Back to results
US 2011/0217499 A1Published application
Polyethylene for Injection Moldings
AssigneeBasell Polyolefine GmbH
InventorsGerd Mannebach, Harald Schmitz, Shahram Mihan, Rainer Karer, Manfred Hecker, Guido Funk, Adrian Popa
Life of this patent
Estimating the term…
Abstract
A polyethylene for IM having excellent processing properties in terms of spiral flow testing is devised.
Claims12
A polyethylene composition which comprises ethylene homopolymers and/or copolymers of ethylene with C3-C20-1-alkenes having a molecular weight distribution Mw/Mn>10, a density of from 0.92 to 0.98 g/cm3, a melt flow rate MI (2.16 kg/190° C.) according to ISO 1133:2005 of >0.5 g/10 min and a spiral length of >520 mm, at a spiral flow testing condition of 1000 bar, 2 mm spiral wall thickness and 250° C.
Dependencies are inferred from the claim text.