| abstract |
Said device comprises at least one layer of a hydrophobic polymeric film of ethylene / vinyl acetate (EVA) type comprising 10 to 50%, preferably 15 to 50%, of hydrophilic inclusions formed from at least one selected hydrophilic monomer. from the group which includes acrylamide, ethylene glycol acrylate, methylol acrylamide, diacetone acrylamide, maleic acid, acrylic acid, fumaric acid, itaconic acid, propylene acrylate glycol, ethylene glycol methacrylate, methacrylamide, methacrylic acid, propylene glycol methacrylate, hydroxyethyl methacrylate, dimethylaminoethyl methacrylate, N-vinylpyrrolidone, vinylacetic acid, vinylsulfonic acids, in which at least one volatile product is trapped. |