نتایج جستجو برای: surfactant enhanced emulsification microextraction

تعداد نتایج: 370005  

Journal: :International Journal of Applied Pharmaceutics 2022

Objective: This study aimed to increase the effectiveness of using zeaxanthin by developed nanoemulsion containing which was then formulated into radiance serum for topical use.
 Methods: Nanoemulsions are made spontaneous nano emulsification methods/techniques, relatively simple technologically because they rely on right combination selected surfactants and co-surfactants. The optimizatio...

Journal: :Journal of oleo science 2016
Toru Okamoto Satoshi Tomomasa Hideo Nakajima

Physicochemical properties of oil-in-water (O/W) emulsions containing fatty alcohols and surfactants have been investigated with the aim of developing new formulations that are less viscous and more transparent than conventional milky lotions, as well as for providing greater skin-improving effects. O/W-based creams can be converted to low viscosity milky lotions following their emulsification ...

Journal: :Applied sciences 2023

Two novel betaine surfactants with distinct hydrophilic headgroups were synthesized, including carboxybetaine surfactant (DCB) and sulfobetaine (DSB). Their properties of reducing the interfacial tension (IFT) Xinjiang crude oil/water studied under alkaline-free conditions, as their thermal stability, wettability, emulsification properties. The chemical structures target products characterized ...

Journal: :iranian journal of oil & gas science and technology 2013
mohsen esmaeili ali heydarian abbas helalizadeh

chemical flooding, especially alkaline/surfactant/polymer flooding, is of increasing interest due to the world increasing oil demand. this work shows the aspects of using alkaline/surfactant/polymer as an enhanced oil recovery method in the porous media having a high dead-end pore frequency with various dead-end pore parameters (such as opening, depth, aspect ratio, and orientation). using glas...

Journal: :Universal journal of pharmaceutical research 2023

Aim and objective: The purpose of this study was to develop microemulsion formulations for topical delivery bifonazole with an objective increase the solubility drug. Methods: Total 5 were developed using water titration method. Capmul Pg-12 (oil), Tween-80: (surfactant) Propylene glycol (co-surfactant) used in different ratio based on emulsification efficiency. Prepared evaluated parameters li...

Journal: :Journal of Drug Delivery and Therapeutics 2022

Resveratrol is a class II drug in the Biopharmaceutics Classification System (BCS) with poor water solubility (0.03 mg/ml) and high permeability. Liquisolid system an innovative technique used for enhancing dissolution rate bioavailability of poorly soluble drugs. The present study demonstrated that loaded SNEDDS compacts were successfully developed. Ten formulation formulated different ratio o...

Journal: :Journal of Petroleum Science and Engineering 2021

Effects of secondary emulsification field ASP flooding produced fluid by centrifugal pumps and electrostatic on its oil/water separation performances were evaluated. Secondary certain with high surfactant content drastically downgraded performances, increasing the residual water-cuts after 24h static settling at 60 °C respectively 70% for original o/w emulsion 1080% w/o emulsion. Certain was su...

2014
NAWAZ MAHAMMED

Present work was aimed for the design of phosphated cross-linkedmicrospheres ofmongo gum (MG) by emulsification method using sodium-tri-meta phosphate (STMP) as a crosslinking agent for treatment of colon cancer using Methotrexate (MTX) as model drug.At a stirring speed of 1000rpm and about 5h of stirring time was found to be optimal to obtain reproducible microspheres.The particle size was inc...

Journal: :International Journal of Research in Medical Sciences 2021

COVID-19 (SARS-CoV-2) known as coronavirus is a pandemic and threat to humans the world over. There are no medicines available kill virus; we can control only its spread some extent. Under such conditions, they have suggested use of surfactant viruses. We propose herbal concoction with ingredients in every kitchen. It has not emulsification properties which inactivate virus but also subsides Ga...

2011
Mishra

The present study deals with formulation of a valsartan based Self emulsifying drug delivery system of a poorly water soluble drug. SEDDS are the isotropic mixtures of oil, surfactant, co surfactant and drug that form oil in water microemulsion when introduced into aqueous phase under gentle agitation. The present research work describes a Self Emulsifying Drug Delivery System (SEDDS) of valsar...

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