Adhesive for polyolefin and multilayered structure
US11084248B2 · kind B2 · utility
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2Claims
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Key dates
| Filing date | Jul 24, 2017 |
| Grant date | Aug 10, 2021 |
| Priority date | — |
| Expiry date | Jul 24, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J123/16
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An adhesive for polyolefin used for an extrusion-formed multilayered structure that includes, at least, a propylene type resin layer and an ethylene type resin layer, the adhesive for polyolefin comprising an olefin resin that has methyl branches at a ratio of 10 to 200 per 1000 carbon atoms on a main chain thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.