Patent ID: 6213409
Filing Date: 2001-04-10
Classification: A61L,Y10T

Abstract:
A three-dimensional sachet article located in a three-dimensional space comprising:(1) non-rigid, hollow containment means consisting of a non-rigid, non-perforated container wall, which is a continuous, thin lamina separating an inner void from an outer environment, totally surrounding said inner void; having a height of from about 3 inches up to about 6 inches and a width of from about 2 inches up to about 5 inches; and having a measurement of weave of from about 10 up to about 120 grams per square centimeter, and which is porous to perfumes having a calculated log.sub.10 P of from about 3 up to about 8; and(ii) contained within a major proportion of said inner void and supported by said non-perforated container wall, a plurality of extruded polymeric perfume-containing and evolving particles having a total weight of from about 2 grams up to about 14 grams and a diameter of from about 3 mm up to about 7 mm, each of which contains within the interstices, thereof from about 5 up to about 45% by weight of a perfume composition having a calculated log.sub.10 P of from about 3 up to about 8, and a boiling point at atmospheric pressure of greater than 250.degree. C., which perfume composition is emitted in a controllably releasable manner over an extended period of time into said inner void and then into said outer environment.