Multilayer article suitable for use as a fumigation barrier
US11130319B2 · kind B2 · utility
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Key dates
| Filing date | Dec 28, 2018 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Dec 28, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2329/04
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A multilayer article (such as a film) suitable for use as a fumigation barrier, the multilayer article comprising at least one an ethylene vinyl alcohol (EVOH) based barrier layer formed from a resin composition predominantly comprising an EVOH component of one or more specific types of ethylene-vinyl alcohol copolymers as described herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.