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Patent Picks by Bud Brewster
By: Bud Brewster
Posted: October 16, 2007
Cosmetics & Toiletries.com presents collections of recently issued patents for your consideration. Chosen by our technical editor, Bud Brewster, for their relevance to personal care, these "Patent Picks" are taken from publicly available sources, collected and presented here for your convenience.
Ciba Specialty Chemicals Corp.
Preparation of functionalized cationic polymers and their application in personal care
Water-soluble functionalized cationic copolymers can be obtained by a process that consists of reacting a cationic base polymer that contains amino groups with at least one functional compound reactive to at least a part of the amino groups on the base polymer. These polymers are useful in personal care and cosmetic formulations.
Symrise GmbH & Co. KG
Novel indanone compounds
Novel indanylidene compounds can be used as UVA filters in cosmetic compositions for protecting skin and hair and for technical applications.
Method of preparing a cosmetic composition and an apparatus for implementing such a method
A method of preparing a cosmetic composition includes injecting, into a plurality of enclosures containing different substances, at least one fluid via a plurality of injectors. The method produces a plurality of solutions that, after mixing, form all or part of the cosmetic composition.