Articles with "quaternization" as a keyword



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A Universal Polyiodide Regulation Using Quaternization Engineering toward High Value‐Added and Ultra‐Stable Zinc‐Iodine Batteries

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202105598

Abstract: The development of aqueous rechargeable zinc‐iodine (Zn‐I2) batteries is still plagued by the polyiodide shuttle issue, which frequently causes batteries to have inadequate cycle lifetimes. In this study, quaternization engineering based on the concept of… read more here.

Keywords: quaternization; quaternization engineering; iodine batteries; zinc iodine ... See more keywords
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Quaternization of a Polystyrene-block-poly(4-vinylpyridine) Isoporous Membrane: An Approach to Tune the Pore Size and the Charge Density.

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Published in 2019 at "Macromolecular rapid communications"

DOI: 10.1002/marc.201800729

Abstract: Isoporous integral asymmetric membranes derived from the self-assembly of block copolymers combined with the non-solvent-induced phase separation (SNIPS) have gained great attention. To extend their utility, good control over pore size and surface functionality in… read more here.

Keywords: pore size; size; poly vinylpyridine; quaternization ... See more keywords
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Synthesis of Aryldiphenylphosphine Oxides by Quaternization of Tertiary Diphenylphosphines with Aryl Bromides Followed by the Wittig Reaction

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Published in 2020 at "ACS Omega"

DOI: 10.1021/acsomega.0c01413

Abstract: A two-step method for the synthesis of aryldiphenylphosphine oxides from tertiary diphenylphosphines and aryl bromides is developed. The first step is the quaternization of methyldiphenylphosphine or benzyldiphenylphosphine with aryl bromides. This quaternization can be nickel-catalyzed… read more here.

Keywords: aryl bromides; synthesis aryldiphenylphosphine; quaternization; aryldiphenylphosphine oxides ... See more keywords
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Poly(vinyl pyridine) and Its Quaternized Derivatives: Understanding Their Solvation and Solid State Properties

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Published in 2022 at "Polymers"

DOI: 10.3390/polym14040804

Abstract: A series of N-methyl quaternized derivatives of poly(4-vinylpyridine) (PVP) were synthesized in high yields with different degrees of quaternization, obtained by varying the methyl iodide molar ratio and affording products with unexplored optical and solvation… read more here.

Keywords: solvation properties; quaternized derivatives; quaternization; vinyl pyridine ... See more keywords