Recent progress in flow‐induced polymer crystallization

C Nie, F Peng, R Cao, K Cui, J Sheng… - Journal of Polymer …, 2022 - Wiley Online Library
During industrial processing, such as film blowing and injection molding, semicrystalline
polymers have to be subjected to external flow. Flow changes the nucleation rate, crystal …

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 …

Mechanical properties and microstructure characteristics of lattice-surfaced PEEK cage fabricated by high-temperature laser powder bed fusion

P Chen, J Su, H Wang, L Yang, H Cai, M Li, Z Li… - Journal of Materials …, 2022 - Elsevier
Porous structure design on the contact surface is crucial to promote the osseointegration of
the intervertebral cage while preventing subsidence and displacement. However, the stress …

[HTML][HTML] Aging mechanism of polyetheretherketone powder during layer-wise infrared radiation of high-temperature laser powder bed fusion

P Chen, J Su, H Wang, L Yang, M Li, Z Li, J Liu, S Wen… - Materials & Design, 2022 - Elsevier
Variations of the properties of virgin and recycled powders are still important challenges in
high-temperature laser powder bed fusion, which directly affect the processing parameters …

Dual Nakamura model for primary and secondary crystallization applied to nonisothermal crystallization of poly (ether ether ketone)

J Seo, X Zhang, RP Schaake… - Polymer Engineering …, 2021 - Wiley Online Library
Non‐isothermal crystallization kinetics has been traditionally predicted using the Nakamura
crystal growth model, which is an integral form of the Avrami equation under the assumption …

Fundamentals of crystalline evolution and properties of carbon nanotube-reinforced polyether ether ketone nanocomposites in fused filament fabrication

M Carrola, H Fallahi, H Koerner… - ACS Applied Materials …, 2023 - ACS Publications
As fused filament fabrication (FFF) continues to gain popularity, many studies are turning to
nanomaterials or optimization of printing parameters to improve the materials' properties; …

In-situ synchrotron X-ray investigating crystallization of isotactic polypropylene with β-nucleating agent during injection molding

LF Deng, J Yin, J Zhang, ZY Chen, H Lin, JZ Xu… - Polymer, 2024 - Elsevier
The coupling effects of mold temperature and packing pressure fields on structure evolution
of isotactic polypropylene with β-nucleating agent (iPP/β) during injection molding were …

Crystal-nuclei formation during injection-molding of poly (l-lactic acid)

M Du, K Jariyavidyanont, R Boldt, M Tariq, M Fischer… - Polymer, 2022 - Elsevier
Injection-molding of rather slow crystallizing poly (l-lactic acid)(PLLA) was analyzed
regarding the formation of crystal nuclei at different distances from the skin in a standard test …

Rheological and crystallization behaviors of low processing temperature poly (aryl ether ketone)

M Bonmatin, F Chabert, G Bernhart… - Journal of Applied …, 2021 - Wiley Online Library
A new low melting temperature poly (aryl ether ketone)(PAEK) thermoplastic polymer
(Victrex AE 250) was investigated through thermal and rheological analysis of films and …

Thermal Stability of Shear-Induced Crystal Nuclei of Poly(l-lactic acid)

M Du, K Jariyavidyanont, R Zhang… - ACS Applied Polymer …, 2022 - ACS Publications
Knowledge of the conditions required to obtain an isotropic melt of the polymer of interest,
which before was subjected to shear and crystallization, is important for understanding and …