Hose construction containing fluoroplastic terpolymers

Details Hose construction containing fluoroplastic terpolymers Hose construction containing fluoroplastic terpolymers

B - Operations, Transporting

32

B

B32B 25/08 (2006.01) B32B 1/08 (2006.01) B32B 7/04 (2006.01) F16L 11/04 (2006.01) F16L 11/08 (2006.01)

Patent

CA 2298366

The present invention relates to a hose construction containing a fluoroplastic barrier and a hydrogenated acrylonitrile-butadiene rubber layer. The hose comprises (1) a rubber layer comprising (a) hydrogenated acrylonitrile-butadiene rubber; (b) from 2 to 15 phr of an organophosphonium salt; (c) from 5 to 30 phr of trioctyl trimellitate; and (d) from 5 to 30 phr of a dialkyl diether glutarate; (2) a barrier layer comprised of a terpolymer derived from tetrafluoroethylene, hexafluoropropylene and vinylidene fluoride, wherein the barrier layer is directly adhered to the rubber layer.

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