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نمایش تعداد 1-10 از 12

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

    نوع: Conference Paper
    نویسنده : S. Ahmadjo; H.Arabi; M.Nekoomanesh; غلامحسین ظهوری; M.Mortazavi; A.Farhadi; M.Beheshty; Gholamhossein Zohuri
    سال: 2011
    خلاصه:

    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 

    نوع: Conference Paper
    نویسنده : G.R. Nejabat; M. Nekoomanesh; H. Arabi; H. Salehi; غلامحسین ظهوری; M. Omidvar; S.A.Miller; Gholamhossein Zohuri
    سال: 2012
    خلاصه:

    Polymerization of propylene...

    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 

    نوع: Conference Paper
    نویسنده : G.R. Nejabat; M. Nekoomanesh; H. Arabi; H. Salehi; غلامحسین ظهوری; M. Omidvar; S.A.Miller; Gholamhossein Zohuri
    سال: 2012
    خلاصه:

    Polymerization of propylene ....

    Metallocene catalyst for ethylene, propylene and diene Terpolymerization 

    نوع: Conference Paper
    نویسنده : S.Ahmadjo; H. Arabi; M. Nekoomanesh; غلامحسین ظهوری; M. Mortezavi; A. Farhadi; Gholamhossein Zohuri
    سال: 2009
    خلاصه:

    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 

    نوع: Conference Paper
    نویسنده : S. Ahmadjo; H. Arabi; N. Nekoomanesh; غلامحسین ظهوری; M. Mortezavi; A. Farhadi; Gholamhossein Zohuri
    سال: 2009
    خلاصه:

    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 

    نوع: Journal Paper
    نویسنده : S. Ahmadjo; H. Arabi; غلامحسین ظهوری; M. Nekoomanesh; G. Nejabat; M. Mortazavi; Gholamhossein Zohuri
    سال: 2014
    خلاصه:

    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 ...

    Copolymerization of Ethylene with a=olefin using synthesized BisIndZrCl2 Metallocene catalyst 

    نوع: Conference Paper
    نویسنده : M. Mortezavi; H. Arabi; غلامحسین ظهوری; M.Nekoomanesh; S . Ahmadjoo; A . Farhadi; Gholamhossein Zohuri
    سال: 2009
    خلاصه:

    BisIndZrCl2 catalyst was synthesized ....

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

    نوع: Journal Paper
    نویسنده : G. H. Nejabat; M. Nekoomanesh; H. Arabi; H. Salehi-Mobarakeh; غلامحسین ظهوری; M. Omidvar; S. A. Miller; Gholamhossein Zohuri
    سال: 2013
    خلاصه:

    Various elastomeric polypropylenes (PPs) are synthe-

    sized through homogeneous propylene polymerization with met-

    allocene catalyst (2-PhInd)2ZrCl2 in the presence of different

    cocatalyst mixtures: ...

    Indirect synthesis of Bis-2PhIndZrCl2 Metallocene catalyst used for ethylene polymerization 

    نوع: Conference Paper
    نویسنده : M. Mortezavi; H.Arabi; غلامحسین ظهوری; M.Nekoomanesh; S.Ahmadjoo; A. Farhadi; Gholamhossein Zohuri
    سال: 2009
    خلاصه:

    Bis(2-PhInd)ZrCl2 was simply synthesized indirect via the intermediating bis(2-PhInd)ZrMe2 compound from

    2-Phenylindene and four equivalents of MeLi. The final product was achieved by use of halogenating agent ...

    Copolymerization of ethylene/α-olefins using bis(2-phenylindenyl)zirconiumdichloride metallocene catalyst: structural study of comonomer distribution 

    نوع: Journal Paper
    نویسنده : S. Mohammad M. Mortazavi; Hassan Arabi; غلامحسین ظهوری; Saeid Ahmadjo; Mehdi Nekoomanesh; Mostafa Ahmadi; Gholamhossein Zohuri
    سال: 2010
    خلاصه:

    of abridgeor introducing a substituentonthe ligand, metallocene catalysts can play amajor role in the achievement of desirable

    properties. Kinetic profiles of the metallocene catalyst used in this study showed decay-type behaviour for copolymerization...

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