Automotive interior compound

• Main Authors: KASTNER ERWIN, LEDERER KLAUS
• Format: Patent
• Language: English
• Published: 08.12.2015
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

Composition having a melt flow rate MFR2 (230° C.) measured according to ISO 1133 in the range of 15 to 30 g/10 min, said composition comprises a heterophasic propylene copolymer (H-PP1), a high melt flow polypropylene (HMF-PP), a styrenic block copolymer (SBC) and a mineral filler (F), wherein (a) the heterophasic propylene copolymer (H-PP1) has a xylene cold soluble (XCS) content measured according to ISO 6427 in the range of 22.0 to 50.0 wt.-% and comprises (a1) a polypropylene matrix (M1) and (a2) an elastomeric copolymer (E1) comprising units derived from propylene and ethylene and/or C4 to C12 α-olefin, (b) the melt flow rate MFR2 (230° C.) measured according to ISO 1133 of the high melt flow polypropylene (HMF-PP) is higher than the melt flow rate MFR2 (230° C.) measured according to ISO 1133 of the heterophasic propylene copolymer (H-PP1), and (c) the high melt flow polypropylene (HMF-PP) has melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 40.0 g/10 min.