نتایج جستجو برای: natta catalyst

تعداد نتایج: 44208  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

abstract in first part of this project, the use of a new and biguanid-like catalyst supported on silica as a recyclable catalyst provides a new route for the synthesis of a variety of arylalkylidene rhodanine derivatives through knoevenagle reaction in at present of solvent at room temperature. rhodanine derivatives and especially arylalkylidene rhodanines have proven to be attractive compound...

Journal: :The Journal of Physical Chemistry C 2019

Journal: :Journal Of Macromolecular Science, Part A 2021

Muhammad Adnan Akram, Xiaoyu Liu, Baiyu Jiang, Biao Zhang, Amjad Ali, Zhisheng Fu & Zhiqiang Fan*MOE Key Laboratory of Macromolecular Synthesis and Functionalization, Department Polymer Science Engineering, Zhejiang University, Hangzhou, China

Journal: :Journal of Polymer Research 2021

Abstract The scientific and technical advances in the field of polymer science has been abundant recent years. Amongst various polymeric materials available market, synthesis polyolefins forefront since decades. A major challenge this domain remains attaining stereoregular especially polypropylene (PP) significant efforts were carried out by synthesizing internal donors (ID) aiding catalysts in...

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