Active ingredient-releasing cyclic siloxanes

C - Chemistry – Metallurgy – 07 – F

Patent

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C07F 7/21 (2006.01)

Patent

CA 2549996

Cyclic siloxanes that contain releasable active ingredients are described. The active ingredient can be an alcohol or enolizable carbonyl-containing compound such as a ketone, aldehyde, or ester. The product siloxanes are useful in a variety of personal and household care products where slow or controlled release of active ingredient is desired. A preferred embodiment utilizes substituents that when released as active ingredients are fragrant.

L'invention concerne des siloxanes cycliques contenant des principes actifs libérables. Le principe actif peut être un composé contenant du carbonyle énolisables ou de l'alcool, tel que de la cétone, de l'aldéhyde ou de l'ester. Les siloxanes produits sont utiles dans une grande diversité de produits d'hygiène personnelle ou domestique dans lesquels une libération lente et contrôlée du principe actif est souhaitée. Dans un mode de réalisation préféré de l'invention, des substituants qui sont parfumés lorsqu'ils sont libérés en tant que principes actifs sont utilisés.

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