Patent ID: 8236711
Filing Date: 2012-08-07
Classification: F41H,Y10T

Abstract:
1. A flexible spike and knife resistant composite comprising a stack of at least ten (10) consolidated layer groupings, wherein each layer grouping has a normalized stiffness of less than about 5 g/g/m 2 as tested by a modified ASTM Test Method D6828-02 and comprises: one or two spike resistant textile layers, each layer comprising a plurality of interlocked yarns or fibers, wherein the yarns or fibers have a tenacity of about 8 or more grams per denier and the fiber size is less than ten denier per filament, at least one adhesive layer; one or two knife resistant textile layers comprising monoaxially drawn fiber elements, wherein the fiber elements have an aspect ratio of greater than one and have a size greater than 100 denier per filament and, wherein the fiber elements are bonded to each other or to the spike resistant layer.