Search Results - "Ana Paula Lemes"

Review of cellulose nanocrystals patents: preparation, composites and general applications by Durán, Nelson, Lemes, Ana Paula, Seabra, Amedea B

“…This review attempts to visualize the actual impact of nanocellulose-based materials in different areas. A detailed search in recent patent databases on…”
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Preparation and characterization of antistatic packaging for electronic components based on poly(lactic acid)/carbon black composites by Silva, Thaís Ferreira da, Menezes, Fernanda, Montagna, Larissa Stieven, Lemes, Ana Paula, Passador, Fabio Roberto

“…ABSTRACT Poly(lactic acid) (PLA) is a biodegradable aliphatic polymer obtained from renewable sources; its main application is in the packaging sector…”
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Chitosan hydrogel covalently crosslinked by gold nanoparticle: Eliminating the use of toxic crosslinkers by Tenório, Fernanda Silva, Amaral Montanheiro, Thaís Larissa, dos Santos, Alexandre Martins Isaias, Silva, Mateus, Lemes, Ana Paula, Tada, Dayane Batista

“…Tissue engineering has directed a lot of effort toward the development of devices with suitable biocompatibility and mechanical properties. Chitosan has been…”
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Thermoplastic starch nanocomposites: sources, production and applications - a review by de Freitas, Amanda de Sousa Martinez, da Silva, Ana Paula Bernardo, Montagna, Larissa Stieven, Nogueira, Iury Araújo, Carvalho, Nathan Kevin, de Faria, Vitor Siqueira, dos Santos, Natali Bomfim, Lemes, Ana Paula

“…The development of materials based on thermoplastic starch (TPS) is an excellent alternative to replace or reduce the use of petroleum-derived polymers. The…”
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Electrospun poly(ethylene oxide)/chitosan nanofibers with cellulose nanocrystals as support for cell culture of 3T3 fibroblasts by Ridolfi, Daniela M., Lemes, Ana Paula, de Oliveira, Sheila, Justo, Giselle Z., Palladino, Marcelly V., Durán, Nelson

“…Chitosan/poly(ethylene oxide) (PEO) (5:1) nanofibers with cellulose nanocrystals (CNCs) were produced using an electrospinning technique. The addition of CNCs…”
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Development of PHBV electrospun fibers containing a borate bioactive glass doped with Co, Cu, and Zn for wound dressings by Santos, Verônica Ribeiro, Campos, Tiago Moreira Bastos, Anselmi, Caroline, Souza, Joyce Rodrigues, Lemes, Ana Paula, Thim, Gilmar Patrocínio, Bottino, Marco Cicero, Borges, Alexandre Luiz Souto, Sousa Trichês, Eliandra

“…Poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate) (PHBV) nanofibers embedded with borate glasses of 45B5 composition doped with Co2+, Cu2+, and Zn2+(46.1…”
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Effect of carbon nanotubes on the biodegradability of poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate) nanocomposites by Silva, Ana Paula, Amaral Montanheiro, Thaís Larissa, Stieven Montagna, Larissa, Andrade, Patrícia Fernanda, Durán, Nelson, Lemes, Ana Paula

“…ABSTRACT In this work, the effect of carbon nanotubes (CNT) on the biodegradability of poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate) (PHBV) nanocomposites with…”
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Covalent functionalization of MWCNT with PHBV chains: Evaluation of the functionalization and production of nanocomposites by Amaral Montanheiro, Thaís L., Montagna, Larissa Stieven, Machado, João Paulo Barros, Lemes, Ana Paula

“…Multi‐walled carbon nanotubes (MWCNT) were covalently functionalized with poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate) (PHBV) chains, through esterification…”
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Recent progress on polymer scaffolds production: Methods, main results, advantages and disadvantages by Montanheiro, Thaís Larissa do Amaral, Schatkoski, Vanessa Modelski, de Menezes, Beatriz Rossi Canuto, Pereira, Raissa Monteiro, Ribas, Renata Guimarães, de Freitas, Amanda de Sousa Martinez, Lemes, Ana Paula, Fernandes, Maria Helena Figueira Vaz, Thim, Gilmar Patrocínio

“…Porous polymeric scaffolds provide a physical substrate for cells to attach and proliferate, allowing the formation of new tissue. These materials are broadly…”
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Biodegradation of PHBV/GNS nanocomposites by Penicillium funiculosum by Stieven Montagna, Larissa, Amaral Montanheiro, Thaís Larissa do, Chiodi Borges, Aline, Yumi Koga‐Ito, Cristiane, Paula Lemes, Ana, Cerqueira Rezende, Mirabel

“…ABSTRACT Biodegradable polymer nanocomposites are an essential alternative to minimize the generation of polymeric solid waste that shows short shelf life and…”
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Cytotoxicity and physico-chemical evaluation of acetylated and pegylated cellulose nanocrystals by Montanheiro, Thaís L.A., Montagna, Larissa S., de Farias, Marcelo A., Magalhães, Jéssica A., Tada, Dayane B., Passador, Fabio R., Machado, João Paulo B., Lemes, Ana Paula

