Search Results - "ZENI, Mara"

Effect of hydration conditions in thermal and mechanical properties of injection-molded glass fiber/polyamide-6 by Brizuela Guerra, Nayrim, Ferreira, Eliane, Duarte, Jocelei, Weber, Jennifer Stefani, Zeni, Mára, Figueroa, Carlos Alejandro, Michels, Alexandre Fassini

“…Engineering polymers are used in a multitude of load-bearing applications where structural integrity and long-term reliability are of the utmost importance. In…”
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Evaluation of the operating conditions for the solid-state production of pectinases by Aspergillus niger in a bench-scale, intermittently agitated rotating drum bioreactor by Poletto, Patrícia, Polidoro, Tomás Augusto, Zeni, Mára, da Silveira, Mauricio Moura

“…Pectinase production by Aspergillus niger LB-02-SF was studied in a bench-scale rotating drum bioreactor. With 30% of the bioreactor volume occupied, agitation…”
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Degradation study of polypropylene (PP) and bioriented polypropylene (BOPP) in the environment by Longo, Carina, Savaris, Michele, Zeni, Mára, Brandalise, Rosmary Nichele, Grisa, Ana Maria Coulon

“…Polymers are vastly employed for numerous purposes in different industrial segments and generate soaring quantities of discarding in the environment. This…”
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Materials produced from plant biomass: Part I: evaluation of thermal stability and pyrolysis of wood by Poletto, Matheus, Dettenborn, Juliane, Pistor, Vinícios, Zeni, Mara, Zattera, Ademir José

“…This paper compares the thermal stability of the sawdust of different wood species, an important factor in producing reinforced polymers. The compositions of…”
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A Dual-mode model interpretation of CO2/CH4 permeability in polysulfone membranes at low pressures by Biondo, Lucas D, Duarte, Jocelei, Zeni, Mara, Godinho, Marcelo

“…An asymmetric membrane of polysulfone (PSf) was synthesized by phase inversion method. Permeation experiments were carried out between 2 to 5 bar pressure, and…”
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Effect of non-solvents used in the coagulation bath on morphology of PVDF membranes by Thürmer, Mônica Beatriz, Poletto, Patrícia, Marcolin, Marcos, Duarte, Jocelei, Zeni, Mara

“…The aim of this paper was to prepare a poly (vinylidene fluoride) (PVDF) membrane using different non-solvents in the coagulation bath for the phase inversion…”
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Analysis of Composite Membranes in the Separation of Emulsions Sunflower oil/water by Biron, Dionisio da Silva, Zeni, Mara, Bergmann, Carlos Pérez, Santos, Venina dos

“…Oil is a major pollutant of water resources, affects aquatic life, causing environmental degradation. Currently there is an increase in studies of membrane…”
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Preparation and Characterization of PA66/Alumina Composite Membrane by Biron, Dionisio da Silva, Poletto, Patrícia, Duarte, Jocelei, Zeni, Mára, Bergmann, Carlos Pérez, Santos, Venina dos

“…In this study, polymer/ceramic composite membranes were prepared and characterized. The polymer used was polyamide 66 (PA66) deposited by dip coating on the…”
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Study of oxo-biodegradable polyethylene degradation in simulated soil by Gomes, Lucas Bonan, Klein, Jalma Maria, Brandalise, Rosmary Nichele, Zeni, Mara, Zoppas, Barbara Catarina, Grisa, Ana Maria Coulon

“…This study aims to evaluate the influence of pro-oxidant additive and accelerated aging on the degradation of polyethylene (PE) samples in simulated soil, in…”
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Characterization of Mullite Ceramic Membranes and their Application in the Removal Escherichia Coli by Biron, Dionisio da Silva, Bortoluz, Jordana, Zeni, Mara, Bergmann, C P, dos Santos, Venina

“…This paper aims the morphological and structural characterization of ceramic membranes of mullite and their application in the removal of Escherichia coli. A…”
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Acoustic Behavior of Subfloor Lightweight Mortars Containing Micronized Poly (Ethylene Vinyl Acetate) (EVA) by Brancher, Luiza R, Nunes, Maria Fernanda de O, Grisa, Ana Maria C, Pagnussat, Daniel T, Zeni, Mára

