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Dec 13, 2005 | 11:03 PM CST
By: Nancy Clements, International Specialty Produc…
This article surveys a variety of tests used to evaluate polyimide-1, a new hair styling resin, by comparing its performance against that of PVP in gel and mousse formulations.
Dec 13, 2005 | 11:01 PM CST
By: Philippe Maillan, Anna Gripp, Fintan Sit, Rola…
The data presented shows polysilicone-15 demonstrates the ability to perform as a UV fi lter for hair protection and decreases the combing force necessary after irradiation to sample hair tresses in addition to enhancing the shine attribute of a formulated product.
Dec 13, 2005 | 11:00 PM CST
By: Anthony J. O'Lenick, Jr., Siltech LLC
This study of the compatibility, foam properties, and substantivity of quats with sodium lauryl sulfate (SLS) and sodium laureth-3-sulfate (SLES) helps to explain the function of conditioners.
Dec 13, 2005 | 10:49 PM CST
By: Luigi Rigano, L. Rigano Laboratories; Elisabet…
Tests described here show that chelating agents can stabilize solutions of zinc coceth sulfate, enabling this multifunctional active to provide mild skin cleansing, antidandruff, deodorant and skin renewal benefits. The role of zinc species deposition onto skin has also been investigated.
Dec 13, 2005 | 10:45 PM CST
By: R.J.W. Hefford, Independent Cosmetic Advice Lt…
The author suggests that current and evolving regulations may lead to a positive list and fewer allowed raw materials for hair colouring products in the European Union.
Dec 13, 2005 | 10:43 PM CST
By: Jane Hollenberg, JCH Consulting
The specifications, advantages, disadvantages and handling considerations of carbon black are described, as this old cosmetic color additive – de-listed for 29 years – returns to use with a new name: D&C Black #2
Dec 13, 2005 | 10:37 PM CST
By: N. Portal, J. Guesnet, YSL Beaute; N. Abdul-Ma…
Color fading and dulling of foundation pigments can be avoided by new coating materials and application techniques, as this article demonstrates in the case of a pearl protein extract applied by a fluid air bed coating technology. This technology also treats pigments and fillers to give them optical properties to improve skin radiance.
Dec 13, 2005 | 10:33 PM CST
By: Vincent A.L. Wortel, Cornelis Verboom, Johann …
The authors introduce a method to use rheological properties (such as dynamic viscosity and yield stress) to describe and predict skin sensory attributes (such as cohesiveness) of cosmetic products. This is a first step in learning to use emulsion structure to predict sensory attributes.
Dec 13, 2005 | 10:21 PM CST
By: Mark B. Erman, Millenniumm Specialty Chemicals…
Synthetic cooling agents, their mechanism, strength and action on skin are described in this literature survey, drawn primarily from recent patents. Examples illustrate the use of these agents in applications such as after-shave, after-sun, anti-cellulite, and toners.
Dec 13, 2005 | 10:17 PM CST
By: Randy Schueller and Perry Romanowski, Alberto-…
The regulatory climate for cosmetic products is becoming more difficult for formulators. Here, the authors describe how new rules have inspired cosmetic chemists to use a variety of strategies and partner with raw material suppliers and packaging houses in order to provide consumers with what they want.