Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1992-12-21
1994-03-08
Ball, Michael W.
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
1563096, 156499, 428 352, B32B 3120
Patent
active
052923924
ABSTRACT:
Free edge-sealed film articles and a method for making such, wherein the articles comprise a plurality of film portions and contain a free edge-seal between two of such portions, with one or both of the two free edge-sealed portions consisting essentially of a plurality of layers of diverse thermoplastic materials which are so ordered that on sealing the two portions together, the ordered layered film portion is curled toward the other of the two free edge-sealed portions.
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Price William D.
Ball Michael W.
Dowbrands Inc.
Lorin Francis J.
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