BLOW MOLDING ETHYLENE RESIN COMPOSITION AND BLOW MOLDED ARTICLE THEREFROM
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United States of America Patent
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Issued Date -
Feb 4, 2010
app pub date -
Jan 15, 2008
filing date -
Jan 16, 2007
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Abstract
A blow molding ethylene resin composition satisfies the following requirements [a], [b], [c] and [d] at the same time: [a] the melt flow rate (MFR) at a temperature of 190.degree. C. under a load of 21.6 kg is in the range of 1.0 to 15 g/10 min; [b] the density is in the range of 955 to 970 kg/m.sup.3; [c] the number of methyl branches per 1000 carbon atoms is less than 0.1 according to .sup.13C-NMR; [d] the tensile impact strength measured at -40.degree. C. in accordance with JIS K 7160 is not less than 270 kJ/m.sup.2.
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