Adhesive Propylene Polymer Composition Suitable for Extrusion Coating of Paper Substrates
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United States of America Patent
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Issued Date -
May 12, 2011
app pub date -
Apr 23, 2009
filing date -
Apr 28, 2008
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Abstract
Two-component adhesion composition suitable for extrusion coating paper substrates which comprises a) from 70 to 98 wt % of high melt strength polypropylene (A) with a branching index g′ of 0.9 or less and b) from 2 to 30 wt % of a component (B) selected from the group of (i) maleic anhydride-modified polypropylene (MAPP) (ii) maleic anhydride-modified polypropylene wax (iii) polypropylene homopolymer with high melt flow rate or (iv) ethylene-vinyl acetate-based hot melt adhesive and its use.
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