Method for bonding pour spouts to containers

Details Method for bonding pour spouts to containers Method for bonding pour spouts to containers

1991-09-26

1992-02-18

Marcus, Stephen

Envelopes, wrappers, and paperboard boxes

Paperboard box

With closure for an access opening

493 53, 493 87, 493326, 427 40, 427 41, B65D 4300

Patent

active

050886436

ABSTRACT:
The polymer coated exterior of a paperboard container used to package liquid products is selectively treated with a flame or corona to raise the surface tension in the areas which are intended to accept ink while eliminating or canceling any surface treatment in the region where a pour spout fitment is to be bonded to the container.

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Guide to Corona Film Treatment, Modern Plastics, J. C. von der Heide and H. C. Wilson, May 1961, pp. 199-202, 205, 206 and 344.

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