| 摘要 |
<p>A liquid-penetration-resistant water-vapour-permeable composite material comprising (a) at least two layers of porous fluoropolymer film (1), each having on the surfaces facing each other (b) a non-porous coating of water-vapor-permeable adhesive (2); said porous fluoropolymer films separated by a layer of sorbent particles (3) bonded to said water-vapor-permeable adhesive coating.</p> |
