Search Results - "de Castro Motta, Leila Aparecida"

Nanocomposite Films Based on Flaxseed Gum and Cellulose Nanocrystals by Prado, Natália Soares, Silva, Ingrid Souza Vieira da, Silva, Thiago Alves Lopes, Oliveira, Welles Júnior de, Motta, Leila Aparecida de Castro, Pasquini, Daniel, Otaguro, Harumi

“…Flaxseed gum (FG)-based films were developed with the addition of glycerol as a plasticizer and glutaraldehyde as a crosslinking agent. HCl was added to…”
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Surface Esterification of Sisal Fibres for use as Reinforcement in Cementitious Matrix by Dantas, Lucas Guedes, Motta, Leila Aparecida de Castro, Pasquini, Daniel, Vieira, Júlia Graciele

“…Vegetable fibres have been shown to be promising as reinforcement in composites because they are abundant, renewable, and low cost. However, the fibre-matrix…”
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Synthesis and application of methylcellulose extracted from waste newspaper in CPV-ARI Portland cement mortars by de Carvalho Oliveira, Geandre, Filho, Guimes Rodrigues, Vieira, Júlia Graciele, De Assunção, Rosana M. Nascimento, da Silva Meireles, Carla, Cerqueira, Daniel Alves, de Oliveira, Reginaldo João, Silva, Wanderly Geraldo, de Castro Motta, Leila Aparecida

“…Cellulose extracted from waste newspaper was methylated using dimethylsulfate to produce methylcellulose with degree of substitution of 1.46 ± 0.06. This…”
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Characterization and properties of cementitious composites with cellulose fiber, silica fume and latex by Júnior Carvalho Machado, Paulo, Alberto dos Reis Ferreira, Rondinele, Aparecida de Castro Motta, Leila, Pasquini, Daniel

“…[Display omitted] •To evaluate the influence of silica fume, cellulose and latex on composites.•Study an optimized formulation for the cementitious…”
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Study of the effect of silica fume and latex dosages in cementitious composites reinforced with cellulose fibers by Carvalho Machado, Paulo Júnior, Ferreira, Rondinele Alberto dos Reis, Aparecida de Castro Motta, Leila

“…The aim of this work was to investigate the effect and the relationship between the silica fume, eucalyptus pulp, and natural rubber latex in the durability of…”
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Influence of Luffa fibers thermomechanical treatment and ceramic roof tile waste on performance of cementitious composites by Pires, Cristiane, Alberto dos Reis Ferreira, Rondinele, Aparecida de Castro Motta, Leila, de Oliveira Caixeta, Cássio

“…The performance of vegetable fibers and the insertion use of different residues in as substitution for cement are important crucial factors to be evaluated to…”
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Effect of the Combination of Superabsorbent Polymers for Autogenous Shrinkage Control with Steel Fibers of High-Performance Concrete under Uniaxial Tension Using DIC by Santos, Karyne Ferreira dos, Ribeiro, António Carlos Bettencourt Simões, Silva, Eugênia Fonseca da, Manzano, Manuel Alejandro Rojas, Motta, Leila Aparecida de Castro, Toledo Filho, Romildo Dias

“…This paper presents a study of the effect of a superabsorbent polymer (SAP) for autogenous shrinkage control on the uniaxial tensile behavior of steel fiber…”
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Thermomechanical and Thermo-hydro-mechanical Treatments of Luffa Cylindrical Fibers by Pires, Cristiane, Motta, Leila Aparecida de Castro, Ferreira, Rondinele Alberto dos Reis, Caixeta, Cássio de Oliveira, Savastano, Holmer

“…The thermomechanical and thermo-hydro-mechanical treatments in Luffa cylindrical fibers were evaluated. The treatments comprised the hot pressing of the fibers…”
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Evaluation of the Use of Cellulose, Latex and Metakaolin in the Production of Cement Composites with Low Water Absorption and High Modulus of Elasticity by Santos, Lara Cristina Péres Dos, Ferreira, Rondinele Alberto Dos Reis, Motta, Leila Aparecida De Castro, Pasquini, Daniel, Oliveira, Andrielli Morais De

