Thermoplastic handled bags and their method of manufacture

Flexible bags – Lifting or suspending element – Unitary with bag

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Details

B65D 3002, B65D 3306

Patent

active

050569317

ABSTRACT:
The instant invention relates to a handled thermoplastic bag made of a thermoplastic film comprising a high density polyethylene or a major amount of high density polyethylene and a minor amount of one or more other polymers, e.g., linear low density polyethylene. The handled bag is characterized by a front and rear bag wall, a closed bottom and an open mouth top portion having a pair of laterally spaced handles, said front and rear bag walls, between said handles defining an open bag mouth and is further characterized as comprising a smoother cut-out edge at corner portions of the open bag mouth than provided at said lower mouth edge whereby the smoother cut-out edge of the corner portion reduces the tendency of the thermoplastic film to tear at the corner when subjected to stress. Use of the aforementioned smooth corner cut-out is also beneficial in manufacturing handled bags at commercial manufacturing rates.

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patent: 4819806 (1989-04-01), Pistner

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