Polyamide-based multilayer tube for transferring fluids

摘要: The present invention relates to a multilayer tube comprising, in its radial direction from the outside inwards: an outer layer ( 1 ) made of polyamide chosen PA-11, PA-12, aliphatic polyamides resulting condensation diamine having 6 12 carbon atoms and diacide 9 atoms, 11/12 copolyamides either more than 90% 11 units or units; tie layer; 2 (A)/polyolefin (B) blend matrix; inner 3 that is same products as may be identical different; layers being successive adhering one another their respective contact zones.