Results 21 to 30 of about 173,842 (211)

Effects of Air Excess Ratio on Combustion and Engine Performance in a Homogeneous Charge Compression Ignition Engine fuelled with Hexane and N-Heptane Fuel Mixtures [PDF]

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2020
Homogeneous charge compression ignition engines are engines with low temperature combustion tendency and high thermal efficiency. The operating range of these engines, where there is no direct control over combustion, is limited because of knock and ...
Emre YILMAZ
doaj   +1 more source

Extraction of sweet and hot pepper and paprika oleoresin II. Hazards and critical control points and commercial requirements

open access: yesGrasas y Aceites, 2007
This paper reviews the hazards analysis and critical control points (HACCP) for the conventional extraction of paprika oleoresin, a product with potential to be produced in Africa and South America.
J. Pablo Fernández-Trujillo
doaj   +1 more source

Using Aerosol OT in Hexane Solution to Synthesize Calcium Nitrate Self-Healing Refined Microcapsules for Construction Applications

open access: yesBuildings, 2022
The micro-encapsulation procedure of calcium nitrate in urea-formaldehyde shell is well known. The most recent developed method for the synthesis of the calcium nitrate self-healing micro-capsules was based on the in-situ polymerization using water-in ...
Ala Abu Taqa   +3 more
doaj   +1 more source

Tokopherols in Okara (Soy Pulp): Highly Efficient Liquid Chromatography [PDF]

open access: yesТехника и технология пищевых производств, 2020
Introduction. Soy pulp, or okara, is a soy milk by-product. It contains a complex of valuable macro- and micronutrients, including fat-soluble vitamins. Recently, there has been a growing interest in replacing synthetic antioxidants with a mix of natural
Petrova Svetlana N.   +1 more
doaj   +1 more source

Solvent solutions: comparing extraction methods for edible oils and proteins in a changing regulatory landscape. General introduction☆

open access: yesOilseeds and fats, crops and lipids
Hexane is currently the dominant solvent in the oil extraction industry, valued for its efficiency, low cost, and ability to preserve the quality of oils and proteins.
Carré Patrick   +4 more
doaj   +1 more source

Preparation of new bicyclo[2.1.1]hexane compact modules: an opening towards to novel sp3-rich chemical space

open access: yes, 2022
Among the valuable saturated bicyclic structures incorporated in newly developed bio-active compounds, bicyclo[2.1.1]hexanes are playing an increasingly important role, while being still underexplored from a synthetic accessibility point of view.
Loic, Herter   +4 more
core   +1 more source

Preparation of biodegradable porous poly(butylene succinate) microspheres [PDF]

open access: yesHemijska Industrija, 2008
The aim of this study was to determine the optimal conditions for the fabrication of porous microspheres based on poly(butylene succinate), PBS. The biodegradable non-porous PBS microspheres were prepared by the oil-in-water (o/w) emulsion solvent ...
Pepić Dragana   +3 more
doaj   +1 more source

Mechanistic Studies on the Coupled Reaction of n-Hexane and Ethanol Over HZSM-5 Zeolite Catalyst

open access: yes, 2009
The coupled reaction of n-hexane and ethanol over HZSM-5 zeolite has been, for the first time, investigated with a pulse-reaction system. The catalytic reaction results showed an improvement of the initial conversion activity of n-hexane when ethanol was
Xia, Qinghua   +5 more
core   +1 more source

Absorption and recovery of n-hexane in aqueous solutions of fluorocarbon surfactants

open access: yes, 2015
n-Hexane is widely used in industrial production as an organic solvent. As an industrial exhaust gas, the contribution of n-hexane to air pollution and damage to human health are attracting increasing attention. In the present study, aqueous solutions of
Fu, Jiamo   +3 more
core   +1 more source

Hexane neem leaf extract more potent than ethanol extract against Aspergillus flavus [PDF]

open access: yesUniversa Medicina, 2014
Background Aspergillus flavus is one of the causes of aspergillosis, with a high virulence and resistance to standard antifungals, resulting in a high mortality rate. Medicinal plants are increasingly used as they are relatively safer with minimal side
Jenny Hidayat   +3 more
doaj   +3 more sources

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