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New in Color Cosmetics (page 2 of 5)
Mar 01, 2012 | 03:30 PM CST
By: Peter Tsolis and John Castro, The Estée Lauder…
Although any formulation type can pose obstacles for the cosmetic chemist, foundations are notorious for their degree of difficulty and intricacy of detail. As if it were not challenging enough to stabilize emulsions with superior aesthetics, foundations require emulsion stability while ensuring color properly develops and stays uniform throughout the product.
Mar 01, 2012 | 03:26 PM CST
By: Luigi Rigano, Rigano Industrial Consulting Lab…
The category of color cosmetics referred to as foundations, also known as bases, strives to achieve a complex mix of functional, sensorial and aesthetic effects. These all-over facial cosmetics aim to hide minor skin imperfections like wrinkles and blemishes; to even and modify the skin color of the face; and to alter the light reflection capability and luminosity of the face and neck—all while maintaining a natural-looking and velvety appearance.
Dec 02, 2011 | 02:29 PM CST
By: Howard I. Maibach, MD, University of Californi…
Following is an overview of research correlating, even at trace amounts, raw materials present in eye area color cosmetics with contact dermatitis.
Jun 01, 2011 | 01:26 PM CDT
By: Mike J. Fevola, Johnson & Johnson
While TiO2 is often incorporated as a colorant and an opacifier in cosmetics and personal care products, its most important applications are as a sunscreen active and as a component of specialty pigments for color cosmetics.
May 02, 2011 | 01:50 PM CDT
By: Frank C. Pagano, PhD, Chanel Inc.
In the present article, nail polish is reviewed for its function as a decorative coating for the nails. In addition, formulation requirements are described to assist nail polish developers in achieving both the desired decorative effects as well as the necessary performance as a coating.
May 02, 2011 | 01:22 PM CDT
By: Eric. S. Abrutyn, TPC2 Advisors Ltd., Inc.
The fingernail or nail plate is a complex matrix comprising closely packed keratinized epithelial cells or onychocytes—cross-linked cysteine bond matrix proteins containing inorganic elements such as sulfur as well as calcium, sodium, iron, aluminum, copper, etc.
May 27, 2010 | 12:37 PM CDT
By: Kelly Dobos, Kao Brands
Dihydroxyacetone (DHA) remains the most effective ingredient for sunless tanning; however, it poses several challenges to the formulator. Following is a review of those challenges, including: stability, malodor during the browning reaction, compatibility issues with sun protection ingredients and the generation of free radical damage. In addition, the author suggests some solutions to these challenges.
Mar 30, 2010 | 11:45 AM CDT
By: Yelena Lipovetskaya, Cospheric LLC
Advances in manufacturing solid polyethylene microspheres have enabled their development in various colors as well as controlled traits such as opacity, specific gravity, particle size distribution and electrostatic charge. These traits can be leveraged by formulators to create new effects in color cosmetics, described here.
Jul 30, 2009 | 12:04 PM CDT
By: Isabelle Imbert, PhD; Anne Francoise Clay; Joe…
The cosmetic industry is challenged to develop active ingredients to provide the skin with a natural, healthy glow without sunlight exposure. Here, the author examines the effects of Pisum sativum extract on melanocytes and shows a time- and dose-dependent increase in skin tone, also suggesting the material could protect skin from UV damage.
Jul 30, 2009 | 11:54 AM CDT
By: Eric Abrutyn, TPC2 Advisors Ltd., Inc.
This article is the third in a four-part series that highlights connections between cooking chemistry and personal care product development, including reactions that occur and why, and how to best utilize these reactions, for the benefit of formulators.