“…The high hydrophilicity of cellulose nanocrystals (CNC) may result in poor dispersion in some matrices and solvents. So in this work, two different…”
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Evaluation of the use of carbon nanotubes recovered from a biodegradation process in the production of new biodegradable polymer nanocomposites by da Silva, Ana Paula Bernardo, Girotto, Cássia Costa, Montanheiro, Thaís Larissa Amaral, de Farias, Marcelo Alexandre, Montagna, Larissa Stieven, Tada, Dayane Batista, Cristovan, Fernando Henrique, Lemes, Ana Paula

“…The present study carried out the characterization of carbon nanotubes (CNT) recovered from the biodegradation process of…”
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The Influence of Artificial Photodegradation on Properties of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)(PHBV)/Graphite Nanosheets (GNS) Nanocomposites by Montagna, Larissa Stieven, do Amaral Montanheiro, Thaís Larissa, Passador, Fábio Roberto, Lemes, Ana Paula, Rezende, Mirabel Cerqueira

“…The potential use of poly(3-hydroxybutyrate- co -3-hydroxyvalerate)/graphite nanosheets (GNS) as a biodegradable nanocomposite has been explored. PHBV/GNS…”
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Chitosan Hydrogels Crosslinked by Genipin and Reinforced with Cellulose Nanocrystals: Production and Characterization by Andréia Aparecida do Nascimento Pomari, Thaís Larissa do Amaral Montanheiro, Cristiane Pereira de Siqueira, Rodrigo Sousa Silva, Dayane Batista Tada, Ana Paula Lemes

“…In this work, chitosan hydrogels crosslinked with genipin and reinforced with cellulose nanocrystals (CNC) were developed and characterized with the aim of…”
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Preparation and Characterization of Maleic Anhydride Grafted Poly(Hydroxybutirate-CO-Hydroxyvalerate) – PHBV-g-MA by Montanheiro, Thaís Larissa do Amaral, Passador, Fábio Roberto, Oliveira, Maurício Pinheiro de, Durán, Nelson, Lemes, Ana Paula

“…A compatibilizer agent was successfully produced by grafting maleic anhydride (MA) to poly(hydroxybutyrate-co-hydroxyvalerate) (PHBV) chains on a reactive…”
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Study of Cellulose Nanocrystals and Zinc Nitrate Hexahydrate Addition in Chitosan Hydrogels by Ferreira, Sheila de Oliveira, Montanheiro, Thaís Larissa do Amaral, Montagna, Larissa Stieven, Guerrini, Lilia Müller, Lemes, Ana Paula

“…In this study, chitosan hydrogels were produced with 0, 2, 4 and 6 wt% of cellulose nanocrystals (CNC) using hexahydrate zinc nitrate (Zn(NO3)2.6H2O) as a…”
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PHBV/MWCNT Films: Hydrophobicity, Thermal and Mechanical Properties as a Function of MWCNT Concentration by Ana Paula Lemes, Thaís Larissa do Amaral Montanheiro, Ana Paula da Silva, Nelson Durán

“…The introduction of multi-walled carbon nanotubes (MWCNTs) into polymer matrixes has been an important tool to alter and improve some properties in polymer…”
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Non-Isothermal Crystallization Kinetics of Injection Grade PHBV and PHBV/Carbon Nanotubes Nanocomposites Using Isoconversional Method by Thaís Larissa do Amaral Montanheiro, Beatriz Rossi Canuto de Menezes, Larissa Stieven Montagna, Cesar Augusto Gonçalves Beatrice, Juliano Marini, Ana Paula Lemes, Gilmar Patrocínio Thim

“…Carbon nanotubes (CNT)-reinforced polymeric composites are being studied as promising materials due to their enhanced properties. However, understanding the…”
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IgA NEPHROPATHY IN PATIENTS RECEIVING A RENAL TRANSPLANT by Lemes-Canuto, Ana Paula Pereira Santana, de Sandes-Freitas, Tainá Veras, Medina-Pestana, José Osmar, Mastroianni-Kirsztajn, Gianna

“…SUMMARY Background IgA nephropathy (IgAN) is the third most frequent cause of renal graft loss among patients with primary glomerulonephritis. Objectives To…”
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Effect of Graphite Nanosheets on Properties of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) by Lemes, Ana Paula, Passador, Fábio Roberto, Machado, João Paulo Barros, Montanheiro, Thaís Larissa do Amaral, Montagna, Larissa Stieven, Rezende, Mirabel Cerqueira

“…The influence of different contents, 0.25, 0.50, and 1.00 wt%, of graphite nanosheets (GNS) on the properties of poly(3-hydroxybutyrate-co-3-hydroxyvalerate)…”
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