| 摘要 |
<p>A polypropylene composition having a melt flow rate MFR 2 (230 °C) measured according to according to ISO 1133 of at least 2.0 g/10min, said polypropylene composition comprises a propylene copolymer (C-PP) and a high melt strength polypropylene (HMS-PP), wherein the propylene copolymer (C-PP) (a) has a comonomer content of equal or below 7.0 wt.-%, the comonmers are ethylene and/or at least one C 4 to C 12 ±-olefin, and (b) fulfills the equation (I) R + 4.96 x C ‰¤ 95.66 wherein R is the randomness [%] measured by Fourier transform infrared spectroscopy (FTIR), and C is the comonomer content [wt.-%] measured by Fourier transform infrared spectroscopy (FTIR).</p> |
