Neutral nickel (II) catalysts: From hyperbranched oligomers to nanocrystal-based materials

S Mecking, M Schnitte - Accounts of Chemical Research, 2020 - ACS Publications
Conspectus Plastics materials are a vital component of modern technologies. They are
applied, eg, in construction, transportation, communication, water supply, or health care …

Recent trends in catalytic polymerizations

DJ Walsh, MG Hyatt, SA Miller, D Guironnet - ACS Catalysis, 2019 - ACS Publications
Polymers have become one of the largest and most important materials we use in daily life.
Their popularity has stemmed from their wide range of material properties combined with …

Aqueous Coordination‐Insertion Copolymerization for Producing High Molecular Weight Polar Polyolefins

Y Liu, C Wang, H Mu, Z Jian - Angewandte Chemie, 2024 - Wiley Online Library
Hydrocarbons, when used as the medium for transition metal catalyzed organic reactions
and olefin (co‐) polymerization, are ubiquitous. Environmentally friendly water is highly …

Methylaluminoxane: key component for new polymerization catalysts

W Kaminsky, H Sinn - Polyolefins: 50 years after Ziegler and Natta II …, 2013 - Springer
The use of methylaluminoxane (MAO) as cocatalyst for the polymerization of olefins and
some other vinyl compounds has widely increased the possibilities for more precisely …

Impact of labile ligands on catalyst initiation and chain propagation in Ni-catalyzed ethylene/acrylate copolymerization

S **ong, P Ghana, BC Bailey, HA Spinney… - ACS …, 2023 - ACS Publications
Polar polyolefin synthesis by coordination polymerization is of high interest, but the catalysts'
low activity limits industrial implementation. Herein, we demonstrate how the nature of the …

Aqueous keto-polyethylene dispersions from catalytic copolymerization of ethylene and carbon monoxide in water

M Baur, R Habé, S Mecking - ACS Macro Letters, 2024 - ACS Publications
Water-soluble [P, O] Ni (II) catalysts enable the direct catalytic nonalternating
copolymerization of fundamental comonomers ethylene and carbon monoxide (CO) in water …

Encapsulation of catalyst in block copolymer micelles for the polymerization of ethylene in aqueous medium

C Boucher-Jacobs, M Rabnawaz, JS Katz… - Nature …, 2018 - nature.com
The catalytic emulsion polymerization of ethylene has been a long-lasting technical
challenge as current techniques still suffer some limitations. Here we report an alternative …

Normal and abnormal N-heterocyclic carbene ligands: similarities and differences of mesoionic C–donor complexes

M Albrecht - Advances in Organometallic Chemistry, 2014 - Elsevier
Similarities and differences of normal versus abnormal carbene complexes are highlighted,
with an emphasis on effects that can be directly attributed to the different bonding mode and …

Accelerating ethylene polymerization using secondary metal ions in tetrahydrofuran

D **ao, Z Cai, LH Do - Dalton Transactions, 2019 - pubs.rsc.org
We have prepared a new series of nickel phosphine phosphonate ester complexes that
feature two metal-chelating polyethylene glycol (PEG) side arms. Metal binding and …

Activation and deactivation of neutral palladium (II) phosphinesulfonato polymerization catalysts

T Rünzi, U Tritschler, P Roesle… - …, 2012 - ACS Publications
13C-Labeled ethylene polymerization (pre) catalysts [κ2-(anisyl) 2 P, O] Pd (13CH3)(L)(1-13
CH 3-L)(L= pyridine, dmso) based on di (2-anisyl) phosphine benzenesulfonate were used …