Patent ID: 11905070
Assignee: ILLINOIS TOOL WORKS INC.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC B  C  D  Y | IPC B  C  D

Claim 0:
1. A repulpable, re-closeable flexible package comprising:
repulpable front and back walls, each including a first side, a second side, a top and a bottom and formed from a blend of a water-soluble polymer and a plant-based cellulose material;
the repulpable front and back walls being joined together at the respective first sides, second sides and bottoms;
a re-closeable mouth defined by the top of the front wall and the top of the back wall; and
a repulpable zipper positioned at the top of the front wall and the top of the back wall, the repulpable zipper including at least two interlocking elements connected to the front wall and at least two opposing interlocking elements connected to the back wall;
the repulpable zipper being movable between a first open position that disengages the at least two interlocking elements connected to the front wall from the at least one two opposing interlocking elements connected to the back wall and a second closed position that engages the at least two interlocking elements connected to the front wall to the at least two opposing interlocking elements connected to the back wall;
wherein the repulpable zipper includes a blend of 10 to 90% by weight of a water-soluble polymer and 10 to 90% by weight of fibers of a plant-based cellulose material.