Patent ID: 7771555

Claim:
A method of manufacturing a laminated strip tape for protection of end faces of container walls in a seal section in which walls of the container are overlaid on each other, the method comprising: (a) preparing a web-formed oriented polyester film; (b) applying a liquid containing ethylene-vinyl alcohol copolymer on a surface of the oriented polyester film being carrier, with a constant width and with a constant pitch in the band-like state to form a plurality of band-like coating films made of ethylene-vinyl alcohol copolymer and a plurality of not-coated zones; (c) laminating a thermo-sealable polyolefin layer via a adhesion layer on each of the both surface of the oriented polyester film; and (d) cutting the obtained laminated film substantially along a center line of each of the not-coated zones to obtain a plurality of strip tapes.