Articles with "polymer concentration" as a keyword



Rheological responses of particle-filled polymer solutions: The transition to linear-nonlinear dichotomy

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Published in 2021 at "Journal of Rheology"

DOI: 10.1122/8.0000097

Abstract: We found an anomalous nonlinear behavior under large amplitude oscillatory shears, where the amplitude stress deviates strongly from the linear dependence of strain, while the time dependence of stress remains sinusoidal. This phenomenon is usually… read more here.

Keywords: transition; polymer concentration; particle filled; rheological responses ... See more keywords

Polymer concentration regimes from fractional microrheology

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Published in 2024 at "Journal of Rheology"

DOI: 10.1122/8.0000850

Abstract: In this work, a framework for deriving theoretical equations for mean squared displacement (MSD) and fractional Fokker–Planck is developed for any arbitrary rheological model. The obtained general results are then specified for different fractional rheological… read more here.

Keywords: microrheology; fractional rheological; polymer concentration; concentration regimes ... See more keywords

The influence of polymer concentration on the morphology and mechanical properties of asymmetric polyvinyl alcohol (PVA) membrane for O2/N2 separation

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Published in 2022 at "Polymers and Polymer Composites"

DOI: 10.1177/09673911221090053

Abstract: The polymeric based membrane technology has been an attractive alternative option among other gas separation technologies due to its ease of operation, good efficiency and low operational cost. However, a few concerns have been expressed… read more here.

Keywords: membrane; pva; mechanical properties; separation ... See more keywords

Role of Polymer Concentration and Crosslinking Density on Release Rates of Small Molecule Drugs

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Published in 2022 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms23084118

Abstract: Over the past few years, researchers have demonstrated the use of hydrogels to design drug delivery platforms that offer a variety of benefits, including but not limited to longer circulation times, reduced drug degradation, and… read more here.

Keywords: release rates; release; drug delivery; concentration crosslinking ... See more keywords

Polymer Concentration and Liquid—Liquid Demixing Time Correlation with Porous Structure of Low Dielectric Polyimide in Diffusion-Driven Phase Separation

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Published in 2022 at "Polymers"

DOI: 10.3390/polym14071425

Abstract: Porous polyimide (PI) films are a promising low-k dielectric material for high-frequency data transmission with low signal attenuation. Pores are generated by non-solvent induced phase separation (NIPS) during phase inversion of polymer solution via non-solvent… read more here.

Keywords: time; low dielectric; polymer; phase separation ... See more keywords

Influence of Polymer Concentration on Membrane Performance in Wastewater Treatment

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Published in 2018 at "Materiale Plastice"

DOI: 10.37358/mp.18.1.4971

Abstract: Water is an important element of life, while every industry in its processes uses an important amount of water. Following processes, the water is contaminated and requires water treatment technologies. Unconventional methods to wastewater treatment,… read more here.

Keywords: water; treatment; polymer concentration; polymer ... See more keywords