نتایج جستجو برای: supercritical extraction

تعداد نتایج: 174295  

2011
Garay Hernando

The objective of this work has been the co-precipitation of the coating material Ethyl Cellulose (EC) and two natural extracts (IDOKI SCF Technologies), R1 and P1, using the Supercritical Antisolvent (SAS) precipitation technique with supercritical carbon dioxide (SC-CO2), in order to obtain active microparticles. EC is a hydrophobic material widely used for controlled delivery systems, sustain...

2014
Paramita Bhattacharjee

Supercritical carbon dioxide extracts of Cinnamomum tamala (bay) leaves obtained at 55°C, 512 bar was found to have appreciable nutraceutical properties and was successfully employed as value-added ingredients in preparation of tofu. The bay leaf formulated tofu sample was evaluated for physicochemical properties (pH, texture analysis and lipid peroxidation), proximate analysis, phytochemical p...

2003

In this work, our objective was to examine methods for processing cashew nut shell liquid and cashew shell with carbon dioxide and water. Supercritical CO2 was applied for extraction of split cashew shells and near-critical water was applied for reaction of the cashew shell material. In the extractions, it was found that a pressurization-depressurization step that was approximately 1 h gave ext...

2015
M. K. Naseem A. Younis M. A. Khan R. Ahmad

The trial was conducted to explore the essential oil production potential of Murraya exotica under Faisalabad conditions through various extraction methods viz. solvent extraction, steam distillation, and supercritical fluid extraction (SCFE). SCFE was found to be the most efficient method for the extraction of good quality essential oil from M. exotica flowers. Gas chromatography-mass spectrom...

2017
Jan Lorenzen Nadine Igl Marlene Tippelt Andrea Stege Farah Qoura Ulrich Sohling Thomas Brück

Microalgae are capable of producing up to 70% w/w triglycerides with respect to their dry cell weight. Since microalgae utilize the greenhouse gas CO2, they can be cultivated on marginal lands and grow up to ten times faster than terrestrial plants, the generation of algae oils is a promising option for the development of sustainable bioprocesses, that are of interest for the chemical lubricant...

2000
Chien M. Wai

Supercritical fluid CO 2 is an alternative solvent for extraction of metals. The solubility parameter of supercritical CO 2 varies with density resembling that of liquid hexane at moderate pressures in the supercritical region to those of chlorinated solvents at very high pressures. By changing density of supercritical CO 2 , the solvation environment of a metal chelate system can vary continuo...

2001
Andrew Douglas

Awareness that consumers demand lean meat products has spurred a considerable amount of research in product development of low-fat products. With the interest in reducing fat in meat products sweeping the country, this session provides meat scientists with an opportunity to learn about many current technologies available. One of the more innovative techniques for fat reduction may be the use of...

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