is incorporated into the TiO2 lattice. Optimum Fe-loading was specified by FT-IR and it was measured by XRF. In order to evaluate the catalytic activity of Fe/TiO2, a synthetic wastewater of phenol was irradiated by the UV lamp (757.38 mW/cm3), Fe/TiO2 with the dosage of 0.5 g/L was applied as the catalyst and H2O2 (12.5 mL, 30% wt. /wt.) was added as an oxidizing agent.Experimental results proved, the optimum condition for phenol degradation process over Fe/TiO2 is as follows: Fe loading in the TiO2 lattice: Fe2O3/TiO2 is 0.27%, calcination temperature: 600°C, and irradiation time of 600 min. Under this circumstance, 98.26% of the phenol in water was decomposed.}, keywords = {photocatalyst,Fe/TiO2,Fe- loading,phenol degradation}, url = {https://ijcce.ac.ir/article_19373.html}, eprint = {https://ijcce.ac.ir/article_19373_ac1522e9d294f437b333fd714a72f966.pdf} } @article { author = {Yousefi, Naser and Pazouki, Mohammad and Alikhani Hesari, Fereydoon and Alizadeh, Mehdi}, title = {Statistical Evaluation of the Pertinent Parameters in Bio-synthesis of Ag/MWf-CNT Composites Using Plackett-Burman Design and Response Surface Methodology}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {51-62}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19374}, abstract = {Green chemistry - also called sustainable chemistry - as the cost-effective and environmentally friendly techniques have been gaining more attention recent years. Here, we introduced a fast, non-toxic and sustainable method to synthesize Ag nanoparticles. Various parameters are involved in the bio-synthesis of Ag nanoparticles/multi-walled carbon nanotubes (Ag/MWf-CNT) composites, including silver nitrate concentration, initial pH, temperature, CNT concentration, agitation time, biomass and stirring rate. The Plackett–Burman Design (PBD) approach indicated that the initial pH, the carbon nanotube concentration and the weight of biomass are the major effects of the Ag/MWf-CNT biosynthesis. A quadratic polynomial model was developed using Central Composite Design (CCD) to statistically evaluate the effect of the initial pH (3.5-7), the carbon nanotubes concentration (0.2-1 g/L) and the weight of wet biomass (6-16 g) on the response- reduction percentage of Ag ions. The significant factors and their interactions in the biosynthesis process were examined by means of analysis of variance (ANOVA). The results showed that the wet biomass weight has the most significant effect on the response compared to the other variables. Additionally, the model predicted that up to 89% of Ag+ reduction to Ag nanoparticles were obtained at the optimum range conditions– weight of biomass 13 g, the initial pH range 5.5-6.2 and concentration of carbon nanotubes 0.6 g/L.}, keywords = {Bio-synthesis,Ag/MWf-CNT,Plackett–Burman Design (PBD),Response surface methodology (RSM)}, url = {https://ijcce.ac.ir/article_19374.html}, eprint = {https://ijcce.ac.ir/article_19374_377075021c1a97fd9ed6efb8d5486225.pdf} } @article { author = {Ahmadi, Mojtaba and Jahanmardi, Reza and Mohammadizade, Mahdi}, title = {Preparation of PMMA/MWNTs Nanocomposite Microcellular Foams by In-situ Generation of Supercritical Carbon Dioxide}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {63-72}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19375}, abstract = {Nanocomposites containing poly(methyl methacrylate) (PMMA) and surface functionalized Multi-Walled Carbon Nanotubes (MWNTs) were synthesized. The dispersion of MWNTs in PMMA was characterized using Transmission Electron Microscopy (TEM).The synthesized nanocomposites were successfully foamed using a simple method based on the in-situ generation of supercritical carbon dioxide (CO2). This method in contrast with conventional methods exempted from high-pressure pump and separated CO2 tank. The effect of MWNTs concentration, saturation temperature and saturation pressure on cellular morphology of the prepared microcellular foams were studied by Scanning Electron Microscopy (SEM), and average cell size and cell density of the prepared foams were studied by image analysis. An increase in cell density, as well as a reduction of cell size, was observed with an increase in the concentration of carbon nanotubes. It was also observed that an elevation of