Packaging material
AssigneeSoremartec S.A.
InventorsIgor ROMANO, Fei LI
Life of this patent
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Abstract
A packaging material with a multi-layer structure including at least one layer for the release of an active agent with anti-microbial and/or anti-fungal activity, including the active agent in a biodegradable material, which allows its release in gas or vapor state and at least one coating layer including nanocellulose. The packaging material may include a structural substrate selected from cellulose, starch-based material, polyhydroxyalkanoate or a polybutylene succinate polymer. The packaging material may further include a coating layer with oxygen scavenging properties and a gas-barrier layer.
Claims20
A packaging material with a multi-layer structure comprising:
- at least one layer for the release of an active agent with antimicrobial and/or antifungal activity, comprising said active agent dispersed or dissolved in a biodegradable polymeric material, selected from the group consisting of a polysaccharide, polyhydroxyalkanoates and polybutylene succinate and mixtures thereof, and
- at least one coating layer comprising nanocellulose, having a nanocellulose content of at least 60 wt %.
Dependencies are inferred from the claim text.