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    Comparison of copolymerization and terpolymerization with (Ind)2ZrCl2 metallocene catalyst 

    Type: Conference Paper
    Author : S. Ahmadjo; H.Arabi; M.Nekoomanesh; غلامحسین ظهوری; M.Mortazavi; A.Farhadi; M.Beheshty; Gholamhossein Zohuri
    Year: 2011
    Abstract:

    Bis(indneyl)zirconium dichloride, (Ind)2ZrCl2 catalyst was synthesized and used....

    Synthesis and Microstructurral Study of Stereoblock Elastomeric Polypropylenes from Metallocene Catalyst (2-PhInd)2ZrCl2 Activated with Cocatalyst Mixtures Part II. Microstructural Study 

    Type: Conference Paper
    Author : G.R. Nejabat; M. Nekoomanesh; H. Arabi; H. Salehi; غلامحسین ظهوری; M. Omidvar; S.A.Miller; Gholamhossein Zohuri
    Year: 2012
    Abstract:

    Polymerization of propylene...

    An integrated AHP-PROMETHEE method for selecting the most suitable EPDM 

    Type: Journal Paper
    Author : علی سیبویه; زهرا ناجی عظیمی; Saeed Ahmadjo; Seyed Mahammad Mahdi Mortazavi; Ali Sibeveih; Zahra Naji Azimi
    Year: 2016
    Abstract:

    In this paper, considering the problem of selecting the most appropriate ethylene propylene diene

    termonomer (EPDM), which is a polyolefin with variety of usages in different areas. The

    metallocene catalyst, bis (2‐phenyl indenyl...

    In situ silica supported metallocene catalysts for ethylen Polymerzation 

    Type: Journal Paper
    Author : S Ahmadjo; H. Arabi; غلامحسین ظهوری; G. Nejabat; M Omidvar; M. Ahmadi; M. M. Mortazavi; Gholamhossein Zohuri
    Year: 2014
    Abstract:

    Bis(2-R-ind)ZrCl2 (R: H or phenyl) was supported on different types of silica by in situ impregnation method and used for ethylene polymerization. In this method, the step of catalyst loading on support was eliminated and ...

    Zegler Natta / Metallocen Hybrid Catalyst for Ethylen Polymerization 

    Type: Journal Paper
    Author : M. Ahmadi, R. Jamjah, M. Nekoomanesh, H. Arabi; غلامحسین ظهوری; Gholamhossein Zohuri
    Year: 2007
    Abstract:

    Zegler Natta / Metallocen Hybrid Catalyst for Ethylen Polymerization...

    Synthesis and Microstructurral Study of Stereoblock Elastomeric Polypropylenes from Metallocene Catalyst (2-PhInd)2ZrCl2 Activated with Cocatalyst Mixtures: Part I. Study of Activity and Molecular Weight 

    Type: Conference Paper
    Author : G.R. Nejabat; M. Nekoomanesh; H. Arabi; H. Salehi; غلامحسین ظهوری; M. Omidvar; S.A.Miller; Gholamhossein Zohuri
    Year: 2012
    Abstract:

    Polymerization of propylene ....

    Metallocene catalyst for ethylene, propylene and diene Terpolymerization 

    Type: Conference Paper
    Author : S.Ahmadjo; H. Arabi; M. Nekoomanesh; غلامحسین ظهوری; M. Mortezavi; A. Farhadi; Gholamhossein Zohuri
    Year: 2009
    Abstract:

    Metallocene catalyst of (Ind)2ZrCl2/MAO was synthesized and used in ethylene/propylene/diene

    terpolymerization. The maximum activity for teropolymerization was 1864 kgP/molZr.h in 1 bar of monomer

    pressure. The terpolymerization...

    Investigation of diene addition on ethylen-propylene(EP) copolymerization with a zirconocene catalyst 

    Type: Conference Paper
    Author : S. Ahmadjo; H. Arabi; N. Nekoomanesh; غلامحسین ظهوری; M. Mortezavi; A. Farhadi; Gholamhossein Zohuri
    Year: 2009
    Abstract:

    Investigation of diene addition on ethylen-propylene(EP) copolymerization with a zirconocene catalyst

    Preparation of ethylene/a-olefins copolymers using (2-RInd)2ZrCl2/MCM-41 (R:Ph,H) catalyst, microstructural study 

    Type: Journal Paper
    Author : S. Ahmadjo; H. Arabi; غلامحسین ظهوری; M. Nekoomanesh; G. Nejabat; M. Mortazavi; Gholamhossein Zohuri
    Year: 2014
    Abstract:

    Abstract (2-RInd)2ZrCl2 (R:Ph,H) catalyst was supported on MCM-41 and ethylene copolymerization behavior as well as microstructure of copolymers were studied. A steady rate–time profile behavior was observed for homo and ...

    Study of Ziegler-Natta/(2-PhInd) ZrCl2 hybrid catalysts performance in slurry propylene polymerization 

    Type: Journal Paper
    Author : Gholam Reza Nejabat; Mehdi Nekoomanesh; Hassan Arabi; Hamid Salehi Mobarakeh; غلامحسین ظهوری; Seyed Mohammad Mahdi Mortazavi; Saeid Ahmadjo; Stephen Miller; Gholamhossein Zohuri
    Year: 2015
    Abstract:

    Several types of hybrid catalysts are made through mixing of 4th generation Ziegler-Natta (ZN) and (2-PhInd) metallocene catalysts using triethylaluminum (TEA) as coupling agent. Response surface methodology (RSM) is used to evaluate the interactive...

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