Výsledky vyhledávání - "Carlos M. R. Abreu"

Thiourea Dioxide As a Green and Affordable Reducing Agent for the ARGET ATRP of Acrylates, Methacrylates, Styrene, Acrylonitrile, and Vinyl Chloride

Autor: Tamaz Guliashvili, Patrícia V. Mendonça, Arménio C. Serra, Carlos M. R. Abreu, Jessica P. M. Ribeiro, Jorge F. J. Coelho

Publikováno v: ACS macro letters. 8(3)

Thiourea dioxide, a green and inexpensive compound used at industrial scale, was employed as reducing agent for the controlled polymerization of a wide range of monomer families, namely, acrylates (methyl acrylate, 2-hydroxyethyl acrylate, butyl acry

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8ef7d95e7d1c0fe316f55e630f6c28b8
https://pubmed.ncbi.nlm.nih.gov/35650835

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Under pressure: electrochemically-mediated atom transfer radical polymerization of vinyl chloride

Autor: Carlos M. R. Abreu, Arménio C. Serra, Krzysztof Matyjaszewski, Jorge F. J. Coelho, Francesco De Bon, Diana C. M. Ribeiro, Rafael C. Rebelo, Armando Gennaro, Abdirisak Ahmed Isse

Publikováno v: Polymer Chemistry. 11:6745-6762

The stringent control over the polymerization of less activated monomers remains one major challenge for Reversible Deactivation Radical Polymerizations (RDRP), including Atom Transfer Radical Polymerization (ATRP). Electrochemically mediated ATRP (e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4950a09f9da60d85e87f49cdf13a762d
https://doi.org/10.1039/d0py00995d

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Passivation of the TiO2Surface and Promotion of N719 Dye Anchoring with Poly(4-vinylpyridine) for Efficient and Stable Dye-Sensitized Solar Cells

Autor: Daniela Rodrigues, Arménio C. Serra, Carlos M. R. Abreu, Adélio Mendes, Fátima Santos, D.K. Ivanou, Jorge F. J. Coelho

Dye-sensitized solar cells (DSSCs) have turned to be the most promising PV technology for indoor applications, for sustainable powering billions of IoT devices and wireless indoor sensors; DSSCs are aesthetic, cheap, and safe, and they display extrem

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::febabb1de1828028c6c51d426fd0f805
https://hdl.handle.net/10216/140893

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Catalytic Halogen Exchange in Supplementary Activator and Reducing Agent Atom Transfer Radical Polymerization for the Synthesis of Block Copolymers

Autor: Carlos M. R. Abreu, Arménio C. Serra, Jorge F. J. Coelho, Francesco De Bon, Armando Gennaro, Abdirisak Ahmed Isse

Publikováno v: Macromolecular rapid communications.

Synthesis of block copolymers (BCPs) by catalytic halogen exchange (cHE) is reported, using supplemental activator and reducing agent Atom Transfer Radical Polymerization (SARA ATRP). The cHE mechanism is based on the use of a small amount of a coppe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5ff0c768ddab3ed48213a8e390da4f5e
https://pubmed.ncbi.nlm.nih.gov/33289265

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Efficient internal plasticization of poly(vinyl chloride) via free radical copolymerization of vinyl chloride with an acrylate bearing a triazole phthalate mimic

Autor: Jorge F. J. Coelho, Carlos M. R. Abreu, Arménio C. Serra, Ana C. Fonseca, Chad M. Higa, Rebecca Braslau, Longbo Li, Talita C. Rezende

Nonmigratory internal plasticization of poly(vinyl chloride) (PVC) is achieved by synthesis of poly(vinyl chloride)-co-poly(4,5-bis(2-ethylhexyl)-1-[6-prop-2-enoyloxy)hexyl]-1H-1,2,3-triazole-4,5-dicarboxylate) [PVC-co-P(DEHT-HA)] copolymers via free

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a15a8afd0729622020f255b586948458
https://escholarship.org/uc/item/8vr89162

