Patent ID: 11965052
Assignee: BOREALIS AG
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 5:
6. An ultra-high molecular weight ethylene homopolymer having an MFR21 of 0.01 g/10 min or less having:
a peak melting point is 137 to 142.0° C.;
ΔHmelt is 170 to 240 J/g; and
a crystallinity of 60 to 80%;
wherein the ultra-high molecular weight ethylene homopolymer comprises:
(I) an ethylene prepolymer component having an Mw or 40,000 to 600,000 g/mol;
(II) an UHMW ethylene homopolymer component;

wherein the UHMW ethylene homopolymer comprises up to 8 wt. % of said prepolymer component.