Fundamental aspects of heterogeneous Ziegler–Natta olefin polymerization catalysis: An experimental and computational overview

J Kumawat, VK Gupta - Polymer Chemistry, 2020 - pubs.rsc.org
MgCl2 supported Ziegler–Natta (Z–N) catalysts have emerged as the most exciting chemical
process for polyolefin technology, which is responsible for the production of∼ 150 million …

Polyolefins

W Kaminsky - Handbook of Polymer Synthesis, 2004 - taylorfrancis.com
The polyolefins production has increased rapidly in the 40 years to make polyolefins the
major tonnage plastics material worldwide. In 2003, 55 million tons of polyethene and 38 …

Studies with high activity catalysts for olefin polymerization

FJ Karol - Catalysys and Surface Science, 2018 - taylorfrancis.com
Catalysis continues to play a vital role in polymerization of such olefins as ethylene and
propylene. Developments toward higher activity Ziegler-Natta catalysts have been based in …

[图书][B] Handbook of polymer synthesis

HR Kricheldorf - 1991 - books.google.com
A relatively compact, but nonetheless comprehensive, review of the most important
preparative methods for the synthesis and chemical modification of polymers. The contents …

Electronic properties of Ti sites in Ziegler–Natta catalysts

A Piovano, M Signorile, L Braglia, P Torelli… - ACS …, 2021 - ACS Publications
Although Ziegler–Natta (ZN) catalysts play a major role in the polyolefin market, a true
understanding of their properties at the molecular level is still missing. In particular, there is a …

Formation of highly active Ziegler–Natta catalysts clarified by a multifaceted characterization approach

A Piovano, T Wada, A Amodio, G Takasao, T Ikeda… - ACS …, 2021 - ACS Publications
Although the formation of nanosized and defective δ-MgCl2 is essential for the performance
of Ziegler–Natta catalysts, the process has not sufficiently been elucidated due to certain …

The Catalytic System Ti-Complex/MgCl2

PC Barbé, JC Brosse, G Cecchin, D Derouet… - Catalytical and radical …, 1986 - Springer
Abstract MgCl 2 supported Ziegler-Natta catalysts for the polymerization of olefins have had
recently a spectacular success in simplyfling polymerization processes and improving …

Preparation and characterization of model catalysts: from ultrahigh vacuum to in situ conditions at the atomic dimension

HJ Freund, M Bäumer, J Libuda, T Risse… - Journal of …, 2003 - Elsevier
In situ characterization and reaction studies of working catalytic systems are an issue of
current interest. We present studies on well characterized model systems, ie, deposited …

Modelling of the liquid phase polymerization of olefins in loop reactors

JJ Zacca, WH Ray - Chemical Engineering Science, 1993 - Elsevier
In this work a new model for the polymerization of olefins in a loop reactor is presented. The
reactor is modelled as two tubular reactors interconnected. In contrast to the traditional …

The potential of spectroscopic methods applied to heterogeneous catalysts for olefin polymerization

E Groppo, K Seenivasan, C Barzan - Catalysis Science & Technology, 2013 - pubs.rsc.org
Heterogeneous Ziegler–Natta and Phillips-type olefin polymerization catalysts have the
monopoly of isotactic polypropylene production and a large share in the market of high …