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Ultraviolet absorber for cosmetics and polymeric materials

United States Patent Application

20070189990
A1
View the Complete Application at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
Esters of cinnamic acids with sugar alcohols and anhydro-sugar alcohols are described. The esters have ultraviolet light absorbing properties. In particular, the diester of ferulic acid with isosorbide is a UV-absorber derived from natural materials and has use as a UV-absorber for polymeric materials and as a UV-absorber for cosmetics.
East, Anthony (Madison, NJ), Zhang, Yi (Harrison, NJ), Jaffe, Michael (Maplewood, NJ)
11/ 355,936
February 16, 2006
[0001] The invention was made with Government support under Contract DE-AC0676RLO 1830, awarded by the U.S. Department of Energy. The Government may have certain rights in the invention.