Search Results - "de Carvalho Oliveira, Geandre"

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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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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RGB color sensor for colorimetric determinations: Evaluation and quantitative analysis of colored liquid samples by de Carvalho Oliveira, Geandre, Machado, Caio Cesar Souza, Inácio, Dayane Karine, Silveira Petruci, João Flávio da, Silva, Sidnei G.

“…In this work, a red, green, blue (RGB) color sensor was used for quantitative optical analysis of colored solutions. The capability of the sensor to respond to…”
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