GUSSET BAG WITH SQUARE BOTTOM

摘要

PROBLEM TO BE SOLVED: To provide a gusset bag with a square bottom, on which pasting parts are pasted together with adhesive strength larger than the strength of a waxed paper sheet even if the waxed paper sheet contains a wax having a high melting point or is coated with a large amount of a wax.

SOLUTION: The gusset bag with the square bottom is made by using the waxed paper sheet 1 having the pasting parts 1a, 1b, which are pasted together using a highly viscous adhesive that is a mixture of an acrylic resin emulsion type adhesive and a cellulosic thickener.

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