Refrigerant transportation hose

Details Refrigerant transportation hose Refrigerant transportation hose

2006-06-13

2006-06-13

Brinson, Patrick (Department: 3754)

Pipes and tubular conduits

Flexible

Braided, interlaced, knitted or woven

C138S124000, C138S140000, C138S137000, C428S036900

Reexamination Certificate

active

07059354

ABSTRACT:
A refrigerant transportation hose having excellent processability and durability, as well as high resistance to gas permeation (gas barrier properties) and adequate flexibility. The refrigerant transportation hose containing a tubular rubber layer in which refrigerant is circulated, the tubular rubber layer is formed by a material consisting essentially of components (A) to (C):(A) at least one rubber of butyl rubber and halogenated butyl rubber;(B) polybutene; and(C) a white filler.

REFERENCES:
patent: 4497856 (1985-02-01), Iwasawa et al.
patent: 4534926 (1985-08-01), Harriett
patent: 4593062 (1986-06-01), Puydak et al.
patent: 4687794 (1987-08-01), Huddleston et al.
patent: 5049610 (1991-09-01), Takaki et al.
patent: 7-68659 (1995-03-01), None

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