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US 2026/0250438 A1Published application
Polyolefin compositions for injection molding
AssigneeDow Global Technologies LLC
InventorsXiaosong Wu, Lena T. Nguyen, Rhett A. Baillie
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Abstract
Embodiments of the present disclosure are directed towards polyolefin compositions, useful for injection molding, made with asymmetrical hafnium metallocenes having an n-propyl cyclopentadienyl ligand, processes utilizing the polyolefin compositions, and products made with the compositions.
Claims11
A polyolefin composition, wherein the polyolefin composition has:
- a density from 0.925 to 0.955 g/cm3;
- a melt index (I2) from 30 to 130 dg/min;
- a reverse comonomer distribution;
- a secant modulus at 1% greater than 70 kilopounds per square inch;
- a Mn of 7,000 to 15,000;
- a Mw of 25,000 to 60,000;
- a Mz of 55,000 to 160,000;
- and
- a molecular weight distribution (Mw/Mn) from 2.0 to 3.5.
6 more elements
Dependencies are inferred from the claim text.