saturation temperature from 90 °C to 100 °C, at constant saturation pressure, leads to a higher cell density and a lower average cell size. Furthermore, an increase in saturation pressure results in a decrease in average cell diameter as well as an increase in cell density. However, the effects of MWNTs concentration on both of average cell size and cell density were proved to be more striking than those of saturation pressure. }, keywords = {Nanocomposites,Carbon nanotubes,PMMA,Microcellular foam,Supercritical carbon dioxide}, url = {https://ijcce.ac.ir/article_19375.html}, eprint = {https://ijcce.ac.ir/article_19375_4878c6a9c77871f7e28ff4ca2a904912.pdf} } @article { author = {Morshed Behbahani, Khashayar and Najafisayar, Pooria and Abbasi, Zahra and Pakshir, Mahmoud and Ebrahimi, Ramin}, title = {The Effect of Simple Shear Extrusion on the Corrosion Behavior of Copper}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {73-78}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19376}, abstract = {In this study, corrosion behavior of copper that was deformed by Simple Shear Extrusion (SSE) method was investigated in 3%wt NaCl solution. Modified Williamson-Hall method, applied on the X-ray diffraction patterns of the samples, showed that increase in the number of SSE passes led to increasing in the dislocation density in the copper samples. Moreover, such deformed samples exhibited fewer corrosion currents, in the potentiodynamic polarization test results, than that of annealed one. In addition, Electrochemical Impedance Spectroscopy (EIS) test was employed to assess the SSEed copper corrosion performance, and the results revealed that the SSE technique has a beneficial effect on the corrosion behavior of copper in 3 wt% NaCl aquatic solution.}, keywords = {Simple shear extrusion,Corrosion Behavior,Impedance spectroscopy,Potentiodynamic polarization,Modified Williamson-Hall method,copper}, url = {https://ijcce.ac.ir/article_19376.html}, eprint = {https://ijcce.ac.ir/article_19376_62aef208b0f2cba0a958d85a73e872d2.pdf} } @article { author = {Jafari Atrabi, Rasoul and Shokoufi, Nader and Kargosha, Kazem}, title = {Micelle Mediated Preconcentration of Mercury in pH Controlled Mode for Trace Analysis}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {79-87}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19377}, abstract = {A micell-mediated phase separation method for preconcentration of ultra-trace quantities of mercury as a prior step to its determination by UV-Vis spectrophotometry has been developed. The method is based on Hg(II)-dithizone complex formation in alkaline aqueous solution, and extraction of this Hg(II)-dithizone secondary complex into the surfactant-rich phase of the non-ionic surfactant octylphenoxypolyethoxyethanol (Triton X-114). This cloud point method of extraction was carried out at 54 ◦C and the surfactant- rich phase containing analyte was dissolved in 250 µL of ethanol with pH 8. The obtained solution was introduced into a micro quartz cell and the analyte was determined by UV-Vis spectrophotometry. Complexation and cloud point extraction of the mercury in alkaline solution markedly facilitate the phase-separation process, lower the temperature of the cloud point, enhances the complex to background absorption ratio and eliminates the interference of Cu2+, Al3+ and Fe3+. Under the optimal extraction and reaction conditions, detection limits, relative standard deviations and linear calibration graphs were, 0.9 ng/mL, lower than 2% and 3.0–250.0 ng/mL respectively. This detection limit is 15 times lower than one obtained by using the same method but at acidic media. The method was applied to the determination of Mercury in soft water and physiology serum samples.