“…This paper aims to contribute to acoustical comfort in buildings by presenting a study about the polymer waste micronized poly (ethylene vinyl acetate) (EVA)…”
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Mechanical, thermal and barrier properties of pectin/cellulose nanocrystal nanocomposite films and their effect on the storability of strawberries (Fragaria ananassa) by Silva, Ingrid Souza Vieira, Neto, Wilson Pires Flauzino, Silvério, Hudson Alves, Pasquini, Daniel, Zeni Andrade, Mara, Otaguro, Harumi

“…In this work, two formulations of pectin/cellulose nanocrystals/glycerol nanocomposites were employed as packaging to extend storage life of strawberries. The…”
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Characterization of Polyamide 66 membranes prepared by phase inversion using formic acid and hydrochloric acid such as solvents by Poletto, Patrícia, Duarte, Jocelei, Thürmer, Mônica Beatriz, Santos, Venina dos, Zeni, Mára

“…The membranes properties prepared from water/formic acid (FA)/ polyamide 66 (PA66) and water/hydrochloric acid (HCl)/polyamide 66 (PA 66) systems has been…”
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Thermoplastic polyurethane synthesis using POSS as a chain modifier by Lopes, Gabriel Hoyer, Junges, Janaína, Fiorio, Rudinei, Zeni, Mara, Zattera, Ademir José

“…In this study, thermoplastic polyurethanes (TPUs) were synthesized using the one-shot process in solution. To obtain the samples n-phenylaminopropyl polyhedric…”
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Release of doxycycline through cellulose acetate symmetric and asymmetric membranes produced from recycled agroindustrial residue: Sugarcane bagasse by Rodrigues Filho, Guimes, Ribeiro, Sabrina Dias, Meireles, Carla da Silva, da Silva, Leandro Gustavo, Ruggiero, Reinaldo, Ferreira, Moacir Fernandes, Cerqueira, Daniel Alves, de Assunção, Rosana Maria Nascimento, Zeni, Mara, Polleto, Patricia

“…▶ Matrices of cellulose from sugar cane bagasse were studied for doxycycline release. ▶ Membranes asymmetric and symmetric were utilized. ▶ The drug release…”
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Thermogravimetric and Morphologic Analysis of Oxo-degradable Polyethylene Films After Accelerated Weathering by KLEIN, Jalma Maria, ROBERTO RAMOS, Gustavo, COULON GRISA, Ana Maria, NICHELE BRANDALISE, Rosmary, ZENI, Mara

“…The degradation of polyethylene films containing a prodegradant additive has been studied after exposure to accelerated weathering for 480 hours. After…”
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Preparation and characterization of composite membranes ceramic/PSf and ceramic/PA 66 by Poletto, Patrícia, da Silva Biron, Dionísio, Zeni, Mára, Bergmann, Carlos Pérez, dos Santos, Venina

“…In this paper, ceramic/polymer composite membranes have been prepared to evaluate the efficiency of polymer deposition on the ceramic support from to…”
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Polyamide 66 membranes with PVP addition prepared by phase inversion by Poletto, Patrícia, Duarte, Jocelei, Thürmer, Mônica B., Zeni, Mára

“…The membranes prepared from synthetic polymer are used worldwide in separation processes. Polymeric membranes from polyamide 66 (PA 66) in hydrochloric acid…”
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Characterization of ground SBR scraps from shoe industry by Massarotto, Marinês, Crespo, Janaina da Silva, Zattera, Ademir José, Zeni, Mara

“…Expanded poly(butadiene-co-styrene) (SBR), a residue of the shoe industry of Rio Grande do Sul, is a crosslinked material. For further utilization in recycling…”
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Crystalline properties and decomposition kinetics of cellulose fibers in wood pulp obtained by two pulping processes by Poletto, Matheus, Pistor, Vinícios, Zeni, Mara, Zattera, Ademir J.

“…In this study two cellulose fibers, Eucalyptus grandis (CEG) and Pinus taeda (CPT), obtained through the kraft and sulfite pulping processes, respectively,…”
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