Patent · US Active

Films having improved mechanical properties

US8673437B2 · kind B2 · utility

9Cited by

19References

6Claims

0Family size

Assignee

Basell Polyolefine GmbH · DE

Inventors

Joachim Berthold · Prien am Chiemsee, DE
Lutz-Gerd Heinicke · Eschborn, DE
Gerhardus Meier · Frankfurt, DE

Key dates

Filing date	Sep 8, 2011
Grant date	Mar 18, 2014
Priority date	—
Expiry date	Sep 8, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/03
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A blown film having a thickness from 8 to 200 μm and dart drop impact DDI of more than 400 g, comprising a polyethylene molding composition having a multimodal molar mass distribution; a density from 0.940 to 0.948 g/cm3; an MFR190/5, from 0.10 to 0.50 dg/min; comprising:

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