}, keywords = {Cloud point extraction,UV-Vis spectrophotometry,Mercury,Triton X-114,Preconcentration}, url = {https://ijcce.ac.ir/article_19377.html}, eprint = {https://ijcce.ac.ir/article_19377_aea93a030ce7bf2882a602e404995415.pdf} } @article { author = {Karamzadeh, Zinat and Yaftian, Mohammad Reza and Shiri Yekta, Zahra and Nilchi, Abdolreza and Dolatyari, Leila}, title = {Extraction-Separation of Eu(III)/Th(IV) Ions with a Phosphorylated Ligand in an Ionic Liquid}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {89-95}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19378}, abstract = {Extraction-separation of Eu(III) and Th(IV) ions from nitrate media into the ionic liquid 1-hexyl-3-methylimidazolium hexafluorophosphate by a phosphorylated salen extractant, bis(chlorophosphoryle)decahydro-2,4-di(2-hydroxyphenyl)benzo[d][1,3,6]oxadiazepine (DPO), is investigated. It is found that Eu(III) ions are extracted via a solvation mechanism, and the extraction of Th(IV) ions proceeds through an ion exchange mechanism. The analysis of the experimental data reveals that the extraction of Eu(III) and Th(IV) ions is taken place by formation of Eu(DPO)(NO3)3 and Th(DPO)2(PF6)4 complexes. A significant selectivity towards thorium ions with respect to trivalent lanthanides (lanthanum, europium, and erbium) was observed. Thorium(IV) can be efficiently extracted from nitric acid solutions into the studied ionic liquid in the presence of DPO. }, keywords = {Phosphorylated ligand,Ionic liquid,Europium,Thorium,Extraction,Separation}, url = {https://ijcce.ac.ir/article_19378.html}, eprint = {https://ijcce.ac.ir/article_19378_189981d9e44831fc74549f24d9061fc9.pdf} } @article { author = {Ishaq, Muhammad and Javed, Fawad and Amad, Imtiaz and Ullah, Hameed and Hadi, Fazal and Sultan, Siraj}, title = {Adsorption of Crystal Violet Dye from Aqueous Solutions onto Low-Cost Untreated and NaOH Treated Almond Shell}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {97-106}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19379}, abstract = {In the present study, comparative batch adsorption of basic dye namely Crystal Violet (CV) using the almond shell as an adsorbent in untreated form and activated with sodium hydroxide was carried out in search of optimum adsorption conditions. The operation parameters investigated was contact time (10 to 80 min), initial dye concentrations (40-240 mg/L), temperature, (20-50 oC) and pH, (2-12). From the experimental results, it was found that the adsorption of crystal violet dye from aqueous solution onto both types of adsorbent (treated and untreated) was highly dependent on solutions pH, and its maximum adsorption was observed in basic medium. The adsorption equilibrium of CV was attained very rapidly after 40 min of contact time. Pseudo-first and second orders were used to examine the kinetic adsorption and found that the kinetic adsorption data were best fitted to pseudo-second order. Langmuir and Freundlich isotherm models were applied to equilibrium adsorption data, which were best fitted to Langmuir isotherm model. The thermodynamic analysis was carried out for dye-adsorbent systems. It was found that the adsorption nature of CV onto both adsorbents were endothermic. The performance of both adsorbents to adsorb CV was also compared. It was found that the adsorption capacity of almond shell activated by base was higher than untreated almond shell. Surface morphology and elemental composition of both adsorbents were examined using Scanning Electron Microscopy (SEM), and energy dispersive X –ray spectroscopy.}, keywords = {Crystal violet,Almond shell,SEM,EDX}, url = {https://ijcce.ac.ir/article_19379.html}, eprint = {https://ijcce.ac.ir/article_19379_28aa69019bd8b7a088bbfbf31b03888e.pdf} } @article { author = {Ghanbari Pakdehi, Shahram and Rouhandeh, Hossein}, title = {Sub-Atmospheric Distillation for Water (1) + Dimethyl Amino Ethyl Azide (2) Mixture}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {107-111}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19380}, abstract = {Dimethyl amino ethyl azide (DMAZ) is a good replacement for hydrazine group in space programs. This chemical was purified from water (1) + DMAZ (2) mixture in sub-atmospheric distillation column due to thermal sensitivity of DMAZ. For designing of the column, it is necessary to have vapor-liquid equilibrium data. In this article, T-x,y and y-x diagrams were obtained under 40 mbar pressure. Results showed that there exists an azeotrope in the mixture of water (1) + DMAZ (2). Experiments were conducted at different vapor flow rates in the batch distillation column to determine the time necessary for purification of DMAZ. Comparing the experimental results for the distillation time with the theoretical results presented an error time of about 2.6%.