OXYGEN BARRIER STRUCTURE FOR A FLEXIBLE HOSE

摘要

An oxygen barrier is provided herein for a flexible hose. To provide such oxygen barrier, the hose includes a first tube, an aluminum foil bonded exteriorly about that first tube and a second tube bonded exteriorly about that aluminum foil. The first tube and the second tube each comprising at least 20 percent by weight of ethylene propylene dime polymethylene and from 2 to 9 percent by weight of polybutadiene-maleic anhydride adduct resin. The first tube and the second tube each are bonded t o the aluminum foil by thermal curing in the presence of peroxide in the amount of 0.6 percent to 2.8 percent by weight of tube material.