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454 research outcomes, page 1 of 46
  • publication . Article . 2015
    Open Access Persian
    Authors:
    Mojtaba Farrokhi Farrokhi; Mahdi Abdollahi Abdollahi;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Homopolymerization and copolymerization of vinyl acetate (VAc) and dibutyl maleate (DBM) were performed in bulk in the presence of iodine as a chain azobis(isobutyronitrile) (AIBN) as an transfer agent generator and 2,2initiator at 70°C. This process, known as "reverse ...

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  • publication . Article . 2014
    Open Access Persian
    Authors:
    Pedram Manafi; Ismaile Ghasemi; Mohammad Karabi; Hamed Aziz; Mohammadreza Manafi;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Crystallization behavior of nanocomposite based on semicrystalline polymers and graphene nanoplatelets (GNp) has been considered due to its critical effect on the performance of the final product. In this study, nanocomposite based on poly(lactic acid)/graphene nanoplat...

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  • publication . Article . 2013
    Open Access Persian
    Authors:
    A. Bazaz; S. MahmoodiAsl; H. Fakhraian; A. Pourjavadi;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Two steps synthetic method for the preparation of a novel emulsion stabilizer called poly(ricineoleic acid-b-ethyleneglycol-b-ricineoleic acid) with average mass molecular weight of 7000 Daltons is investigated. In the first step, oligoricineoleic acid with average mass...

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  • publication . Article . 2007
    Open Access Persian
    Authors:
    M.Sedighi Moghaddam; V.Haddadi Asl; S.M.M.Mortazavi محمدمهدی مرتضوی;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute
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  • publication . Article . 2007
    Open Access Persian
    Authors:
    M. Siroos Azar; H. Jafari Onsor roodi; M. Kookabi;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Nowadays, environment-sensitive smart drug delivery systems have found diverse applications in pharmaceutical science and technology. These systems can respond to the environment stimuli such as temperature, pressure, pH, light, electrical and magnetical fields and etc....

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  • publication . Article . 2008
    Open Access Persian
    Authors:
    A.A. Ghoreyshi; M. Esfahanian;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    The separation of olefin/paraffin mixtures is an important process in petrochemical industries, which is traditionally performed by low temperature distillation with a high-energy consumption, or complex extractive distillationand adsorption techniques. Membrane separat...

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  • publication . Article . 2008
    Open Access Persian
    Authors:
    H. Ziari; S.M. Abtahi; A. Goli;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Polymer application for the improvement and modification of the bitumen used in roads surfaces has expanded in recent decades. The roads engineers and constructors, therefore, have used the modified bitumen in asphalts helping in this way to increase roads and pavements...

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  • publication . Article . 2013
    Open Access Persian
    Authors:
    M. Mehrabzadeh; M.R. Kamal;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Polymer/clay nanocomposites are considered as a new subject of research in Iran and the world. Addition of a minimum amount of clay (2-5wt%) can improve the mechanical properties, enhance barrier properties and reduce flammability dramatically. Polystyrene (PS) exhibits...

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  • publication . Article . 2014
    Open Access Persian
    Authors:
    I. Naseri; A. Kazemi; A.R. Bahramian; M. Razzaghi Kashani;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Aerogels consist of low density open-cell foams with large void spaces of nanometer pore size and they are composed of sparsely semi-colloidal nanometer sized particles forming open porous structures. The high porosity and nanometer pores and particles of aerogels have ...

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  • publication . Article . 2012
    Open Access Persian
    Authors:
    Saeed Dadashi; Seyed Mohammad Mousavi; Zahra Emam D-Jomeh; Abdulrasoul Oromiehie;
    Persistent Identifiers
    Publisher: Iran Polymer and Petrochemical Institute

    Physical, mechanical and structural properties of poly(lactic acid) (PLA)-basedfilms containing different amounts of nanoclay and cellulose prepared bysolvent casting method were examined. Physical properties including thickness,transparency and color did not change sig...

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454 research outcomes, page 1 of 46