| 摘要 |
PCT No. PCT/JP94/01126 Sec. 371 Date Jan. 5, 1996 Sec. 102(e) Date Jan. 5, 1996 PCT Filed Jul. 8, 1994 PCT Pub. No. WO95/01854 PCT Pub. Date Jan. 19, 1995An oil hose comprised of (i) an inner layer made of a vulcanized hydrogenated nitrile rubber composition, an intermediate layer made of a vulcanized unsaturated nitrile-conjugated diene copolymer rubber composition, and an outer layer made of a vulcanized ozone-resistant rubber composition, or (ii) an inner layer made of a vulcanized rubber composition comprising a hydrogenated copolymer rubber composed of an unsaturated nitrile, a conjugated diene and a copolymerizable ethylenically unsaturated monomer, and an outer layer made of a vulcanized ozone-resistant rubber composition. This hose has good oil resistance, thermal resistance and copper ion resistance, and caulking in the portion thereof connected to a copper pipe is strong and oil leakage at a low temperature is prevented.
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