Label film for deep-drawing processes

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United States of America Patent

PATENT NO 9446554
APP PUB NO 20110268934A1
SERIAL NO

13143958

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to the use of a multilayer, biaxially oriented polyolefin film comprising at least five layers as the label in deep drawing, which film is constructed from the following layers

    I the base layer is free from vacuoles, andIIa the outer intermediate layer is free from vacuoles and contains at least 95% by weight propylene polymer, which polymer has a propylene content of 98 to 100% by weight relative to the propylene polymer, andIIIa printing may be applied to the outer cover layer, andIIb the inner intermediate layer is constructed essentially from propylene polymer and contains vacuoles, andIIIb the inner cover layer is applied to the surface of the inner intermediate layer and is a sealable cover layer, and is a sealable cover layer, and has a sealing initiation temperature <130° C.

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Patent Owner(s)

  • TREOFAN GERMANY GMBH & CO. KG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Duepre, Yvonne Enkenbach-Alsenborn, DE 3 5
Tews, Wilfrid Bechhofen, DE 12 87

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