Zobrazeno 1 - 10
of 40
pro vyhledávání: '"R. Abreu"'
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
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
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
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
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
https://escholarship.org/uc/item/8vr89162
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⟩
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
https://hal.archives-ouvertes.fr/hal-02972722
Autor:
Ana R. Almeida, Rui M. B. Carrilho, Mariette M. Pereira, Artur M. S. Silva, Artur R. Abreu, Andreia F. Peixoto
Publikováno v:
Tetrahedron. 73:2389-2395
Different families of new amino compounds were efficiently synthesized, through optimized sequential processes, involving rhodium catalyzed hydroformylation as the key step. The selection of appropriate hydroformylation catalytic systems and reaction
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
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
Autor:
Pedro Maximiano, Carlos M. R. Abreu, Jorge F. J. Coelho, Patrícia V. Mendonça, Joana P. Mendes, Arménio C. Serra, Tamaz Guliashvili
Publikováno v:
RSC Advances. 6:9598-9603
Supplemental activator and reducing agent atom transfer radical polymerization (SARA ATRP) of acrylates, methacrylates, styrene and vinyl chloride was successfully performed in sulfolane/water mixtures using ppm amounts of soluble copper. The catalyt