Patent · US Active

Heterophasic propylene copolymer with low shrinkage

US10647838B2 · kind B2 · utility

1Cited by

0References

11Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Georg Grestenberger · Steyr, AT
Daniela Mileva · Linz, AT
Susanne Kahlen · Leonding, AT
Pavel Shutov · Linz, AT

Key dates

Filing date	Jan 27, 2017
Grant date	May 12, 2020
Priority date	—
Expiry date	Jan 27, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2207/04
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A heterophasic propylene copolymer (HECO) comprising a polypropylene matrix having a melt flow rate MFR2 (230° C.) in the range of 40 to 120 g/10 min and a comonomer content in the range of 30 to 75 mol-% for the preparation of molded articles with low CLTE.

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