Air-filtering masks for respiratory protection from PM2. 5 and pandemic pathogens

J Xu, X Xiao, W Zhang, R Xu, SC Kim, Y Cui… - One Earth, 2020 - cell.com
Air-filtering masks, also known as respirators, protect wearers from inhaling fine particulate
matter (PM 2.5) in polluted air, as well as airborne pathogens during a pandemic, such as …

Reactive Processing of Thermoplastic Polymers: A Review of the Fundamental Aspects: This work is dedicated to Dr. Alain Michel for his retirement and in memory of …

P Cassagnau, V Bounor-Legaré… - International Polymer …, 2007 - degruyter.com
The review is devoted to the fundamental aspects of the reactive processing of thermoplastic
polymers. First of all, some reactive processing examples, including polymer grafting (vinyl …

Effect of viscosity and electrical conductivity on the morphology and fiber diameter in melt electrospinning of polypropylene

R Nayak, R Padhye, IL Kyratzis… - Textile Research …, 2013 - journals.sagepub.com
The feasibility of fabricating polypropylene (PP) nanofibers has been explored by using
different additives, such as sodium oleate (SO), poly (ethylene glycol)(PEG) and poly …

Polypropylene degradation: Theoretical and experimental investigations

D Bertin, M Leblanc, SRA Marque, D Siri - Polymer degradation and …, 2010 - Elsevier
The controlled-rheology peroxide degradation of polypropylene is a major issue for the
industry. Combining DFT calculations–about H-abstraction onto model 2, 4, 6 …

High-energy radiation forming chain scission and branching in polypropylene

H Otaguro, L De Lima, DF Parra, AB Lugao… - Radiation Physics and …, 2010 - Elsevier
The degradation of high molecular weight isotactic polypropylene (iPP) subjected to gamma
rays irradiation up to 100kGy in inert atmosphere was analyzed. The investigation relied …

In‐process rheological monitoring of extrusion‐based polymer processes

L Hilliou, JA Covas - Polymer International, 2021 - Wiley Online Library
Since rheology is very sensitive to the structure and macromolecular conformation of
polymer systems, rheological measurements performed in situ during extrusion are attractive …

Twin‐screw extrusion of polypropylene‐clay nanocomposites: Influence of masterbatch processing, screw rotation mode, and sequence

MA Treece, W Zhang, RD Moffitt… - … Engineering & Science, 2007 - Wiley Online Library
This work seeks to optimize the twin‐screw compounding of polymer‐clay nanocomposites
(PCNs). Proportional amounts (3: 1) of maleic anhydride functionalized polypropylene …

Structural and mechanical properties of polypropylene nanofibres fabricated by meltblowing

R Nayak, IL Kyratzis, YB Truong… - The Journal of The …, 2015 - Taylor & Francis
In this paper, a novel technique for the fabrication of nanofibres of polypropylene by
meltblowing process with the injection of different fluids (such as nitrogen and water) has …

Fabrication and characterisation of polypropylene nanofibres by meltblowing process using different fluids

R Nayak, IL Kyratzis, YB Truong, R Padhye… - Journal of Materials …, 2013 - Springer
In nonwoven industry, meltblowing has been widely used as an important technique for the
production of nonwoven webs consisting of microfibres, suitable for various applications …

Benzothiazole sulfide compatibilized polypropylene/halloysite nanotubes composites

M Liu, B Guo, Y Lei, M Du, D Jia - Applied Surface Science, 2009 - Elsevier
Clay-philic benzothiazole sulfide, capable of donating electrons, is grafted onto
polypropylene (PP) backbones when N-cyclohexyl-2-benzothiazole sulfonamide (CBS), a …