Polyolefin adhesive compositions and articles made therefrom
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United States of America Patent
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Apr 20, 2010
Grant Date -
Dec 9, 2004
app pub date -
Apr 15, 2004
filing date -
Oct 15, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Embodiments of the present invention relate to article comprising 1) a functionalized component, 2) tackifier, and 3) an olefin polymer comprising one or more C3 to C40 olefins, optionally one or more diolefins, and less than 5 mole % of ethylene having a Dot T-Peel of 1 Newton or more, a branching index (g′) of 0.95 or less measured at the Mz of the polymer; and an Mw of 100,000 or less; where the functional component is selected from the group consisting of functionalized polymers, functionalized oligomers and beta nucleating agents; and where the Gardner color of the adhesive does not change by more than 7 Gardner units when the adhesive has been heat aged at 180° C. for 48 hours as compared to the Gardner color of the unaged composition.
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