Search Results - "Ehsan Nikzinat"
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Probing into Effects of Support Pre-Treatment on the Polymerization Behavior and Morphology Development of Mg(OEt)2-Based Ziegler–Natta Catalysts
Published in Catalysis letters (01-04-2022)“…In this study, commercially available, milled, and heat-treated Mg(OEt) 2 were used as the precursors in the synthesis procedure of industrially-favorable…”
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2
Structure–Performance Relationship(SPR) of Ziegler Natta catalysts(TiCl4/MgCl2-based) in ethylene/1-butene and ethylene/1-hexene copolymerization
Published in Journal of polymer research (01-08-2022)“…In this study, the relationship between the characteristics of catalysts and polymerization conditions with catalyst behavior and polymer properties in the…”
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3
New insights into the catalyst and cocatalyst pre‐contact process in ethylene copolymerization
Published in Polymer engineering and science (12-10-2024)“…Abstract The influence of pre‐contacting time and temperature as well as mixing intensity on polyethylene copolymerization has been investigated employing DSC,…”
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4
Effects of polymerization parameters on the slow crack growth resistance and rheological properties of bimodal polyethylene resins
Published in Journal of applied polymer science (05-04-2022)“…In this paper, using a comprehensive study, we have investigated the effect of various polymerization parameters during the synthesis of bimodal polyethylene…”
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Splitting for strength: Manipulating polymerization reactor split ratios to control mechanical and rheological properties in bimodal polyethylene resins
Published in Journal of applied polymer science (15-03-2024)“…Abstract This study integrates advanced mathematical modeling and experimental methodologies to investigate the simultaneous impact of modifications in the…”
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6
Clarifying the effects of comonomer distribution between short and long chains on physical and mechanical properties of ethylenic copolymers
Published in Polymer engineering and science (01-02-2023)“…In this paper, two Zigler‐Natta catalysts (ZNCs) were used to synthesize a commercially available linear low‐density polyethylene (LLDPE), widely used in the…”
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7
Probing into Effects of Support Pre-Treatment on the Polymerization Behavior and Morphology Development of Mg.sub.2-Based Ziegler-Natta Catalysts
Published in Catalysis letters (01-04-2022)“…In this study, commercially available, milled, and heat-treated Mg(OEt).sub.2 were used as the precursors in the synthesis procedure of industrially-favorable…”
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8
Chlorination of Mg(OEt)2 with Halocarbons: A Promising Approach for Eliminating Chlorine-Containing Activators from Ziegler–Nattas’ Recipes
Published in Industrial & engineering chemistry research (17-08-2022)“…Due to the many risks of using chlorinated alkylaluminum cocatalysts (CACs), reducing or omitting their amount in methods used for synthesizing Ziegler–Natta…”
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9
Crystallization, melting, and mechanical behavior of calcium carbonate‐based nanocomposites of crosslinked high density polyethylene
Published in Polymer composites (01-09-2017)“…In this work, novel nanocomposites of silane crosslinked high density polyethylene (PEX) and nano‐sized calcium carbonate (NCC) were prepared using a lab‐scale…”
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10
Tuning tear and slow crack growth resistance of linear low-density polyethylene resins through partial replacement of 1-butene with 1-hexene
Published in Journal of macromolecular science. Part A, Pure and applied chemistry (03-10-2023)“…The present study encompasses the utilization of a mixture of 1-butene and 1-hexene comonomers for the large-scale production of a film-grade linear…”
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11
Investigation of the effects of heat treatment parameters during synthesis of titanium-magnesium-based Ziegler-Natta catalysts
Published in Journal of macromolecular science. Part A, Pure and applied chemistry (2021)“…Many researchers have studied the effects of donors, promoters and alkyl aluminum compounds on the polymerization catalysts, the polymerization process and the…”
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12
Structure-Performance Relationship in ethylene/1-butene and ethylene/1-hexene copolymerization
Published in Journal of polymer research (01-08-2022)“…In this study, the relationship between the characteristics of catalysts and polymerization conditions with catalyst behavior and polymer properties in the…”
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13
Investigation of the effect of Mg(OEt)2 manipulation on the ethylene and 1-butene co-polymerization performance of Ziegler-Natta catalysts
Published in Journal of macromolecular science. Part A, Pure and applied chemistry (03-07-2021)“…Although Ziegler-Natta catalysts were discovered more than four decades ago, many aspects of their characteristics are not fully understood. The effect of the…”
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14
A Brief Review of the Cocatalysts Types and their Performance in (Co)Polymerization Processes of Olefins: From Synthesis to Industrial Application
Published in Baspārish (Tihrān. Online) (01-08-2022)“…In the past, most researchers believed that cocatalyst is a passive component that only has the task of "removing impurities" and "alkylating" the active…”
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15
Principles and Application of Fourier-Transform Rheology in the Identification of Polymer Alloys
Published in Baspārish (Tihrān. Online) (01-05-2022)“…Today, almost all polymer researchers use rheological methods to identify the microstructure of various polymer systems. One of the most popular and widely…”
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