Patent · US Active

Polypropylene composition with improved sealing and thermal properties

US9512253B2 · kind B2 · utility

2Cited by

6References

12Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Kristin Reichelt · Ansfelden, AT
Juha Paavilainen · Helsinki, FI
Matthew Parkinson · Linz, AT

Key dates

Filing date	Feb 26, 2013
Grant date	Dec 6, 2016
Priority date	—
Expiry date	Feb 26, 2033

Classification

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

Abstract

The present invention relates to a polypropylene composition comprising comonomer units derived from ethylene in an amount of from 0.5 wt % to 25 wt %, and from at least one C5-12 alpha-olefin in an amount of from 1.0 mol % to 3.0 mol %, wherein the polypropylene composition has an amount of xylene solubles XS of at least 20 wt %, and the xylene solubles have an amount of ethylene-derived comonomer units of from 4 wt % to 50 wt %.

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