POLYOLEFIN MASTERBATCH BASED ON GRAFTED POLYPROPYLENE AND METALLOCENE CATALYZED POLYPROPYLENE
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United States of America Patent
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Issued Date -
Nov 13, 2014
app pub date -
May 8, 2014
filing date -
May 8, 2013
priority date (Note) -
Abandoned
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Abstract
The present disclosure provides masterbatch compositions comprising a polypropylene grafted with a grafting monomer selected from maleic anhydride, acrylic acid or other acid or anhydride functional groups that could be grafted to a polypropylene backbone and a metallocene catalyzed polypropylene base resin. Additionally, the present disclosure provides a polymer composition which includes from 0.1 to 10.0 wt. % of the masterbatch composition, and from 50 to 90% of a third polypropylene, and from 5 to 45% of a filler.
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