Patent · US Active

Polyethylene composition having high swell ratio

US9428623B2 · kind B2 · utility

1Cited by

3References

11Claims

0Family size

Assignee

Basell Polyolefine GmbH · DE

Inventors

Iakovos Vittorias · Mainz, DE
Jens Wiesecke · Zwingenberg, DE
Bernd Lothar Marczinke · Frankfurt, DE
Gerhardus Meier · Frankfurt, DE
Ulf Schüller · Frankfurt, DE
Volker Dolle · Kelkheim, DE
Johannes-Friedrich Enderle · Frankfurt, DE
Dieter Lilge · Schifferstadt, DE
Barbara Gall · Coburg, DE

Key dates

Filing date	Oct 22, 2013
Grant date	Aug 30, 2016
Priority date	—
Expiry date	Oct 22, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2314/02
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Polyethylene composition with improved swell ratio and mechanical properties, particularly suited for preparing blow-molded articles, said composition having the following features:1) density from 0.945 to less than 0.952 g/cm3;2) ratio MIF/MIP from 15 to 30;3) Shear-Induced Crystallization Index SIC from 2.5 to 5.5.

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