Articles with "polyacrylonitrile based" as a keyword



Study on the Relationship Between the Microstructure and Density of Polyacrylonitrile‐Based Pre‐Oxidized Fibers

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.58159

Abstract: Pre‐oxidized fibers (OFs) are a critical intermediate in the manufacturing of polyacrylonitrile‐based carbon fibers (CFs). However, systematic research on the relationship between the microstructure, properties, and density of OFs remains limited. In this study, a… read more here.

Keywords: oxidized fibers; relationship; polyacrylonitrile based; density ... See more keywords
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Sulfonate-functionalized polyacrylonitrile-based nanoparticles; synthesis, and conversion to pH-sensitive nanogels

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Published in 2019 at "Colloid and Polymer Science"

DOI: 10.1007/s00396-019-04543-0

Abstract: The present paper reports the synthesis of polyacrylonitrile (PAN)-based nanoparticles through soap-free emulsion polymerization (SFEP). Employing different types of co-solvent, as well as ionic commoners, synthesis of pure PAN nanoparticles was unsuccessful. However, when vinyl… read more here.

Keywords: based nanoparticles; sulfonate functionalized; functionalized polyacrylonitrile; polyacrylonitrile based ... See more keywords

Effect of modified polyacrylonitrile-based carbon fiber on the oxygen reduction reactions in seawater batteries

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Published in 2017 at "Ionics"

DOI: 10.1007/s11581-017-2197-4

Abstract: Modified micron-sized commercial polyacrylonitrile-based carbon fiber (PAN-CF) electrodes were prepared using an electrochemical method. Such modified electrodes exhibit remarkably improved catalytic activity together with outstanding stability for oxygen reduction reactions (ORR) in seawater batteries. The… read more here.

Keywords: carbon fiber; reduction reactions; polyacrylonitrile based; seawater batteries ... See more keywords
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Microstructure and electrochemical properties of polyacrylonitrile-based carbon micro- and nanofibers fabricated by centrifugal spinning

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Published in 2017 at "Chemical Physics Letters"

DOI: 10.1016/j.cplett.2017.06.027

Abstract: Abstract Carbon nanofibers were prepared by using centrifugal spinning with polyacrylonitrile as precursor. The microstructure and electrochemical properties of prepared samples were investigated by using scanning electron microscopy and electrochemical workstation, respectively. The results showed… read more here.

Keywords: electrochemical properties; carbon; microstructure electrochemical; polyacrylonitrile based ... See more keywords

Polyacrylonitrile Based Triblock Copolymer Binder Enabling Excellent Performance toward LiNi0.5Mn1.5O4 and Sulfur Based Batteries.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c03545

Abstract: There is an urgent need for lithium-ion batteries with high energy density to meet the increasing demand for advanced devices and ecofriendly electric vehicles. Spinel LiNi0.5Mn1.5O4 (LNMO) is the most promising cathode material for achieving… read more here.

Keywords: lini0 5mn1; binder; capacity; based triblock ... See more keywords

Development of Porous-Polyacrylonitrile-Based Fibers Using Nanocellulose Additives as Precursor for Carbon Fiber Manufacturing

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Published in 2023 at "Polymers"

DOI: 10.3390/polym15030565

Abstract: Cellulose is a renewable and environmentally friendly raw material that has an important economic and technical impact in several applications. Recently, nanocellulose (NC) presented a promising road to support the manufacturing of functional carbon fibers… read more here.

Keywords: carbon; polyacrylonitrile based; development porous; fibers using ... See more keywords

S/N/O-Enriched Carbons from Polyacrylonitrile-Based Block Copolymers for Selective Separation of Gas Streams

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Published in 2024 at "Polymers"

DOI: 10.3390/polym16020269

Abstract: A series of polyacrylonitrile (PAN)-based block copolymers with poly(methyl methacrylate) (PMMA) as sacrificial bock were synthesized by atom transfer radical polymerization and used as precursors for the synthesis of porous carbons. The carbons enriched with… read more here.

Keywords: enriched carbons; block copolymers; based block; polyacrylonitrile based ... See more keywords