Multinuclear olefin polymerization catalysts

M Delferro, TJ Marks - Chemical reviews, 2011 - ACS Publications
1.1. Inspired by Nature In many enzymes, such as ureases (Figure 1), two or more metal
centers are poised in close proximity to activate both electrophilic and nucleophilic …

Recent advances in the chemistry of pentafulvenes

P Preethalayam, KS Krishnan, S Thulasi… - Chemical …, 2017 - ACS Publications
Pentafulvenes are a unique class of compounds that originally attracted attention due to
their propensity to display nonbenzenoid aromaticity. Subsequently, they were recognized …

The chemistry of catalyst activation: The case of group 4 polymerization catalysts

M Bochmann - Organometallics, 2010 - ACS Publications
Organometallic chemistry has provided the foundation for the development of a wide range
of new olefin polymerization catalysts over the last two to three decades. The unraveling of …

Nanoparticle, size, shape, and interfacial effects on leakage current density, permittivity, and breakdown strength of metal oxide− polyolefin nanocomposites …

N Guo, SA DiBenedetto, P Tewari… - Chemistry of …, 2010 - ACS Publications
A series of 0− 3 metal oxide− polyolefin nanocomposites are synthesized via in situ olefin
polymerization, using the following single-site metallocene catalysts: C 2-symmetric dichloro …

Recent progress in olefin polymerization catalyzed by transition metal complexes: new catalysts and new reactions

D Takeuchi - Dalton Transactions, 2010 - pubs.rsc.org
A number of transition metal catalysts including early and late transition metals have been
investigated for olefin polymerization and copolymerization. Progress of the field in this …

[PDF][PDF] Salalen titanium complexes in the highly isospecific polymerization of 1‐hexene and propylene

K Press, A Cohen, I Goldberg, V Venditto… - Angewandte Chemie …, 2011 - academia.edu
Isotactic polypropylene (iPP) is a thermoplastic material of vast importance. The ever-
increasing demand for it is derived from its useful physical properties and the availability of …

Mechanism of activation of a hafnium pyridyl− amide olefin polymerization catalyst: ligand modification by monomer

RDJ Froese, PD Hustad, RL Kuhlman… - Journal of the …, 2007 - ACS Publications
We have investigated the olefin polymerization mechanism of hafnium catalysts supported
by a pyridyl− amide ligand with an ortho-metalated naphthyl group. Ethylene− α-olefin …

Supported metallocene catalysis for in situ synthesis of high energy density metal oxide nanocomposites

N Guo, SA DiBenedetto, DK Kwon… - Journal of the …, 2007 - ACS Publications
The 0− 3 metal oxide− isotactic polypropylene nanocomposites are synthesized via in situ
propylene polymerization using the C 2-symmetric metallocene catalyst dichloro [rac …

Influence of solvent on cyclic polynorbornene tacticity

SM Hyun, A Marathianos, PT Boeck… - Chemical …, 2023 - pubs.rsc.org
Influence of solvent on cyclic polynorbornene tacticity - Chemical Communications (RSC
Publishing) DOI:10.1039/D3CC04167K Royal Society of Chemistry View PDF VersionPrevious …

Bimetallic effects in homopolymerization of styrene and copolymerization of ethylene and styrenic comonomers: Scope, kinetics, and mechanism

N Guo, CL Stern, TJ Marks - Journal of the American Chemical …, 2008 - ACS Publications
This contribution describes the homopolymerization of styrene and the copolymerization of
ethylene and styrenic comonomers mediated by the single-site bimetallic “constrained …