| 摘要 |
PROBLEM TO BE SOLVED: To provide a hose for gasohol fuel excellent in alcohol fuel permeation resistance. SOLUTION: The hose comprises a tubular inner layer 1 and an alcohol blocking layer 2, and the inner layer 1 comprises a composition comprising a blend rubber composition containing acrylonitrile-butadiene rubber or acrylonitrile-butadiene rubber and polyvinyl chloride, and the alcohol blocking layer 2 comprises a rubber composition containing butyl rubber. COPYRIGHT: (C)2009,JPO&INPIT
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