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May 06, 2003 | 02:00 AM CDT
Multifunctionality: From "One in More" to "More in One"
By: Johann W. Wiechers, PhD, Cock Verboom, Vincent…
The authors explain the requirements for interactions of single components in mixtures in order to obtain multifunctional mixtures. These requirements include synergy and the need to excel in a single specific performance.
May 06, 2003 | 02:00 AM CDT
An MPC Phospholipid Polymer with Skin Protection Benefits
By: Mamoru Tsuchida and Kunio Shimada, NOF Corpora…
A new phospholipid polymer has been developed for various applications, including cosmetics. In this report, the authors evaluate the polymer's ability to reduce several indicators of surfactant-irritated skin. They also demonstrate the polymer's potential for increasing the lasting time of perfumes.
May 06, 2003 | 02:00 AM CDT
Developing a Refreshment Towel for Men
By: A Patel, M Thomas, D Elsbrock and T Long
This article describes the development of a refreshment towel intended to manage sweat and odor anywhere on the body. The design framework, substrate, refreshment formulation and packaging are discussed.
May 06, 2003 | 02:00 AM CDT
Mentor Series—Self-Tanners: Formulating with Dihydroxyacetone
By: Ratan K. Chaudhuri and Christina Hwang, Rona/E…
This paper discusses the background behind the development of self-tanning products using DHA. Its structure, chemistry, self-tanning mechanism and formulation guidelines are also discussed.
May 06, 2003 | 02:00 AM CDT
Algal Active Substances
By: Xavier Briand, SECMA
In recent years, ingredients from the sea have shown to be effective in cosmetic applications. In this article, the author explains how some of these ingredients can be used successfully in personal care formulations.
May 06, 2003 | 02:00 AM CDT
Cationic Emulsifiers: A Most Underutilized Category
By: Ken Klein
Cosmetic chemists have at their disposal a seemingly endless supply of emulsifiers from which to choose. By far, the most popular category of emulsifiers is “soap"–the reaction product between a fatty acid typically stearic acid) and an alkali earth metal (typically sodium hydroxide, occasionally potassium hydroxide).
May 06, 2003 | 02:00 AM CDT
Procyanidin B-2 and the Hair Growing Activity of Proanthocyanidins
By: T Takahashi, A Kamimura and Y Yokoo, Tsukuba R…
Purified apple juice provides procyanidin B-2, a hair growth stimulant with demonstrated effects in murine models both in vitro and in vivo, and in clinical trials on humans with male pattern baldness.
May 06, 2003 | 02:00 AM CDT
Refractive Index Matching: Principles and Cosmetic Applications
By: James Ziming Sun, PhD, Michael C. Erickson and…
Clear emulsion formulas can be achieved by matching refractive indexes (RI) of water phase and oil phase. The match is achieved by varying the ratio of water and glycols, as show in several skin and hair care formulas.
May 06, 2003 | 02:00 AM CDT
Video Imaging in the Measurement of Makeup Efficacy and Performance
By: Rodolphe Korichi, LVMH Lab R&D
Video imaging techniques add quantitative data about the visual effects of makeup when evaluating efficacy and performance of products such as mascaras, lip colorants, facial foundations and nail enamels.
May 06, 2003 | 02:00 AM CDT
An Olive Oil- and Wheat-Derived Lipoprotein Emulsifier
By: M. D'Angelo, G. Proserpio, and G.B. Rastrelli,…
Olive oil and hydrolyzed wheat protein can be combined to form a lipoprotein that functions as an emulsifier and a "green" surfactant.