Silicone vitamin esters
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United States of America Patent
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Nov 7, 2006
Grant Date -
N/A
app pub date -
Feb 12, 2004
filing date -
Feb 12, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention discloses novel series of silicone esters, which are useful as antioxidants on skin. The products are produced using for a variety of hydroxyl containing actives such as vitamin A (retinol), vitamin A-2, and vitamin E. Compounds of the invention are prepared by the esterification of (a) a specific silicone methyl ester and (c) a hydroxyl functional active. The esters of the present invention allow for the formulation of personal care products in which the 'active' can be formulated into a variety of solvents without the loss of activity.
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