High flow and stiff polymer material with good transparency and impact properties
作者： Floran Prades , Cornelia Kock , Christelle Grein
DOI:
关键词: Phase (matter) 、 Melt flow index 、 Copolymer 、 Intrinsic viscosity 、 Polyethylene 、 Polymer 、 Elastomer 、 Composite material 、 Polypropylene 、 Materials science
摘要: Polypropylene composition having a melt flow rate MFR 2 (230° C.) of equal or above 15 g/10 min comprising: (a) crystalline polypropylene matrix; (b) an elastomeric propylene copolymer phase content in the range 40 to 80 wt.-%, and intrinsic viscosity more than 0.7 less 2.5 dl/g; (c) first polyethylene density 905 925 kg/m3 (190° below 30 min; (d) second 915 kg/m 3 , min.
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