Patent ID: 9573342
Date: 2017-02-21
CPC Classifications: B32B,B65B,B65D,D04H,Y10T

Claim:
1. A bag having at least one closed end and at least first and second side walls, at least a portion of the bag being made from an open mesh material extending in machine and cross machine directions, the open mesh material comprising layers of individual filaments that intersect one another, at least some of the individual filaments being generally rectangular in transverse cross section, having a thickness of between 10 and 200 microns, and being composite filaments having a carrier portion of a relatively high melting point and a bonding portion of a relatively low melting point, the bonding portion of each composite filament being thermally bonded to other filaments at at least some points of intersection, and wherein the open mesh material has a mass per unit area of less than 30 g/m 2 and a strength to mass ratio in at least one of the machine and cross machine directions of at least 2.67 N/(g/m 2 ), where strength is measured in accordance with ASTM standard D 5034.