Patents: Aromatic application

摘要

Described is a process for preparing liquid personal cleansing compositions that provide enhanced perfume deposition on the skin with increased fragrance longevity after application.The compositions in the patent include shower gels,hand soaps and shampoos,and comprise,in their most basic form,anionic and amphoteric surfactants;a volatile perfume;and water.To enhance perfume deposition and longevity it is first mixed with a cationic polymer and,of the many mentioned,polyquaternium-10 is preferred by the applicants.The polymer must be fully hydrated and the method described in the patent involves adding 2g of polymer to 98g water at room temperature.The solution is stirred overnight until the polymer is fully hydrated and the solution becomes clear.To 15g of this solution is added 0.50g of the volatile perfume to form a premix.The personal cleansing composition is preferably a shower gel composed of about 10-15% sodium laureth sulfate and 3-5% cocamidopropyl betaine with sufficient sodium chloride to adjust the viscosity to between [ 5,000cps and 10,000cps.Other optional ingredients are present to adjust its pH and to improve the aesthetics and sensorial properties of the composition;to this is added the perfume premix and the balance of the composition is water.There are many variations of this composition mentioned in the patent and this should only be accepted as an illustration.