A film-forming composition and a polymeric film or coating comprising
hemicellulose, having a molecular weight of less than 50 000 g/mol, and
at least one component selected from the group consisting of
plasticizers, cellulose and a synthetic oligomer or polymer is disclosed.
The use of said film or coating as an oxygen barrier is also disclosed.
Further, a method for the manufacture of said polymeric film or coating
is disclosed, as well as a method for improving the film-forming
properties of hemicellulose having a molecular weight of less than 50 000
g/mol.