Film laminate comprising a sealing layer

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United States of America Patent

PATENT NO 10611535
SERIAL NO

15547361

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Abstract

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In order to improve the sealing properties and the sliding properties of a sealing film, it is provided that surface structures are provided on a first side of the sealing film, wherein the largest thickness of the sealing film is at least 10% greater than the smallest thickness of the sealing film, and the largest lateral extension of the surface structures is smaller than 500 μm and a slip additive is added to the sealing film in an amount that yields an S-value of less than 10,000, and preferably less than 5,000.

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Patent Owner(s)

  • CONSTANTIA PIRK GMBH & CO. KG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Geillersdörfer, Ingo Mantel, DE 4 10
Geitner, Werner Weiden, DE 3 14
Grefenstein, Achim Altrip, DE 24 103

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