“…In this work, the aim was to study the influence of cellulose Kraft pulps, natural rubber latex, and metakaolin in the optimization of the values of flexural…”
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Production, characterization and evaluation of methylcellulose from sugarcane bagasse for applications as viscosity enhancing admixture for cement based material by Vieira, Júlia Graciele, Oliveira, Geandre de Carvalho, Filho, Guimes Rodrigues, Assunção, Rosana Maria Nascimento de, Meireles, Carla da Silva, Cerqueira, Daniel Alves, Silva, Wanderly Geraldo, Motta, Leila Aparecida de Castro

“…In previous works, methylcellulose (MC) was prepared from sugarcane bagasse cellulose in heterogeneous medium using dimethyl sulfate (DMS) as etherification…”
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Modificação química superficial de fibras de bucha vegetal visando à compatibilização e aplicação como reforço em matriz cimentícia by José Diego Gasques Tolentino de Souza, Leila Aparecida de Castro Motta, Daniel Pasquini, Júlia Graciele Vieira, Cristiane Pires

“…Resumo Este trabalho apresenta estudo da esterificação de fibras de bucha vegetal (Luffa cilyndrica) para verificar o desempenho delas na matriz cimentícia. As…”
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Optimization of metakaolin-based geopolymer reinforced with sisal fibers using response surface methology by da Silva Alves, Lorayne Cristina, dos Reis Ferreira, Rondinele Alberto, Bellini Machado, Lucas, de Castro Motta, Leila Aparecida

“…•Evaluate the influence of variables to maximize modulus of elasticity and toughness•Use of long sisal fibers improved the mechanical properties of the…”
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Uso de dregs e grits em substituição parcial ao cimento: caracterização e resistência mecânica by Oliveira, Yasmine Simões de, Costa, Eliane Betânia Carvalho, Motta, Leila Aparecida de Castro

“…Resumo Ouso de adições minerais em substituição ao clínquer Portland é uma das medidas mitigadoras de emissão de CO2, mais promissoras em larga escala,…”
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Painéis sanduíches de poliéster reforçado com fibras de rami para aplicação na Construção Civil by Motta, Leila Aparecida de Castro, Gonçalves, Lauren Karoline de Sousa, Silva, Monise Ramos da, Cunha, Jesiel, Dantas, Marília Estábile

“…RESUMO Neste trabalho foram produzidos e caracterizados mecanicamente compósitos de resina de poliéster reforçada com tecido bidirecional de fios de rami, com…”
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Estudo das propriedades de concretos com adição de fibras vegetais e de polipropileno para uso em paredes estruturais by Borges, Ana Paula Silva Nascentes, Motta, Leila Aparecida de Castro, Pinto, Eliane Bernardes

“…RESUMO Estudou-se neste trabalho as propriedades de concretos com adição de fibras vegetais (sisal e rami) e de polipropileno para uso em paredes estruturais…”
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Application of cellulose sulfoacetate obtained from sugarcane bagasse as an additive in mortars by Nascimento, Bárbara, Filho, Guimes Rodrigues, Frigoni, Elaine Selaro, Soares, Heline Mendes, da Silva Meireles, Carla, Cerqueira, Daniel Alves, Valente, Artur José Monteiro, de Albuquerque Carvalho, Rui, de Assunção, Rosana Maria Nascimento, de Castro Motta, Leila Aparecida

“…In this study, cellulose sulfoacetate (CSA) was produced with cellulose extracted from sugarcane bagasse with sulfuric acid as a catalyst under homogenous…”
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Painéis sanduíches de poliéster reforçado com fibras de rami para aplicação na Construção Civil by Motta, Leila Aparecida de Castro, Gonçalves, Lauren Karoline de Sousa, Silva, Monise Ramos da, Cunha, Jesiel, Dantas, Marília Estábile

“…RESUMO Neste trabalho foram produzidos e caracterizados mecanicamente compósitos de resina de poliéster reforçada com tecido bidirecional de fios de rami, com…”
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