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Poly(vinyl chloride): current status and future perspectives via reversible deactivation radical polymerization methods

Autor: Arménio C. Serra, Jorge F. J. Coelho, Nuno Rocha, Ana C. Fonseca, James T. Guthrie, Carlos M. R. Abreu

Publikováno v: Progress in Polymer Science. 87:34-69

Poly(vinyl chloride) (PVC) is one of the more consumed polymers worldwide due to its general versatility and low cost. It is currently used in various applications ranging from packaging to construction. Currently PVC is only being prepared on an ind

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::206e256a80e4b0630a9ab2a1d9cff689
https://doi.org/10.1016/j.progpolymsci.2018.06.007

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Polyacrylonitrile-b-poly(butyl acrylate) Block Copolymers as Precursors to Mesoporous Nitrogen-Doped Carbons: Synthesis and Nanostructure

Autor: Krzysztof Matyjaszewski, Zongyu Wang, Tomasz Kowalewski, Eric Gottlieb, Yang Song, Maciej Kopeć, Jorge F. J. Coelho, Carlos M. R. Abreu, Rui Yuan

Publikováno v: Macromolecules. 50:2759-2767

A series of polyacrylonitrile-block-poly(butyl acrylate) (PAN-b-PBA) copolymers were prepared by supplemental activator reducing agent atom transfer radical polymerization (SARA ATRP). These copolymers were then used as precursors to pyrolytic nanost

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a2df5a5ba8b52b3d89289a155d460c32
https://doi.org/10.1021/acs.macromol.6b02678

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Polymerization of Vinyl Chloride at Ambient Temperature Using Macromolecular Design via the Interchange of Xanthate: Kinetic and Computational Studies

Autor: Tamaz Guliashvili, Cédric Bergerbit, Franck D'Agosto, Carlos M. R. Abreu, Jorge F. J. Coelho, Talita C. Rezende, Arménio C. Serra, Ana C. Fonseca, Li-Juan Yu, Michelle L. Coote

Publikováno v: Macromolecules
Macromolecules, American Chemical Society, 2019, 53 (1), pp.190-202. ⟨10.1021/acs.macromol.9b01949⟩

Reversible deactivation radical polymerization of vinyl chloride (VC) by methyl (ethoxycarbonothioyl)sulfanyl acetate (MEA)-mediated macromolecular design via the interchange of xanthate (MADIX) po...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c91c1da3435f744cf09271d7089975f9
https://hal.archives-ouvertes.fr/hal-02972722

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Nitroxide-Mediated Polymerization of Vinyl Chloride at Low Temperature: Kinetic and Computational Studies

Autor: Julien Nicolas, Patrícia V. Mendonça, Arménio C. Serra, Carlos M. R. Abreu, Michelle L. Coote, Benjamin B. Noble, Tamaz Guliashvili, Jorge F. J. Coelho

Publikováno v: Macromolecules. 49:490-498

The synthesis of poly(vinyl chloride) (PVC) by nitroxide-mediated polymerization (NMP) using the SG1-based BlocBuilder alkoxyamine at low temperature (30 and 42 °C) is reported. The reaction system was studied regarding the nature of the solvent, th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9ed372fcb0f00499cc3fd8b20d90449a
https://doi.org/10.1021/acs.macromol.5b02017

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Cyclopentyl methyl ether as a green solvent for reversible-addition fragmentation chain transfer and nitroxide-mediated polymerizations

Autor: Pedro Maximiano, Tamaz Guliashvili, Carlos M. R. Abreu, Julien Nicolas, Jorge F. J. Coelho, Arménio C. Serra

Publikováno v: RSC Advances. 6:7495-7503

Cyclopentyl methyl ether (CPME) was successfully used as an environmentally friendly alternative to the regularly employed organic solvents (e.g., tetrahydrofuran (THF), dimethyl sulfoxide (DMSO), dichloromethane (DCM) and dimethylformamide (DMF)) fo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4101c2510e6d598e53d0b79e39a1d867
https://doi.org/10.1039/c5ra21975b

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