Patent ID: 8968647
Filing Date: 2015-03-03
Classification: A61L,Y10S,Y10T

Abstract:
1. A multi-layer article, comprising: a sorbent layer having a first side and a second side; a vapor permeable or microporous layer adjacent to at least a portion of at least one of the first side and second side of the sorbent layer; optionally, a second vapor permeable or microporous layer on a side of the vapor permeable layer not adjacent to the sorbent layer; optionally, a vapor impermeable layer adjacent to a portion of the sorbent layer not adjacent to the vapor permeable or microporous layer; and an active composition comprising at least 60% by weight of at least one volatile component having a vapor pressure of 0.03 to 2 mm Hg when measured at 20° C. and 760 mm Hg; wherein the sorbent layer is a nonwoven material having a density of from 2.0 to 25 mg/cc, the sorbent layer comprises the active composition, and each layer is capable of being formed into a required shape or structure.