Measurement methods for solubility and diffusivity of gases and supercritical fluids in polymers and its applications

JK Lee, SX Yao, G Li, MBG Jun, PC Lee - Polymer reviews, 2017 - Taylor & Francis
Over the last century, polymer processes involving a gas or supercritical fluid (SCF) have
attracted significant attention. The attributes of a gas/SCF in polymers benefited many …

A new strategy for preparation of long-chain branched polypropylene via reactive extrusion with supercritical CO2 designed for an improved foaming approach

K Wang, S Wang, F Wu, Y Pang, W Liu, W Zhai… - Journal of materials …, 2016 - Springer
A novel strategy was designed for the preparation of a long-chain branched polypropylene
(PP) with improved foamability via reactive extrusion in the presence of supercritical CO 2 …

Preparation of polypropylene organically modified clay nanocomposites with enhanced physico-chemical properties

ME Abdel Aziz, GR Saad, MT Abou El-khair - Macromolecular Research, 2022 - Springer
Physico-chemical properties of polypropylene (PP) composites can be tailored through the
use of organoclay fillers in the presence or absence of compatibilizer. In this study …

Maleic anhydride functionalization of polypropylene with suppressed molecular weight reduction via solid-state shear pulverization

MF Diop, JM Torkelson - Polymer, 2013 - Elsevier
Polypropylene (PP) is sometimes functionalized with polar molecules like maleic anhydride
(MA) to improve interfacial adhesion and to allow for reactive compatibilization. The …

Preparation and characterization of high melt strength polypropylene with long chain branched structure by the reactive extrusion process

K Cao, Y Li, ZQ Lu, SL Wu, ZH Chen… - Journal of Applied …, 2011 - Wiley Online Library
The reactive extrusion of maleic anhydride grafted polypropylene (PP‐g‐MAH) with
ethylenediamine (EDA) as coupling agent is carried out in a corotating twin‐screw extruder …

Processing‐structure‐property relationships in solid‐state shear pulverization: Parametric study of specific energy

PJ Brunner, JT Clark, JM Torkelson… - Polymer Engineering …, 2012 - Wiley Online Library
Solid‐state shear pulverization (SSSP) is a unique processing technique for
mechanochemical modification of polymers, compatibilization of polymer blends, and …

Cross-linking of polypropylene via the Diels–Alder reaction

H Muljana, S Arends, K Remerie, G Boven, F Picchioni… - Polymers, 2022 - mdpi.com
In this work, the possibility of preparing cross-linked polypropylene (PP) via Diels–Alder
(DA) chemistry is explored. The overall strategy involves reaction of maleated polypropylene …

Antioxidant and dissociation behavior of polypropylene‐graft‐maleic anhydride

HN Redfearn, JM Goddard - Journal of Applied Polymer …, 2022 - Wiley Online Library
Understanding the dissociation behavior of functional polymers can help tailor materials for
performance in target applications. Polypropylene‐graft‐maleic anhydride (PP‐g‐MA) …

Switching from brittle to ductile isotactic polypropylene-g-maleic anhydride by crosslinking with capped-end polyether diamine

A Létoffé, SM García-Rodríguez, S Hoppe, N Canilho… - Polymer, 2019 - Elsevier
Ductile functionalized polypropylene is of great interest in multi-layer composites
development. A capped-end triblock polyether diamine (H 2 N-PO 2-TMO 9-PO 3-NH 2) was …

A Comprehensive Monte Carlo Model of the Grafting of Maleic Anhydride onto Polypropylene with Experimental Validation

T Romero Pietrafesa, A Brandolin… - Macromolecular …, 2023 - Wiley Online Library
A Monte Carlo model is employed to investigate the grafting of maleic anhydride onto
polypropylene using a peroxide initiator. The study aimed to develop a comprehensive …