Propylene resin composition
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United States of America Patent
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Apr 19, 2016
Grant Date -
Jan 15, 2015
app pub date -
Jul 8, 2014
filing date -
Jul 12, 2013
priority date (Note) -
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Abstract
Disclosed are a propylene resin composition (A) composed of 0.5 to 10% by weight of a specific propylene homopolymer (a1), 40 to 98% by weight of a specific propylene polymer (a2), 1 to 25% by weight of a specific propylene-ethylene random copolymer (a3), and 0.5 to 25% by weight of a specific propylene-ethylene random copolymer (a4), where the total amount of (a1), (a2), (a3) and (a4) is taken as 100% by weight, and an olefin resin composition comprising 100 parts by weight of the propylene resin composition (A), 5 to 75 parts by weight of an ethylene-α-olefin copolymer (B), and 1 to 75 parts by weight of an inorganic filler (C). The propylene resin composition can afford a molded article excellent in scratch resistance and rigidity.
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