Dilute polyelectrolyte solutions: recent progress and open questions

CG Lopez, A Matsumoto, AQ Shen - Soft Matter, 2023 - pubs.rsc.org
Polyelectrolytes are a class of polymers possessing ionic groups on their repeating units.
Since counterions can dissociate from the polymer backbone, polyelectrolyte chains are …

Stretchable sponge-like hydrogels with a unique colloidal network produced by polymerization-induced microphase separation

XN Zhang, C Du, Z Wei, M Du, Q Zheng, ZL Wu - Macromolecules, 2021 - ACS Publications
We report a series of sponge-like hydrogels prepared by polymerizing an aqueous solution
of methacrylic acid (MAAc) in the presence of N, N, N′, N′-tetramethylethylenediamine …

Viscosity of Polyelectrolytes: Influence of Counterion and Solvent Type

A Gulati, CG Lopez - ACS Macro Letters, 2024 - ACS Publications
We study the viscosity of polystyrenesulfonate with sodium and tetrabutylammonium
counterions in aqueous and organic solvent media. We find that at low concentrations the …

RAFT Emulsion Polymerization: MacroRAFT Agent Self-Assembly Investigated Using a Solvachromatic Dye

SW Thompson, TR Guimarães… - Biomacromolecules, 2020 - ACS Publications
Polymerization-induced self-assembly (PISA) and amphiphilic-macroRAFT-mediated
emulsion polymerization are commonly used approaches for synthesis of well-defined …

Biocatalytic feedback‐controlled non‐Newtonian fluids

X Hao, K Yang, H Wang, F Peng… - Angewandte Chemie …, 2020 - Wiley Online Library
Non‐Newtonian fluids are ubiquitous in daily life and industrial applications. Herein, we
report an intelligent fluidic system integrating two distinct non‐Newtonian rheological …

Applications of carboxylic acids in organic synthesis, nanotechnology and polymers

A Sáenz-Galindo, LI López-López… - Carboxylic acid: Key …, 2018 - books.google.com
Carboxylic acids are versatile organic compounds. In this chapter is presented a current
overview of the use of carboxylic acids in a different area as organic synthesis …

CO 2-switchable non-Newtonian fluids

X Hao, Z Leng, H Wang, F Peng, Q Yan - Green Chemistry, 2020 - pubs.rsc.org
Fluidic materials that exhibit an engineered non-Newtonian response are highly desirable in
industrial and military applications. For example, shear thickening is highly intriguing in the …

Rheological Properties of Concentrated Sodium Polystyrenesulfonate in Aqueous Salt Solutions

A Gulati, A Han, RH Colby, CG Lopez - Macromolecules, 2024 - ACS Publications
We study the conformational and flow properties of sodium polystyrenesulfonate in aqueous
NaCl solutions in the high polymer, high added-salt region using rheology and small angle …

Exploiting a branched radical polymerization strategy to enhance the degree of grafting onto graphene oxide

WH Lee, SAF Bon - Polymer Chemistry, 2024 - pubs.rsc.org
The synthesis of polymer-grafted graphene oxide (GO) using a branched radical
polymerization strategy is described. A methacrylate-based macromonomer is used as a …

Tacticity and Counterion Modulated Temperature Response of Weak Polyelectrolytes: The Case of Poly (methacrylic acid) Stereoisomers in Aqueous Solutions

P Hriberšek, K Kogej - Macromolecules, 2019 - ACS Publications
The temperature-induced formation of nanoparticles of two poly (methacrylic acid)(PMA)
isomers, atactic (aPMA) and isotactic (iPMA), displays an opposite thermoresponsiveness …