}, keywords = {DMAZ,Sub-atmospheric distillation,T-x,y diagram,Reflux ratio}, url = {https://ijcce.ac.ir/article_19380.html}, eprint = {https://ijcce.ac.ir/article_19380_41dcc16398e0b894a8b97cc8eb3922f0.pdf} } @article { author = {Heidari Sureshjani, Mohmmad Hossein and Azin, Reza and Lak, Ahmad and Osfouri, Shahriar and Chahshoori, Robab and Sadeghi, Foroozan and Lali, Marziyeh and Gerami, Shahab}, title = {Production Data Analysis in a Gas-Condensate Field: Methodology, Challenges and Uncertainties}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {113-127}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19381}, abstract = { Production data analysis techniques have been widely used for estimating reservoir properties such as gas in place and average pressure. Knowledge of this information is crucial for proper reservoir management. The present study discusses the roadmap, challenges and uncertainties for analyzing production data in an Iranian gas-condensate offshore field. This work is an integrated study involving the quality check of production data, platform process simulation, orifice simulation, modeling choke performance, well modeling, and Rate Transient Analysis (RTA). The study is an inverse analysis which starts from production platform and continues down to the reservoir. To perform data analysis, we propose five general steps which are: Data gathering/extraction/quality check, well rate determination, well bottom hole pressure estimation, layer rate allocation, and reservoir property estimation. In this study, these steps are discussed elaborately. Furthermore, challenges of each step are presented and discussed. In addition, the required input and also missing data for each step is mentioned. Also, to cope with lack and/or uncertainties of data, feasible solutions are proposed for the current field situation as well as future developments. This paper can help petroleum engineers to know where to start and how to proceed to get to the final step of the analysis, i.e. estimating field gas in place. It also provides insights into challenges and uncertainties of the production analysis in gas-condensate }, keywords = {Gas condensate reservoir,Production data analysis,Data uncertainty,Integrated reservoir study}, url = {https://ijcce.ac.ir/article_19381.html}, eprint = {https://ijcce.ac.ir/article_19381_22bb9de32927f2d32593748b57c731df.pdf} } @article { author = {Jia, Puyou and Zhang, Meng and Hu, Lihong and Zhou, Yong-hong}, title = {The Plasticizing Mechanism and Effect of Aluminium Chloride and Glycerin on Poly(vinyl alcohol) Films}, journal = {Iranian Journal of Chemistry and Chemical Engineering}, volume = {35}, number = {2}, pages = {129-135}, year = {2016}, publisher = {Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR}, issn = {1021-9986}, eissn = {}, doi = {10.30492/ijcce.2016.19382}, abstract = {Poly(Vinyl Alcohol) (PVA) films were prepared with AlCl3·6H2O/glycerin and AlCl3·6H2O/poly glycerin as two kinds of complex plasticizer. The micromorphology of pure PVA film and PVA films plasticized with complex plasticizer was observed by Scanning Electron Microscope (SEM). The interaction between complex plasticizer and PVA molecules was investigated by Fourier Transform Infrared (FT-IR) spectroscopy. The influence of complex plasticizer on crystalline, thermal and mechanical properties of PVA films was studied by X-Ray Diffraction (XRD), Differential Scanning Calorimetry (DSC), ThermoGravimetric Analysis (TGA), and tensile tests, respectively. The results showed that both AlCl3·6H2O/glycerin and AlCl3·6H2O/poly glycerin complex plasticizers could interact with PVA molecular and then effectively destroy the crystals of PVA. PVA films plasticized with AlCl3·6H2O/glycerin, and AlCl3·6H2O/poly glycerin complex plasticizers became soft and ductile, with lower tensile strength and higher elongation at break compared with pure PVA films. This is an important cause of plasticization of AlCl3·6H2O /glycerin and AlCl3·6H2O /poly glycerin on PVA films. }, keywords = {Poly(vinyl alcohol),Films,Glycerin,Aluminium chloride,X-ray diffraction}, url = {https://ijcce.ac.ir/article_19382.html}, eprint = {https://ijcce.ac.ir/article_19382_acf2594d2fee1ee4643a6cc0b2babf8a.pdf} }