Patent ID: 7858165

Claim:
A multilayer tube consisting, in its radial direction from the outside inwards: a) a layer (1) made of nylon-11 or nylon-12 polyamide, b) an intermediate layer (2) comprising a blend of polyamide A1 and one of nylon-11 or nylon-12 by weight, the total being 100%; 50 to less than 100% of at least one polyamide A1 selected from the group consisting of PA-6,10, PA-6,12 and PA-6,14, and up to 50% of nylon-11 or nylon-12 polyamide; c) a layer (3) made of nylon-11 or nylon-12 polyamide, the layers being successive and adhering to one another, the inner layer being the layer in contact with the fluid transported.