Pipes and tubular conduits – Flexible – Distinct layers
Patent
1991-02-27
1993-06-15
Bryant, III, James E.
Pipes and tubular conduits
Flexible
Distinct layers
138125, 138126, 138141, F16L 914
Patent
active
052190030
ABSTRACT:
Cold impact-resistant tubing especially useful as a fuel line for motor vehicles which is stable in length, has a brief thermal overload capacity, and consists of at least three layers of at least two different mutually compatible polyamides. The tubing also preferably has an internal and an external layer of impact resistance-modified polyamide, with or without a plasticizer, and a barrier between the layers of impact resistance modifier-free homopolyamide, copolyamide or blends thereof.
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Bierman Jordan B.
Bryant III James E.
Ems-Inventa AG
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