Polyethylene and polypropylene based tie resin for co-extrusion
US9783932B2 · kind B2 · utility
0Cited by
14References
19Claims
0Family size
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Key dates
| Filing date | Nov 5, 2015 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Nov 5, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/03
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A tie resin is provided that is an extrudable blend of anhydride modified polypropylene and anhydride modified polyethylene suitable for use as a tie resin in coextrusions of polypropylene, polyethylene, nylon and EVOH materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.