Stack of sheets with repositionable adhesive alternating between opposite edges and containing one of more sheets different from other sheets
Assignee3M Innovative Properties Company
InventorFrederic P. A. Le Riche
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Abstract
The present invention provides a stack of flexible sheet material (200) comprising a plurality of sheets (201) disposed one on top of another, each sheet having repositionable adhesive (202) along one edge and being free of adhesive along the opposite edge and the sheets are stacked with the repositionable adhesive edge of each sheet disposed along alternate opposite edges to maintain the sheets in the stack, characterised in that said stack comprises at least two sheets that are different from each other. The present invention also provides a method and apparatus for obtaining a stack of sheets as defined above and a dispenser comprising a stack of sheets as defined above.
Claims7
A method for applying coating material to sheets, comprising the steps of:
- applying coating material to a transfer surface;
- conveying a plurality of sheets man end-to-end relationship to a transfer location;
- and
- contacting the sheets at the transfer location with the transfer surface to transfer the coating material to the sheets thereby obtaining a coated area on each of said sheets;
- and
- wherein said coating material is applied to Mid transfer surface such that when coating material is transferred to a first and second sheet that are next to each other, the coated areas on said first and second sheets are offset relative, to each other in the direction perpendicular to the direction of conveyance of the sheets.
Dependencies are inferred from the claim text.