Multilayer conduit having a polyester layer

Details Multilayer conduit having a polyester layer Multilayer conduit having a polyester layer

1993-04-26

1995-12-12

Bryant, III, James E.

Pipes and tubular conduits

Flexible

Distinct layers

138137, F16L 914

Patent

active

054741092

ABSTRACT:
A multilayer polymer hose or pipe conduit which contains at least one barrier layer of polyester, which acts as a barrier to fuel being carried thereby. In a preferred form of the invention, the hose or conduit has an inner polyamide protective layer, an outer polyamide protective layer, an adhesion promotor layer between the barrier layer and the inner protective layer, and another adhesion layer between the barrier layer and the outer protective layer.

REFERENCES:
patent: 3266527 (1966-08-01), Ross
patent: 3584656 (1971-06-01), Assendelet et al.
patent: 4299256 (1981-11-01), Bachowski et al.
patent: 4303457 (1981-12-01), Johansen et al.
patent: 4762589 (1988-08-01), Akiyama et al.
patent: 4948643 (1990-08-01), Mueller
patent: 5219003 (1993-06-01), Kerschbaumer
patent: 5284184 (1994-02-01), Noone et al.

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