A polyethylene-polypropylene composition obtainable by blending a) 80 to 97 wt.-% of a blend (A) comprising A-1) polypropylene and A-2) polyethylene,wherein the weight ratio of polypropylene to polyethylene is from 3:7 to 7:3, and wherein blend (A) is a recycled material, which is recovered from a waste plastic material derived from post-consumer and/or industrial waste;and b) 3 to 20 wt.-% of a compatibilizer (B) being a C2C8 plastomer, having - a DSC melting point of below 75 °C (ISO11357); - an MFR2 (ISO1133, 2.16 kg load at 190 °C) of equal or below 1.5 g/10 min; and - a density of equal or lower than 885 kg/m³ (ISO1183),wherein the ratio of MFR2 (blend (A) (ISO1133, 2.16 kg load at 230 °C) / MFR2(compatibilizer (B) (ISO1133, 2.16 kg load at 190 °C), is in the range 3.0 to 15; and c) 0 to 1.0 wt.-% of a stabilizer or mixture of stabilizers.
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机译:一种聚乙烯-聚丙烯组合物,可通过将a)80-97 wt%的包含A-1)聚丙烯和A-2)聚乙烯的共混物(A)共混而获得,其中聚丙烯与聚乙烯的重量比为3:7至7:3,其中共混物(A)是回收材料,是从消费后和/或工业废料中衍生的废塑料中回收的;以及b)3至20重量%的增容剂(B)为C2C8塑性体,其DSC熔点低于75℃(ISO11357); -MFR 2 Sub>(ISO1133,190°C,2.16 kg负载)等于或小于1.5 g / 10分钟; --等于或低于885 kg /m³(ISO1183)的密度,其中MFR 2 Sub>(混合物(A)(ISO1133,在230°C下为2.16 kg载荷))/ MFR 2 Sub>(增容剂(B)(ISO1133,在190°C下为2.16千克负载),范围为3.0至15;和c)0至1.0重量%的稳定剂或稳定剂混合物。
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