Results 1 to 10 of about 733,906 (296)
Evaluation of the biological activity of sunflower hull extracts
Grasas y Aceites, 2012 This work was planned with the aim of adding value to sunflower seed hulls, a waste product of the oil industry by preparing a sunflower hull phenolic extract rich in chlorogenic acid (CGA).
F. S. Taha +3 more
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HPLC evaluation of the minor lipid components of by-products resulting from edible oil processing
Grasas y Aceites, 2006 An analytical evaluation of some by-products resulting from edible oil refining processing steps has been carried out. By-product samples were taken from four different local refineries that apply chemical refining technology.
Mohamed Hassan EL-Mallah +2 more
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Lipase - Catalyzed glycerolysis of sunflower oil to produce partial glycerides.
Grasas y Aceites, 1998 Partial glycerides were prepared by glycerolysis of sunflower oil in presence of lipase enzyme as catalyst. Six lipases of different origins were used and compared for their catalytic activity.
F. A. Zaher +2 more
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Evaluation of peanut hulls as an alternative to bleaching clays
Grasas y Aceites, 2011 Peanut hulls (PNH) were carbonized at different temperatures, times, and evaluated at different concentrations as an alternative to bleaching clays. Evaluation of bleached crude soybean oil with PNH was based on their delta free fatty acids, reduction in
M. M. M. Hassanein +2 more
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Propylenated fatty acids as emulsifiers
Grasas y Aceites, 1999 Hydroxy propylenyl stéarate, palmitate, laurate, oléate and linoleate were prepared by reaction of propylene oxide with fatty acid at 160 °C for five hours stirring in presence of potassium hydroxide as a catalyst. Physico-chemical properties of the five
Y. El-Shattory +2 more
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Grasas y Aceites, 1996 Bleached cottonseed oil, partially hydrogenated palm oil and margarine were stored in metal (tin) cans and white plastic (polyethylene) bottles with air in head space and served at room temperature during the whole period of investigation. The analytical
Y. El-Shattory, M. A. Saadia, F. Saeid
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Studies on changes in lipid profiles of new varieties of rape during seed maturation
Grasas y Aceites, 2001 Changes in lipids of three newly developed varieties of rapeseed during seed maturation were studied. Triacylglycerol molecular species, fatty acid composition, whole sterol, and four sterol lipids as well as tocopherol were determined at different ...
Safinaz M. El-Shami +2 more
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Effects of organic plant oils and role of oxidation on nutrient utilization in juvenile rainbow trout (Oncorhynchus mykiss) [PDF]
, 2012 The study compared the effect of four either fresh or force oxidized organic plant oils in diets for juvenile rainbow trout (Oncorhynchus mykiss) in which 47% of conventional LT fish meal protein was substituted by a mixture of 3 organic plant protein ...
A. Jokumsen +37 more
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Antioxidant effect of an ozonized theobroma oil formulation on damaged-inflammatory rat skin
Grasas y Aceites, 2011 The aim of this study was to determine whether a cosmetic formulation elaborated with ozonized theobroma oil may exert beneficial effects in the restoring of the antioxidant activity on the skin of rats previously irradiated with ultraviolet light. 0.5 g
Yaima Sánchez +4 more
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Thermal stability of some metal-palmitate soaps which find various industrial applications
Grasas y Aceites, 2001 The soaps of alkaline earth's and transition elements and closed ‘d’ orbitals were prepared by the double decomposition method by the reaction between metallic salts and sodium palmitate. The thermal stability of these soaps was studied in order to throw
M. F.R. Fouda +3 more
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