Results 31 to 40 of about 3,517,243 (294)

PEF-assisted green solvent extraction of high-added value compounds from agri-food by-products

open access: yes, 2016
Extraction of valuable compounds from biomaterials of microbial, algae or plant origin is a crucial step for the use of these compounds in the food and pharmaceutical industries.
D. Carullo   +3 more
core   +3 more sources

Impact of instant controlled pressure drop pre-treatment on solvent extraction of edible oil from rapeseed seeds

open access: yesOilseeds and fats, crops and lipids, 2014
The fundamental analysis and modeling of kinetics of solvent extraction of rapeseed oil enable the quantification of the “washing” and “diffusion” steps. Both are illustrated through “starting accessibility” and “effective diffusivity”
Allaf Tamara   +5 more
doaj   +1 more source

Guayule (Parthenium argentatum A. Gray), a Renewable Resource for Natural Polyisoprene and Resin: Composition, Processes and Applications

open access: yesMolecules, 2021
Natural rubber is an essential material, especially for plane and truck tyres but also for medical gloves. Asia ranks first in the production of natural rubber, of which the Hevea tree is currently the sole source.
Amandine Rousset   +7 more
doaj   +1 more source

Optimized green extraction conditions of matcha green tea (Camellia sinensis) using central composite design for maximal polyphenol and antioxidant contents

open access: yes, 2021
Response surface methodology (RSM) was employed to optimize the extraction conditions of phenolic and antioxidant compounds from matcha green tea (Camellia sinensis) using central composite design (CCD).
Kamarudin, Ammar Akram   +4 more
core   +1 more source

A Doubly Green Separation Process: Merging Aqueous Two-Phase Extraction and Supercritical Fluid Extraction

open access: yes, 2021
Aqueous two-phase extraction (ATPE) is a green separation technique which uses mixtures of water and environmentally benign polymers such as polyethylene glycol (PEG) as solvents.
Vitaliy Solov’ev   +4 more
core   +1 more source

Green extraction techniques 2015 [PDF]

open access: yesTrAC Trends in Analytical Chemistry, 2015
Peer ...
Ibáñez, Elena, Cifuentes, Alejandro
openaire   +2 more sources

Bulk Si production from Si–Fe melts under temperature gradients, part I: Growth and characterization

open access: yesJournal of Materials Research and Technology, 2020
Silicon growth from Si–Fe melts was investigated in view of producing high-quality Si using induced temperature gradients. Scanning electron microscopy coupled with energy-dispersive spectroscopy and micro-computed tomography analyses were used to ...
Yaqiong Li   +4 more
doaj   +1 more source

Downscaling of Industrial Turbo-Distillation to Laboratory Turbo-Clevenger for Extraction of Essential Oils. Application of Concepts of Green Analytical Chemistry

open access: yesMolecules, 2019
In the effort of innovation towards green analytical chemistry concepts and considering the six principles of green extraction, the industrial turbodistillation process was downscaled into a laboratory apparatus turbo-Clevenger (TC) for the extraction of
Sandrine Périno   +4 more
doaj   +1 more source

Vegetable Oils as Alternative Solvents for Green Oleo-Extraction, Purification and Formulation of Food and Natural Products

open access: yesMolecules, 2017
Since solvents of petroleum origin are now strictly regulated worldwide, there is a growing demand for using greener, bio-based and renewable solvents for extraction, purification and formulation of natural and food products.
Edinson Yara-Varón   +5 more
doaj   +1 more source

Partial and Total Solvent-Free Limonene’s Hydrogenation: Metals, Supports, Pressure, and Water Effects

open access: yesJournal of Chemistry, 2020
Bio-based solvents menthene and menthane were obtained through limonene’s partial and total hydrogenation under various catalytic conditions. Heterogeneous catalysts based on different active metals and supports (carbon, alumina, and silica) were ...
Fanta J. Ndongou Moutombi   +4 more
doaj   +1 more source

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