Pipes and tubular conduits – Flexible – Distinct layers
Reexamination Certificate
2007-12-11
2007-12-11
Brinson, Patrick F. (Department: 3754)
Pipes and tubular conduits
Flexible
Distinct layers
C138S141000, C138S140000, C428S036910
Reexamination Certificate
active
11216109
ABSTRACT:
A fuel hose which is excellent in antistatic property, sour gasoline resistance, a sealing property and the like. The fuel hose includes a polyamide resin inner layer1and an electrically conductive coating layer2which is formed by the following essential components (A) to (C):(A) fluororubber;(B) an electrically conductive agent; and(C) a crosslinking agent including (a) polyhydroxy aromatic compound and a quaternary ammonium salt or (b) an amine crosslinking agent,the electrically conductive coating layer being provided on the inner peripheral surface of the polyamide resin inner layer over the entire length thereof.
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Iio Shinji
Katayama Kazutaka
Brinson Patrick F.
Tokai Rubber Industries Ltd.
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