Patent · US Active

Low filled polypropylene composition with balanced property profile

US9701826B2 · kind B2 · utility

0Cited by

0References

12Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Christelle Grein · Linz, AT
Cornelia Tranninger · Linz, AT
Georg Grestenberger · Steyr, AT
Michael Tranninger · Traun, AT

Key dates

Filing date	Aug 22, 2012
Grant date	Jul 11, 2017
Priority date	—
Expiry date	Nov 2, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a polyolefin composition comprising (a) a heterophasic propylene copolymer, wherein the xylene cold soluble fraction of the heterophasic propylene copolymer has an intrinsic viscosity of lower than 2.0 dl/g, (b) a high density polyethylene having a density of at least 940 kg/m3, (c) a linear low density polyethylene, and (d) an inorganic filler, wherein the polyolefin composition has a MFR2 (230° C.) of at least 20 g/10 min.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.