Film tube for packaging articles and method for forming the same

Details Film tube for packaging articles and method for forming the same Film tube for packaging articles and method for forming the same

1993-08-24

1995-06-06

Barry, Chester T.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

1562726, 156324, B32B 3100

Patent

active

054219329

ABSTRACT:
A film tube has a substrate having opposed side edges. A first surface of the film is subjected to corona electrical discharge treatment. The first surface of the film is provided thereon with a printing ink layer. A first edge region along one of the opposed side edges of the first surface of the film is provided with an adhesive layer. A second edge region along an opposed side edge of a second surface of the film is activated by the corona electrical discharge treatment. The first edge region and the second edge region are overlapped and bonded with one another through the adhesive layer. A method for making the film tube is also provided.

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