Package making – Methods – Wrapping contents including cover forming
Patent
1991-12-09
1993-01-05
Culver, Horace M.
Package making
Methods
Wrapping contents including cover forming
53411, 156320, B65B 5110, B65B 2300, B65B 2514
Patent
active
051759780
ABSTRACT:
A wrapper paper for pressure sensitive products bearing on one of its flat surfaces a layer of polyethylene and on the opposite of its flat surfaces a layer of a primer selected from the polyalkyleneimine class, at least portions of the opposite flat coated surfaces facing one another in overlapping relationship when the paper is wrapped about a product, the overlying areas of the wrapper paper being sealed to one another by heat means and the application of very low pressure to the overlapping portions.
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Culver Horace M.
International Paper Company
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