Results 21 to 30 of about 4,015 (200)

Comportamento de cristalização de lipídios estruturados obtidos a partir de gordura de palmiste e óleo de peixe Crystallization behavior of structured lipids produced from palm kernel fat and fish oil

open access: yesQuímica Nova, 2006
The aim of this study is to evaluate the crystal structure of binary mixtures of palm kernel fat and fish oil, before and after chemical and enzymatic interesterification. The crystal structure was analyzed by polarized light microscopy.
Oscar Wilfredo Díaz Gamboa   +1 more
doaj   +1 more source

Synthesis of structured triacylglycerols containing medium-chain and long-chain fatty acids by interesterification with a stereoespecific lipase from Mucor miehei.

open access: yesGrasas y Aceites, 1999
The preparation of structured triacylglycerols sn-1, sn-3 dilauryl, sn-2 eicosapentaenoyl glycerol and sn-1, sn-3 dilauryl, sn-2 docosahexaenoyl glycerol by enzymatic interesterification under restricted water availability is described.
Susana Nieto   +2 more
doaj   +1 more source

Interesterificação química de óleo de soja e óleo de soja totalmente hidrogenado: influência do tempo de reação Chemical interesterification of soybean oil and fully hydrogenated soybean oil: Influence of the reaction time

open access: yesQuímica Nova, 2009
Chemical interesterification is an important alternative to produce zero trans fats. In practice, however, excessive reaction times are used to ensure complete randomization.
Ana Paula Badan Ribeiro   +3 more
doaj   +1 more source

Antioxidant Potential and Modulatory Effects of Restructured Lipids from the Amazonian Palms on Liver Cells

open access: yesFood Technology and Biotechnology, 2017
Enzymatic interesterification is used to manipulate oil and fat in order to obtain improved restructured lipids with desired technological properties.
Andrea de Oliveira Falcão   +5 more
doaj   +1 more source

Effect of micella interesterification on fatty acids composition and volatile components of soybean and rapeseed oils

open access: yesGrasas y Aceites, 2000
Micella interesterification of soybean and rapeseed oils was carried out using 0.2, 0.4 and 0.6 percentages of nickel catalyst, each at different temperatures of 60, 90 and 120ºC for 2, 4, and 6 hours. The proposed interesterification reaction conditions
Y. El-Shattory   +3 more
doaj   +1 more source

Propriedades físicas das misturas e dos lipídios estruturados obtidos a partir de banha e óleo de soja por interesterificação enzimática [PDF]

open access: yes, 2009
The main goal of the present research was to evaluate the physical properties of blends of lard and soybean oil modified by enzymatic interesterification catalyzed by two different commercial (microbial) lipases, viz.
BALCÃO, Victor Manuel   +4 more
core   +2 more sources

Hghly Effective Methods of Modification of Fats in Milk-Containing Products [PDF]

open access: yesТехника и технология пищевых производств, 2018
The resources of natural solid fats that used in various branches of the food industry are limited. As a result, they are often substituted by chemically and physically modified fats.
Tereshchuk L., Starovoytova K.
doaj   +1 more source

Solid Fat Content of Vegetable Oils and Simulation of Interesterification Reaction: Predictions from Thermodynamic Approach [PDF]

open access: yes, 2014
The Solid Fat Content (SFC) of vegetable oils is a fundamental property in fatty foods. Also, chemical interesterification (the exchange of fatty acids within and between triacylglycerols) has been used to enhance the melting profile of vegetable oils ...
Gerbaud, Vincent   +2 more
core   +4 more sources

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

Synthesis Biodiesel From Palm Oil Through Interesterification Using Imobilized Lipase Enzym as Catalyst: the Effect of Amount of Biocatalyst, Mole Ratio of Reactan, Temperature to Yield [PDF]

open access: yes, 2014
Biodiesel usually synthesized by transesterification of triglyceride and alcohol by addition of acid or base catalyst so there is could produce a waste of chemical process.
Afrianto, R. (Ricky)   +2 more
core   +2 more sources

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