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Sunflower biodiesel

Use of P-DSC in the evaluation of antioxidant efficiency

Journal of Thermal Analysis and Calorimetry
Authors: M. L. A. Tavares, N. Queiroz, I. M. G. Santos, A. L. Souza, E. H. S. Cavalcanti, A. K. D. Barros, R. Rosenhaim, L. E. B. Soledade and A. G. Souza

increase of global temperature. Biofuels have been pointed out as one of the ecological alternatives to petroleum, in order to reduce, at the short period, the CO 2 emissions in the atmosphere, thus contributing to reduce the greenhouse effect. Biodiesel

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Journal of Thermal Analysis and Calorimetry
Authors: E. F. S. M. Ramalho, I. M. G. Santos, A. S. Maia, A. L. Souza and A. G. Souza

.5 millions of tons, approximately 500,000 tons of poultry fat are usually rejected [ 2 ]. The low commercial value of the poultry fat associated with physicochemical properties appropriated to biodiesel production make of this raw material an excellent option

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Journal of Thermal Analysis and Calorimetry
Authors: Rosiane M. C. Farias, Marta M. Conceição, Roberlúcia A. Candeia, Marta C. D. Silva, Valter J. Fernandes Jr. and Antonio G. Souza

Introduction In Brazil, the soy, cotton, and palm oils are used more for the obtainment of biodiesel, besides the bovine suet. It is viewed to search for alternatives to guarantee the quantity of raw material necessary to the

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Biodiesels from beef tallow/soybean oil/babassu oil blends

Correlation between fluid dynamic properties and TMDSC data

Journal of Thermal Analysis and Calorimetry
Authors: G. A. A. Teixeira, A. S. Maia, I. M. G. Santos, A. L. Souza, A. G. Souza and N. Queiroz

Introduction Biodiesel is mainly produced by the transesterification of vegetable oils and fats via alkaline catalysis, in which the triacylglycerides are converted into fatty acid esters by reaction with an alcohol, usually

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Journal of Thermal Analysis and Calorimetry
Authors: Hellyda K. T. A. Silva, Thiago Chellappa, Fabíola C. Carvalho, Edjane F. B. Silva, Tarcísio A. Nascimento, Antônio S. Araújo and Valter J. Fernandes Jr.

Introduction Brazil is a country that due to its tropical and subtropical territorial extension and climate propitiates ample raw material diversity for the biodiesel production [ 1 ]. The country holds a position as a bulwark

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Journal of Thermal Analysis and Calorimetry
Authors: Eveline De Robertis, Gabriela F. Moreira, Raigna A. Silva and Carlos A. Achete

. Biodiesel has been shown to be a good alternative because it is easy to manufacture on a large scale [ 1 ] and provide environmental benefits since it is originated from renewable sources. Studies showed that the incorporation of biodiesel in diesel reduces

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Biodiesel from soybean oil, castor oil and their blends

Oxidative stability by PDSC and rancimat

Journal of Thermal Analysis and Calorimetry
Authors: M. B. Dantas, A. R. Albuquerque, L. E. B. Soledade, N. Queiroz, A. S. Maia, I. M. G. Santos, A. L. Souza, E. H. S. Cavalcanti, A. K. Barro and A. G. Souza

Introduction The use of biodiesel as fuel has become attractive mainly by ecological benefits as it is produced from renewable fonts [ 1 ]. In Brazil, among the raw materials used in the biodiesel obtaining soybean oil [ 2

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Journal of Thermal Analysis and Calorimetry
Authors: Anne G. D. Santos, Vinícius P. S. Caldeira, Mirna F. Farias, Antonio S. Araújo, Luiz D. Souza and Allan K. Barros

Introduction Actually, with the gradual depletion of fossil fuels, the development of renewable energy sources is of great importance. Biodiesel is defined as the monoalkyl ester derivatives of long chain fatty acids, produced

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Journal of Thermal Analysis and Calorimetry
Authors: Luzia Patricia Fernandes Carvalho Galvão, Anne Gabriella Dias Santos, Amanda Duarte Gondim, Marcela Nascimento Barbosa, Antonio Souza Araujo, Luiz Di Souza and Valter José Fernandes Junior

Introduction In order to replace the petroleum-based fuels, biodiesel became a significant alternative between the biomass products as consequence of its economic, social and environmental positive impacts [ 1 – 5 ]. It is

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Introduction Biodiesel is a monoalkyl ester obtained from transesterification reactions using lipids such as vegetable oils, animal fats, and waste cooking oil. It has attracted interest from researchers for presenting due to

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