Patent ID: 6379689
Filing Date: 2002-04-30
Classification: A01M,A61L

Abstract:
An article for controlled and substantially uniform release of a volatile active organic substance into the surrounding atmosphere, said article including a silicone elastomer matrix (a) of desired shape in which are dispersed said volatile substance (b) and an effective amount of an agent (c) for compatibilizing said volatile substance and said silicone elastomer of said matrix, wherein said compatibilizer (c) is an organic solvent with a Hildebrandt solubility parameter from 8 (cal/cm3)Â½ to 14 (cal/cm3)Â½ and a vapor pressure of from 0.0005 mm to 0.8 mm of mercury (0.06 Pa to 105 Pa) at 20Â° C.