Patent Picks—Melatonin Antioxidants, Flax for Barrier Function, Quinoa and More for Skin Care, Moisturization
By: Katie Anderson
Posted: September 4, 2012
Chosen biweekly for their relevance to personal care, Patent Picks are taken from publicly available sources. This edition features patents related to moisturization for both skin and hair care.
Preparation of cationic terpolymers and personal care compositions comprising them
US Patent 8258248
Publication date: Sept. 4, 2012
Assignee: BASF SE
The present invention is directed to cationic terpolymers, methods to make them, and their use in personal care compositions. These terpolymers provide extra conditioning benefits in hair and skin care products.
Topical skin barriers and methods of evaluation thereof
US Patent 8258191
Publication date: Sept. 4, 2012
Assignee: Coloplast A/S
Disclosed in this patent are topical skin barriers for protecting and promoting skin healing, and for providing comfort to the users. Said topical barriers comprise a semi-solid hydrocarbon and a water-absorbing compound. They effectively adhere to skin, affording protection from moisture and waste, and provide transparency in use. Methods of in vitro evaluation disclosed are for the composition's protection from moisture and waste, and its adherence to skin.
Much Needed Information on Formulating for Antioxidant Claims
Antioxidants in the Skin by Roger McMullen is the first book to offer a comprehensive account of antioxidants in personal care and addresses the cellular level of human skin. Researchers are often challenged with the difficult task of choosing a proper antioxidant assay from the innumerable amount described in literature. This book contains a full description of how these tests are carried out and the advantages/disadvantages associated with each assay.
Find Out More! Alluredbooks-Antioxidants in the Skin