Method of co-extrusion of different coating materials, including adhesive coating with intermittent non-adhering sections, and products produced thereby
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United States of America Patent
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Feb 16, 1988
Grant Date -
N/A
app pub date -
Feb 6, 1986
filing date -
Feb 6, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of and apparatus for co-extruding upon a first continuous coating adhered to a substrate band (such as a pressure-sensitive adhesive), periodic top coat sections of coating material of different characteristics (such as non-stick properties), as for such purposes as providing laminating adhesive strips in desired regions only, as for use in diaper laminates and the like.
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