Laminate film
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United States of America Patent
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Apr 1, 1997
Grant Date -
N/A
app pub date -
Aug 31, 1994
filing date -
Sep 6, 1993
priority date (Note) -
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status (Latency Note)
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Abstract
Disclosed are a laminate film having at least three layers, the three layers being (A) an intermediate layer and (B) two outer layers, the intermediate layer (A) being composed of a resin composition comprising 20 to 100% by weight of an amorphous polyolefin containing at least 50% by weight of a propylene and/or butene-1 and 80 to 0% by weight of a crystalline polypropylene, and the two outer layers (B) being composed of a resin composition comprising a polyolefin and a thermoplastic styrene elastomer, and a laminate film having at least three layers, the three layers being (A) an intermediate layer and (B) two outer layers, the intermediate layer (A) being composed of a resin composition comprising 20 to 100% by weight of an amorphous polyolefin containing at least 50% by weight of a propylene and/or butene-1 and 80 to 0% by weight of a crystalline polypropylene, and the two outer layers (B) being composed of a resin composition comprising a propylene resin and a thermoplastic styrene elastomer.
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