Container and method of making container from polyethylene napht

Details Container and method of making container from polyethylene napht Container and method of making container from polyethylene napht

1996-12-31

1998-07-14

Dye, Rena L.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 369, 428 3692, 428480, 4285428, 428910, 215374, 215379, 215382, 264532, B65D 9002, B65D 102

Patent

active

057801304

ABSTRACT:
The present invention is directed to a pourable, hot wash, refillable container comprising a base, a cylindrical body having an average side wall thickness of at least 0.635 mm, a shoulder portion, and a neck portion, the pourable, hot wash, refillable container being composed of polyethylene napthalate or a copolymer thereof, the refillable container being capable of undergoing multiple trips through a washing, filling, shipping and consumer use cycle, and the base of the container having sufficient impact resistance so that the container will not break when dropped one meter onto a concrete surface when filled with water at both 4.4.degree. C. and 22.2.degree. C. The invention is further directed to a method for manufacturing a pourable, hot wash, refillable container, which comprises the steps of forming a preform of the container composed of polyethylene napthalate or a copolymer thereof, and molding said preform to form a pourable, hot wash, refillable container.

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