Unimodal polyethylene copolymer and film thereof
US12173096B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | May 8, 2019 |
| Grant date | Dec 24, 2024 |
| Priority date | — |
| Expiry date | Dec 15, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2323/18
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A unimodal ethylene-co-1-butene copolymer that, when in melted form at 190 degrees Celsius, is characterized by a unique melt property space defined by combination of shear thinning and melt elasticity properties. A blown film consisting essentially of the unimodal ethylene-co-1-butene copolymer. A method of synthesizing the unimodal ethylene-co-1-butene copolymer. A method of making the blown film. A manufactured article comprising the unimodal ethylene-co-1-butene copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.