Oscillatory structural interactions in thin emulsion films containing micelles of ionic surfactant

Author(s):  
K. G. Marinova ◽  
T. D. Gurkov ◽  
T. D. Dimitrova ◽  
R. G. Alargova ◽  
D. Smith

2021 ◽  
Author(s):  
Antonio Giovanni Schöneich ◽  
Thomas J. Whalen ◽  
Stuart J. Laurence ◽  
Bryson T. Sullivan ◽  
Daniel J. Bodony ◽  
...  






2020 ◽  
Vol 65 (9) ◽  
pp. 1475-1483
Author(s):  
S. A. Alekseeva ◽  
I. V. Baranets ◽  
V. N. Beresnev ◽  
T. A. Nadervel ◽  
A. D. Kryuchkov ◽  
...  


Materials ◽  
2021 ◽  
Vol 14 (4) ◽  
pp. 745 ◽  
Author(s):  
Weronika Prus-Walendziak ◽  
Justyna Kozlowska

This study aimed at designing emulsion films based on sodium alginate, gelatin, and glycerol, and their modification by the addition of lipids (cottonseed oil and beeswax). Film composition with the most promising properties was further modified by the incorporation of polylactide (PLA) microparticles with Calendula officinalis flower extract. PLA microspheres were obtained by the emulsion/solvent evaporation method. The size distribution of oily particles in emulsions was investigated. Mechanical properties, moisture content, UV-Vis spectra, and the color of films were analyzed, while biophysical skin parameters were assessed after their application to the skin. Moreover, the contact angles were measured, and the surface free energy of polymeric films was determined. An investigation of the amount of Calendula officinalis flower extract which can be incorporated into PLA microparticles was performed. The modification of the composition of films significantly influenced their physicochemical properties. The selected active ingredient in the form of plant extract was successfully incorporated into polymeric microparticles that were further added into the developed emulsion film. The condition of the skin after the application of obtained emulsion films improved. The prepared materials, especially containing microparticles with plant extract, can be considered for designing new cosmetic forms, such as cosmetic masks, as well as new topical formulations for pharmaceutical delivery.



RSC Advances ◽  
2021 ◽  
Vol 11 (18) ◽  
pp. 10540-10547
Author(s):  
Anxia Li ◽  
Xiaoxin Yang ◽  
Juan Chen

In this study, we reported a new approach for the size-controlled synthesis of uniform iron(iii)-based MIL-53 nanocrystals using the non-ionic surfactant PVP. A combinational therapeutic approach was presented for drug delivery and ROS therapy.



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