Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Carlos Bruno Barreto Luna"'
Autor:
Danyelle Garcia Guedes, Gabryella Garcia Guedes, Jessé de Oliveira da Silva, Adriano Lima da Silva, Carlos Bruno Barreto Luna, Bolívar Ponciano Goulart de Lima Damasceno, Ana Cristina Figueiredo de Melo Costa
Publikováno v:
Pharmaceuticals, Vol 17, Iss 10, p 1332 (2024)
Background/Objectives: This study investigates the development of 3D chitosan-x-cobalt ferrite scaffolds (x = 5, 7.5, and 10 wt%) with interconnected porosity for potential biomedical applications. The objective was to evaluate the effects of magneti
Externí odkaz:
https://doaj.org/article/2a34581dc8e84e689b9fcfa910f3ec20
Autor:
Meirilany Rozeno Costa, José Adeilton Carvalho Filho, Carlos Bruno Barreto Luna, Gleydis Manalig Pereira Dantas, Ana Cristina Figueiredo de Melo Costa, Nadja Maria da Silva Oliveira
Publikováno v:
Polymers, Vol 16, Iss 17, p 2520 (2024)
The development of hydroxyapatite (HAp) and polyether ether ketone (PEEK) biocomposites has been extensively studied for bone repair applications due to the synergistic properties of the involved materials. In this study, we aimed to develop HAp/PEEK
Externí odkaz:
https://doaj.org/article/e733938724154131930643e9130159e1
Autor:
Edson Duarte de Melo Sobrinho, Eduardo da Silva Barbosa Ferreira, Flávio Urbano da Silva, Elieber Barros Bezerra, Renate Maria Ramos Wellen, Edcleide Maria Araújo, Carlos Bruno Barreto Luna
Publikováno v:
Polymers, Vol 16, Iss 17, p 2542 (2024)
Styrene–butadiene rubber (SBR) waste from the shoe industry was repurposed to produce polypropylene (PP)-based compounds, with the aim of evaluating their antistatic potential. Styrene–ethylene–propylene (SEP) was added as a compatibilizing age
Externí odkaz:
https://doaj.org/article/2594d90eb07a4a1b94a8b5c244ec710d
Autor:
Adriano Lima da Silva, Helder de Lucena Pereira, Herbet Bezerra Sales, Juliana Kelly Dionízio, Mary Cristina Ferreira Alves, Danyelle Garcia Guedes, Carlos Bruno Barreto Luna, Ana Cristina Figueiredo de Melo Costa
Publikováno v:
Molecules, Vol 29, Iss 10, p 2404 (2024)
The study aimed to utilize MoO3 catalysts, produced on a pilot scale via combustion reaction, to produce biodiesel from residual oil. Optimization of the process was conducted using a 23 experimental design. Structural characterization of the catalys
Externí odkaz:
https://doaj.org/article/304a3740278845689e9ae9199d2e6a84
Autor:
Eduardo da Silva Barbosa Ferreira, Fabiano Santana da Silva, Carlos Bruno Barreto Luna, Anna Raffaela de Matos Costa, Fernanda Menezes de Sousa, Laura Hecker de Carvalho, Renate Maria Ramos Wellen, Edcleide Maria Araújo
Publikováno v:
Polymers, Vol 16, Iss 3, p 419 (2024)
The development of polymeric biocomposites containing natural fibers has grown over the years due to the properties achieved and its eco-friendly nature. Thus, biocomposites involving a polymer from a renewable source (Biopolyethylene (BioPE)) and ba
Externí odkaz:
https://doaj.org/article/8ea47c7ea000440abfd023b173caf65c
Autor:
Matheus Ferreira de Souza, Carlos Bruno Barreto Luna, Danilo Diniz Siqueira, Ewerton de Oliveira Teotônio Bezerra, Grazielle Rozendo de Cerqueira, Edcleide Maria Araújo, Renate Maria Ramos Wellen
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 19, p 14409 (2023)
In this work, polyhydroxybutyrate (PHB) was maleic anhydride (MA)-grafted in the molten state, using dicumyl peroxide (DCP) as a reaction initiator. Tin(II) 2-ethylhexanoate (Sn(Oct)2) and styrene monomer (St.) were used to maximize the maleic anhydr
Externí odkaz:
https://doaj.org/article/f58a95ff0355473da479434f91337578
Autor:
Anna Raffaela de Matos Costa, Carlos Bruno Barreto Luna, Emanuel Pereira do Nascimento, Eduardo da Silva Barbosa Ferreira, Claudia de Matos Costa, Yeda Medeiros Bastos de Almeida, Edcleide Maria Araújo
Publikováno v:
Polymers, Vol 15, Iss 16, p 3434 (2023)
In this work, blends based on poly (lactic acid) (PLA)/acrylonitrile-butadiene-styrene (ABS) compatibilized with maleic anhydride-grafted (SEBS-g-MA) were prepared in a co-rotational twin-screw extruder by varying the concentrations of the compatibil
Externí odkaz:
https://doaj.org/article/754e80ae89b94bd59e95d979033707d5
Autor:
Carlos Bruno Barreto Luna, Emanuel Pereira do Nascimento, Danilo Diniz Siqueira, Bluma Guenther Soares, Pankaj Agrawal, Tomás Jeferson Alves de Mélo, Edcleide Maria Araújo
Publikováno v:
International Journal of Molecular Sciences, Vol 23, Iss 16, p 9020 (2022)
Nylon 6/acrylonitrile-butadiene-styrene nanocomposites were prepared by mixing in a molten state and injection molded for application in electromagnetic interference shielding and antistatic packaging. Multi-wall carbon nanotubes (MWCNT) and maleic a
Externí odkaz:
https://doaj.org/article/656338deb8a6485e87787b62a2daed44
Autor:
Carlos Bruno Barreto Luna, Edson Antonio dos Santos Filho, Danilo Diniz Siqueira, Edcleide Maria Araújo, Emanuel Pereira do Nascimento, Tomás Jeferson Alves de Mélo
Publikováno v:
Materials, Vol 15, Iss 7, p 2502 (2022)
In this work, polyamide 6 (PA6) properties were tailored and improved using a maleic anhydride-grafted acrylonitrile-butadiene-styrene terpolymer (ABS-MA). The PA6/ABS-MA blends were prepared using a co-rotational twin-screw extruder. Subsequently, t
Externí odkaz:
https://doaj.org/article/6ab6e5b4d6644a6cbe2034a056d871ef
Autor:
Danilo Diniz Siqueira, Carlos Bruno Barreto Luna, Edcleide Maria Araújo, Edson Antônio dos Santos Filho, Dayanne Diniz de Souza Morais, Renate Maria Ramos Wellen
Publikováno v:
Materials Research, Vol 22, Iss suppl 1 (2020)
Biodegradable Poly (ɛ-caprolactone) (PCL) was compounded with Brasgel PA (MMT) and Cloisite Na (CLNa), and compatibilized with maleic anhydride grafted poly(ɛ-caprolactone) (PCL-g-MA). No evidence of degradation was verified during processing, as w
Externí odkaz:
https://doaj.org/article/f4bdd28794a841cab513f857a1c09818