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US 5,472,754 AGranted
Multilayer plastics material hose
AssigneeNobel Plastiques
InventorsJean-Claude Douchet, Patrick Desbois
Life of this patent
Estimating the term…
Abstract
A multilayer synthetic material tube manufactured by co-extrusion and adapted to convey motor vehicle fuel, from the inside towards the outside, a layer of high-density polyethylene, a layer of polyethylene, comprising acrylic acid and/or maleic anhydride copolymer adhesive, and an outer layer of polyamide.
Claims4
A multilayer synthetic material tube manufactured by co-extrusion for carrying motor vehicle fuel, comprising from the inside towards the outside, a first layer of high-density polyethylene, a second layer of polyethylene including a maleic anhydride copolymer adhesive, and a third layer of polyamide.
Dependencies are inferred from the claim text.