English to French Medical Patents isolated peptide

1. Use of a substrate coated with a coating layer wherein the coating layer is characterized in that it comprises a

cyclic imide containing polymer that is the reaction product of an imidisation reaction of a co-polymer of a cyclic

anhydride and vinyl monomers, having a cyclic anhydride (CA) content between 22 and 50 mole%, with an

ammonium (NH3) solution in an CA:NH3 ratio of between 1.4:1 and 1:1.2 at an elevated temperature till at least

50% of the CA is imidised into the imide, in the manufacture of a heat sealable substrate.