Patent ID: 6825161
Filing Date: 2004-11-30
Classification: A61K,A61Q,C11D

Abstract:
A controlled delivery system for soap comprising:a plurality of solid positively charged nanospheres, each of said solid nanospheres comprising an effective amount of a first active agent said plurality of nanospheres being encapsulated in a moisture sensitive microsphere, said moisture sensitive microsphere is formed of a moisture sensitive matrix material and a second active agent encapsulated in said moisture sensitive matrix material wherein said first active agent is the same or different than said second active agent, said first active agent and said second active agent is a fragrance and one or more of a vitamin, antimicrobial agent, antifungal agent, anti-inflammatory agent, anti-acne agent, cosmetic soothing active, skin lightening active, sunscreen active, anti-itch active, antioxidant or skin conditioner and wherein said moisture sensitive matrix material releases said second active agent upon contact with moisture.