Refrigerant transporting hose having phenolic resin layer

Details Refrigerant transporting hose having phenolic resin layer Refrigerant transporting hose having phenolic resin layer

1990-05-29

1992-01-28

Ryan, Patrick J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

138DIG1, 138DIG7, 138137, 138125, 138141, 138135, 428 363, 428 367, 428 3691, F16L 1104

Patent

active

050843141

ABSTRACT:
A refrigerant transporting hose including a polyamide resin innermost layer, at least one intermediate rubber layer positioned radially outwardly of the innermost layer, a reinforcing fiber layer positioned radially outwardly of the intermediate rubber layer or layers, an outer tube which is positioned radially outwardly of the fiber layer and has at least one layer including an outermost layer, and at least one phenolic resin layer formed of a phenolic resin and having a total thickness within a range of 5-100 .mu.m. Each phenolic resin layer is provided at a corresponding one of interfaces between adjacent layers which are selected from the innermost layer, the intermediate layer or layers, the fiber layer and the layer or layers of the outer tube.

REFERENCES:
patent: 4308896 (1982-01-01), Davis
patent: 4905734 (1990-03-01), Ito

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