نتایج جستجو برای: single emulsion films
تعداد نتایج: 966573 فیلتر نتایج به سال:
A novel form of microcapsules, which possess single hollow cavities and thickness-controllable shells, were prepared by a two-step emulsification, emulsion ripening, and suspension polymerization. Parameters on morphology control of water-in-oil-in-water (W/O/W) emulsion globules were particularly investigated in this study, and a universal strategy to prepare single-core water-in-oil (W/O) glo...
Insect repellent DEET and sunscreen ingredient oxybenzone play an essential role in minimizing vector-borne diseases and skin cancers. The purpose of this study was to investigate the effects of emulsion type, addition of thickening agent and droplet size in three emulsion-based lotions on percutaneous permeation of DEET and oxybenzone using in vitro diffusion experiments, in order to minimize ...
OBJECTIVES As the 'Dry Skin Cycle' produces continuous deterioration, cosmetic xerosis (flaky, dry skin) is one of the major concerns to most consumers. The purpose of this study was to investigate the moisturizing effect of oil-in-water (O/W) emulsion components. There are numerous types of oils, waxes, polyols and surfactants used as ingredients in skincare products. However, the moisturizing...
The synthesis of fuel-range molecules by condensation of biomass-derived furfural and acetone has been studied in a biphasic emulsion system. Nanohybrids composed of basic oxide nanoparticles fused to carbon nanotubes have been used to simultaneously stabilize water/oil emulsions and catalyze the condensation reaction. Under the same conditions, higher conversions and higher fractions of fuel-r...
Free-standing nanocellulosic films (nanopapers) emerge as attractive sustainable materials to replace traditional plastics. However, the moisture sensitivity of cellulose and its poor dispersion in hydrophobic polymers are challenges widespread application. Harnessing inherent properties cellulose, lignin, polycaprolactone, a Pickering emulsion approach is proposed produce multifunctional nanof...
Stable biobased waterborne Pickering dispersions of acrylated epoxidized soybean oil (AESO) were developed using chitin nanocrystals (ChNCs) as sole emulsifier without any additives. Thin AESO-ChNC nanocomposite films produced by UV-curing thin-coated layers the AESO emulsion after water evaporation. The kinetics photopolymerization was assessed monitoring consumption acrylate groups infrared s...
Cereal Chem. 66(4):263-267 Emulsifying capacity and emulsion stability of hexane-defatted corn content; 70.39% water was retained by the emulsion. High emulsion germ protein obtained by modified and conventional extraction processes stability was obtained as the result of specific protein properties. Increasing were studied. Defatted corn germ protein obtained by the modified fat content in emu...
V2O3 films and Cr-doped V2O3 films were grown on (0 0 0 1) (C-plane) and (1 1 2̄ 0) (A-plane) oriented sapphire substrates by the reduction of sol–gel derived vanadium oxide films. Examination by X-ray diffraction, scanning electron microscopy, transmission electron microscopy, and atomic force microscopy showed the films to be comprised of highly oriented grains. Optical transmission and resist...
To reveal the film formation mechanism of oil-in-water (O/W) emulsion, nanofilms of aqueous paraffin oil emulsion stabilized with the nonionic Tween 80 and Span 80 surfactants were measured in confinement between two solid surfaces, by the use of relative optical interference intensity (ROII) approach. In contrast to single-phase oil lubricant, the film formation of oil-in-water emulsions norma...
We report a parallelized capillary microfluidic device for enhanced production rate of monodisperse polymersomes. This device consists of four independent capillary microfluidic devices, operated in parallel; each device produces monodisperse water-in-oil-in-water (W/O/W) doubleemulsion drops through a single-step emulsification. During generation of the double-emulsion drops, the innermost wat...
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