| 摘要 |
A composition for controlled release of an active material such as a fragrance, sunscreen, vitamin or biocide in a product such as a hair shampoo, shower gel, another personal product such as an antiperspirant or deodorant, a household cleaning product such as a laundry detergent, hard surface cleaner or polishes, or a fabric softener, air freshener or tumble drier sheet, comprises a blend of the active material and a waxy cyclopolysiloxane. The cyclopolysiloxane is preferably substituted by hydrocarbon substituents having 12 or more carbon atoms and may also contain an aryl or aralkyl substituent.
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