The entanglements of macromolecules and their influence on the properties of polymers

A Pawlak - Macromolecular Chemistry and Physics, 2019 - Wiley Online Library
Macromolecules form entanglements, the presence of which determines many of the
polymer's properties; in solution, melt, and solid state. In this review, how the properties of …

Impact of Entanglement on Folding of Semicrystalline Polymer during Crystallization

F Jin, Z Huang, Y Zheng, C Sun, N Kafle, J Ma… - ACS Macro …, 2023 - ACS Publications
Upon cooling, semicrystalline polymers experience crystallization and form alternatively
stacked layers consisting of thin crystal lamellae and amorphous ones. The unique …

Crystallization of Polymers with a Reduced Density of Entanglements

A Pawlak - Crystals, 2024 - mdpi.com
Since methods for reducing macromolecule entanglements have been developed, it has
become possible to better understand the impact of polymer chain entanglement on the …

Influence of Molecular Weight and Entanglement Density on the Creep Response of the Uniaxially Drawn Tapes of dis-UHMWPE

RP Gote, J van der Eem, J Zhao, S Lolage… - …, 2023 - ACS Publications
Polyethylene with a molecular weight greater than a million g/mol, is of increasing
commercial interest because it provides a route to make fibers and films that have …

Unprecedented mechanical properties in linear UHMWPE using a heterogeneous catalytic system

RP Gote, D Romano, J van der Eem, J Zhao… - …, 2022 - ACS Publications
Several homogeneous postmetallocene complexes are known to produce weakly entangled
ultrahigh-molecular-weight polyethylene (disentangled UHMWPE) under controlled …

Contribution of the initially entangled state and particle size to the sintering kinetics of UHMWPE

H Wang, X Yan, X Tang, Y Ma, X Fan, W Li, W Yu… - …, 2022 - ACS Publications
Nascent particles of ultrahigh-molecular-weight polyethylene (UHMWPE) with different
entangled states and particle sizes have been processed by means of sintering. The chain …

Access to disentangled ultrahigh molecular weight polyethylene via a binuclear synergic effect

Z Zhang, X Kang, Y Jiang, Z Cai, S Li… - Angewandte Chemie …, 2023 - Wiley Online Library
Disentangled ultrahigh molecular weight polyethylene (dis‐UHMWPE) has excellent
processability but can be achieved under extreme conditions. Herein, we report ethylene …

Optical engineering of polymer materials and composites for simultaneous color and thermal management

LM Lozano, S Hong, Y Huang, H Zandavi… - Optical Materials …, 2019 - opg.optica.org
Sustainable architecture requires development of new materials with tailored optical,
mechanical, and thermal properties to provide both aesthetic appeal and energy-saving …

[HTML][HTML] Entanglement dynamics in ultra-high molecular weight polyethylene as revealed by dielectric spectroscopy

SX Drakopoulos, GC Psarras, G Forte, I Martin-Fabiani… - Polymer, 2018 - Elsevier
With the help of Broadband Dielectric Spectroscopy, it has been possible to study the
molecular dynamics of disentangled Ultra High Molecular Weight Polyethylene in a wide …

Elucidations of Structure and Molecular Dynamics of Complex Polymers by State-of-the-Art Solid-State NMR Spectroscopy

R Zhang, W Chen, T Miyoshi - Macromolecules, 2024 - ACS Publications
Solid-state nuclear magnetic resonance (ssNMR) has been playing an indispensable role in
revealing the interplay of structure and molecular dynamics in polymers at different states. In …