Patent · US Expired

Modified polypropylene composition

US7649046B2 · kind B2 · utility

3Cited by

1References

13Claims

0Family size

Assignee

Borealis Technology Oy · FI

Inventors

Tung Pham · Paris, FR
Norbert Reichelt · Ansfelden, AT
Manfred Stadlbauer · Linz, AT

Key dates

Filing date	Jun 17, 2005
Grant date	Jan 19, 2010
Priority date	—
Expiry date	Feb 26, 2026

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2207/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a polypropylene composition a heterophasic propylene copolymer, an elastomeric copolymer and inorganic filler and to a method for producing the propylene composition using peroxides. The composition is characterised by a combination of excellent impact strength, stiffness, elasticity and surface stability.

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