Polypropylene resin composition
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United States of America Patent
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Mar 10, 2015
Grant Date -
Jan 16, 2014
app pub date -
Jan 27, 2012
filing date -
Jan 27, 2011
priority date (Note) -
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Abstract
A polypropylene-based resin composition including 100 parts by weight of the following component (A), 18 parts by weight or more and 65 parts by weight or less of the following component (B), 6 parts by weight or more and 45 parts by weight or less of the following component (C), 25 parts by weight or more and 60 parts by weight or less of the following component (D), 0.1 part by weight or more and 6.5 parts by weight or less of the following component (E) and 0.15 part by weight or more and 5.0 parts or less by weight of the following component (F):
- (A) a specific propylene-ethylene block copolymer A:(B) a specific propylene-ethylene block copolymer B:(C) an ethylene-α-olefin copolymer having a melt flow rate (230° C., under the load of 2.16 kg) of 0.5 g/10 min or more and 20 g/10 min or less;(D) an inorganic filler having an average particle diameter of 1 μm or more and 14 μm or less;(E) an acid-modified polypropylene; and(F) a lubricant.
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