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New in Function (page 144 of 157)
Dec 23, 2005 | 03:06 PM CST
Topical Treatments for Orange Peel Skin
By: Cornelia Huber, Marie-Sophie Meyer and Thomas …
To combat orange peel skin, active ingredients can intervene directly in lipolysis, lipogenesis and fat accumulation in adipocytes. This article discusses two of those ingredients and a variety of test methods to demonstrate their efficacy.
Dec 23, 2005 | 02:59 PM CST
Evaluating Shampoo Foam
By: Ken Klein
There is probably no personal care category that is more competitive than shampoos. With this in mind, formulators of shampoos are asked by marketing to develop products to both appeal to consumers and perform (whatever “perform” means).
Dec 23, 2005 | 02:50 PM CST
Silicone-Based Vesicle Delivery Systems
By: Joanna Newton, Stephanie Postiaux, Catharine S…
Novel silicone-based vesicles can encapsulate and subsequently release a variety of cosmetic actives--both oil-soluble and water-soluble. This article discusses the silicone polyethers used to develop these vesicles and the methods used to evaluate both the silicone polyethers and the vesicles. One study describes the use of these vesicles to encapsulate retinyl palmitate.
Dec 23, 2005 | 02:38 PM CST
Thickening Toothpaste Formulations
By: Roger E. Stier, Ph.D., Noville, Inc.
The combined knowledge of rheology and chemistry of binders together with the art of proper formulation leads to the production of aesthetically pleasing dentifrice formulations.
Dec 23, 2005 | 02:36 PM CST
Liquid Crystals in O/W Emulsions with Urea: Development and Testing
By: O.D.H. Santos, F. Sacai, M. Ferrari and P.A. R…
Using a ternary phase diagram, the authors developed systems based on nonionic surfactants, light paraffin oil, water, and (optionally) urea. Systems in which lamellar liquid crystals formed and in which urea was an ingredient showed higher occlusive power and lower TEWL in in vitro tests.
Dec 23, 2005 | 02:31 PM CST
Aloe Science: A Brief History of Skin Care with Aloe
By: Ken Jones, Aloecorp Inc.
Aloe has therapeutic properties in the skin and elsewhere in the body extending even to the immune system, as has been demonstrated by scientific research published within the last 30 years.
Dec 23, 2005 | 02:30 PM CST
A Triply Stabilized System to Improve Retinol Stability
By: Hong Geun Ji and Jung Sik Choi, H&A PharmaChem
The stability and skin penetration of retinol can be increased by triply stabilizing it. This means adhering it to porous silica encapsulated in non-phospholipid vesicles that are distributed among the lamella of a matrix of skin lipids.
Dec 19, 2005 | 01:41 AM CST
Multifunctionality from a New Polymeric Ester
By: Louis L. Punto, Kevin Lou and Eva-Maria C. Har…
Pigment wetting, skin moisturization and gloss are three functions that can be obtained simultaneously from octyldodecyl/PPG-3 myristyl ether dimer dilinoleate, a new polymeric ester synthesized partly from one of the skin’s essential fatty acids.
Dec 19, 2005 | 01:39 AM CST
Silicone Quaternary Microemulsion: A Multifunctional Product for Hair Care
By: Todd Ostergaard, Alvaro Gomes, Kim Quackenbush…
A new multifunctional silicone quaternary polymer microemulsion for hair offers conditioning, as well as protection from heat, improved permanent color retention, enhanced body and volume, and product clarity.
Dec 19, 2005 | 01:37 AM CST
Using Polyquaternium-64 to Condition Damaged Hair
By: Kunio Shimada, Ph.D., NOF Corporation, Life Sc…
Studies reported here show that by forming a gel layer that coats the surfaces of damaged hair fibers, this new, cationic, biomimetic copolymer helps to restore the appearance of healthy hair.