Polyethylene compositions having living hinge properties
US10370527B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Nov 5, 2015 |
| Grant date | Aug 6, 2019 |
| Priority date | — |
| Expiry date | Nov 22, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2207/062
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyethylene composition suitable for use in a living hinge component, the composition comprising a first ethylene-based polymer component, the first ethylene-based polymer component has a density of from 0.91.5 g/cc to less than 0.940 g/cc. and a melt index, I2.16, of less than 5 g/10 min. and a second ethylene-based polymer component, wherein the composition has an overall density of from 0.945 g/cc to 0.960 g/cc and an overall melt index, I2.16, of from 5 g/10 min to 20 g/10 min.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.