Back to results
US 2016/0108151 A1Published application
Polypropylene with broad molecular weight distribution
AssigneeBorealis AG
InventorsMarkus Gahleitner, Norbert Hafner, Antonis Gitsas, Klaus Bernreitner
Life of this patent
Estimating the term…
Abstract
Propylene homopolymer having a melt flow rate MFR2 (230° C.) at least 50 g/10 min, a Mw/Mn at least 12.0 and a xylene cold soluble content (XCS) of at least 2.8 wt.-%.
Claims18
Propylene homopolymer having:
- (a) a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of 60 to 500 g/10 min;
- (b) a ratio of weight average molecular weight (Mw) to number average molecular weight (Mn) [Mw/Mn] of at least 12.0;
- and
- (c) a xylene cold soluble content (XCS) determined according ISO 16152 (25° C.) of at least 2.8 wt. %.
1 more element
Propylene homopolymer having:
- (a) a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of 60 to 500 g/10 min;
- (b) a ratio of the complex viscosity eta* at 0.05 rad/sec to the complex viscosity eta* at 300 rad/sec of at least 4.0;
- and
- (c) a xylene cold soluble content (XCS) determined according ISO 16152 (25° C.) of at least 2.8 wt. %.
1 more element
(canceled)
Dependencies are inferred from the claim text.