Volume 22, Issue 2

 

ارسال های اخیر

  • Modeling of Anaerobic Digestion of Complex Substrates 

    Keshtkar, Ali Reza؛ Abolhamd, Gity؛ Meyssami, Behrooz؛ Ghaforian, Hossein (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    A structured mathematical model of anaerobic conversion of complex organic materials in non-ideally cyclic-batch reactors for biogas production has been developed. The  model is based on multiple-reaction stoichiometry ...

  • Simulation and Model Validation of Batch PHB Production Process Using Ralstonia eutropha 

    Shahhosseini, Shahrokh؛ Sadeghi, Mohammad Taghi؛ Khosravi Darani, Kianoush (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    Mathematical modeling and simulation of microbial Polyhydroxybutyrate (PHB) production process is beneficial for optimization, design, and control purposes. In this study a batch model developed by Mulchandani et al., ...

  • Solid Phase Extraction of Ultra Trace Amounts of Ni2+ by Dimethylglyoxime (DMG) Immobilized on Column 

    Shemirani, Farzaneh؛ Zamani, Mahdi؛ Jamali, Mohammad Reza (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    A column of alumina modified with sodium dodecyl sulfate (SDS) and dimethylglyoxime (DMG) was prepared for the preconcentration of trace nickel from water samples for flame atomic absorption spectrometry (FAAS) ...

  • Shape Selective Alkylation of Biphenyl with 1-octene on ((Al+C3H7Cl)+C2H4) Catalysts 

    Veli (Veliyeva), Sevil (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    Alkylation of biphenyl with 1-octene was investigated using ((Al+C3H7Cl)+C2H4) catalysts. The catalytic activity of ((Al+C3H7Cl)+C2H4) for the alkylation was studied at different temperatures, mol ratios of biphenyl ...

  • Reaction of Sodium Azide with 1,1'–Dicyclohexenyl–Diepoxides 

    Darvich, Mohammad Raouf؛ Olyai, Abolfazl؛ Shabanikia, Akbar؛ Farkhani, Dariush (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    Nucleophilic ring opening of dl and meso 1,1¢- dicyclohexenyl diepoxides by sodium azide in dioxane and aqueous alcoholic medium give the corresponding azidoalcohols. The obtention of departure diepoxides from ...

  • Synthesis of N, N΄3, 4-Dialkylamino-1, 2, 5-Oxadiazoles 

    Kakanejadifardi, Ali؛ Delfani, Farshad؛ Ranjbar, Bijan (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    N, N΄-3, 4-di(methylamino)-1, 2, 5-oxadiazole (1f) was prepared by dehydration of N, N΄-3, 4-di(methylamino)glyoxime (2f) in aqueous potassium hydroxid at 170-180 ...

  • A Comprehensive Empirical Correlation for prediction of Supersolubility and Width of the Metastable Zone in Crystallization 

    Naser, Iraj؛ Manteghian, Mehrdad؛ Bastani, Dariush؛ Mohammadzadeh, Mohsen (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    Prediction of supersolubility and the width of the metastable zone has been a major concern among the workers in the field of industrial crystallization. Operation of crystallizers under the optimum supersaturation low ...

  • Potentiometric Study of Complex Formation Between Some Transition Metal Ions and 2 - Aminopyridine. Part 1. A Model for Therapeutic Agent for Wilson’s Disease 

    Joshaghani, Mohammad؛ Sotodehnejad, Masoud (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    The complexation reactions of some transition metal ions and 2-aminopyridine (2-ampy) were studied potentiometrically in aqueous solution at µ=0.1 M and 25 °C. The overall stability constants log β's of all species are ...

  • Extension of Linear Isotherm Regularity to Long Chain Alkanes 

    Parsafar, Gholamabbas؛ Kalantar, Zahra (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    In this work, we consider each normal alkane as a hypothetical mixtureof methyland methylene groups, in which the interaction potential of each pair is assumed to be the average effective pair potential. Then, the LIR ...

  • Oxidation of Hantzsch 1,4- Dihydropyridines to Pyridines with Thallium Triacetate 

    Mahmoodi Hashemi, Mohammad؛ Zakeri, Mohammad Sadegh؛ Arianfar, Saeed (Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR, 2003-12-01)
    Hantzsch 1, 4-dihydropyridines (1,4-DHPs) can be oxidized to the corresponding pyridine derivatives by thallium triacetate in high yields.