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US 2026/0223788 A1Published application
Biodegradable nonwoven sheets, a method of manufacturing the same and uses thereof
OwnerGregory GALLE-MICHON, Samuel ALATALO +1inventors
InventorsGregory GALLE-MICHON, Samuel ALATALO, Samuel MERLET
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Abstract
According to an example aspect of the present invention, there are provided nonwoven sheets that are biodegradable in soil, in particular biodegradable nonwoven sheets having longer degradation time compared to known bio-based or biodegradable cellulose containing nonwoven sheets in soil. The invention also relates to a method of manufacturing said biodegradable nonwoven sheets and to the use of the biodegradable nonwoven sheets in agricultural and food packaging applications.
Claims18
A biodegradable nonwoven sheet consisting essentially of:
- a fiber blend comprising biodegradable fibers;
- and
- a biodegradable binder comprising at least one co-polymer containing monomer units of vinyl alcohol, said co-polymer having a molecular weight of at least 20,000 g/mol and a degree of hydrolysis of at least 80 mol %.
Dependencies are inferred from the claim text.