Patent ID: 9073125
Filing Date: 2015-07-07
Classification: A61K,A62D,B23B,B32B,C08J,Y02A

Abstract:
1. A finished article comprising a laminate comprising: (a) an insoluble continuous chitosan film, (b) a substrate onto which the chitosan film is adhered, and (c) at least one layer of fabric, wherein: the continuous chitosan film and a layer of fabric are bonded discontinuously using an adhesive that is present as an array of adhesive dots, in a pattern of lines or in a pattern of curves, the substrate comprises a film comprising a polar polymer or a sheet comprising a polar polymer, wherein the polar polymer is an elastomer, glassy polymer, or semi-crystalline material, and wherein the substrate is incorporated into the laminate, and the fabric is woven or nonwoven and comprises one or more members selected from the group consisting of aramids, polybenzimidazoles, nylons, polyesters, and cotton, said article being chemically protective and selectively permeable to water vapor such that: