초록 ▼

A plastic hose suitable for conveying refrigerant in a liquid or gas phase, liquefied gas such as LPG, volatile liquids, or gases such as CO2, O2 or N2 having an impermeable layer or a barrier. The amount of permeation of the gas in the hose to the outside and the amount of permeation of moisture in

A plastic hose suitable for conveying refrigerant in a liquid or gas phase, liquefied gas such as LPG, volatile liquids, or gases such as CO2, O2 or N2 having an impermeable layer or a barrier. The amount of permeation of the gas in the hose to the outside and the amount of permeation of moisture into the hose are limited to extremely small values.

대표청구항 ▼

A fluid conveying hose comprising: an inner layer of plastic; an impermeable layer formed on said inner layer, said impermeable layer being made of a material which is lower in fluid permeability than that of said inner layer, said impermeable layer comprising a plastic film having an overlapping se

A fluid conveying hose comprising: an inner layer of plastic; an impermeable layer formed on said inner layer, said impermeable layer being made of a material which is lower in fluid permeability than that of said inner layer, said impermeable layer comprising a plastic film having an overlapping seam and having a surface which is integrally evaporated with a metal film; a first plastic coating layer and a first reinforcing layer of fibers formed on said impermeable layer; and an outermost coating means adapted to resist battery acid and comprising a battery acid resistant material.