Results 11 to 20 of about 123,940 (316)

Ester-based surfactants: Are they stable enough? [PDF]

open access: yes, 2023
Surfactants with an ester bond connecting the polar headgroup and the hydrophobic tail are common. They are easy to synthesize, they can often be made from natural raw materials and their biodegradation profile is generally good, partly due to lipase or ...
Maria Stjerndahl   +8 more
core   +1 more source

Assessment of the potential skin irritation of lysine-derivative anionic surfactants using mouse fibroblast and human keratinocytes as an alternative to animal testing [PDF]

open access: yes, 2004
Purpose. The aim of this study was to identify new surfactants with low skin irritant properties for use in pharmaceutical and cosmetic formulations, employing cell culture as an alternative method to in vivo testing.
Vinardell, M. Pilar   +7 more
core   +1 more source

Study of Foaming Properties and Effect of the Isomeric Distribution of Some Anionic Surfactants [PDF]

open access: yes, 2008
Using different reaction conditions of photosulfochlorination of n-dodecane, two samples of anionic surfactants of sulfonate type are obtained. Their micellar behavior has been already reported and the relationship between their isomeric distribution and
Azira, Hakima   +5 more
core   +1 more source

Effect of surfactants on liquid side mass transfer coefficients: a new insight [PDF]

open access: yes, 2009
Specific experiments are proposed to investigate the effect of surfactants on liquid side mass transfer coefficients. They are based on the determination of the liquid side mass transfer coefficient kL at a free gas-liquid interface, under controlled ...
Hebrard, Gilles   +2 more
core   +1 more source

Effect of surfactants on liquid side mass transfer coefficients [PDF]

open access: yes, 2005
In the present paper, the effect of liquid properties (surfactants) on bubble generation phenomenon, interfacial area and liquid side mass transfer coefficient was investigated.
Hebrard, Gilles   +4 more
core   +1 more source

New cationic nanovesicular systems containing lysine-based surfactants for topical administration: Toxicity assessment using representative skin cell lines [PDF]

open access: yes, 2013
Many strategies for treating diseases require the delivery of drugs into the cell cytoplasm following internalization within endosomal vesicles. Thus, compounds triggered by low pH to disrupt membranes and release endosomal contents into the cytosol are ...
Vinardell, M. Pilar   +11 more
core   +1 more source

Emerging applications of nanotechnology in cosmeceutical health science: Latest updates

open access: yesHealth Sciences Review, 2022
Background: Nanotechnology is an emerging field of research due its various advantages and applications in medicine and cosmetics. Its unique physiochemical properties like drug loading capacity, high retention and penetration contributes to extensive ...
Clive Cardoza   +3 more
doaj   +1 more source

Lanolin-Based Synthetic Membranes as Percutaneous Absorption Models for Transdermal Drug Delivery

open access: yesPharmaceutics, 2018
Background: The major in vitro permeation studies are currently performed in Franz-type diffusion cells because of their simplicity, cost effectiveness and because the experimental conditions can be easily controlled.
Victor Carrer   +4 more
doaj   +1 more source

Synthesis of Silver Nanoparticles by Green Method Stabilized to Synthetic Human Stomach Fluid

open access: yesMolecules, 2014
Silver nanoparticles (Ag NP) have been attracted much attention in recent years in biomedical applications due to their antimicrobial activity, but their drawbacks include toxicity and instability to aqueous hydrochloric acid solutions.
Ayman M. Atta   +2 more
doaj   +1 more source

Preparation of Crosslinked Amphiphilic Silver Nanogel as Thin Film Corrosion Protective Layer for Steel

open access: yesMolecules, 2014
Monodisperse silver nanoparticles were synthesized by a new developed method via reaction of AgNO3 and oleic acid with the addition of a trace amount of Fe3+ ions.
Ayman M. Atta   +3 more
doaj   +1 more source

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