| 摘要 |
PROBLEM TO BE SOLVED: To prevent fluid flowing in a hose from leaking outside by passing through the hose. SOLUTION: This invention is the hose including at least a tubular rubber layer formed of absorbent particulates such as zeolite, activated charcoal and silica gel and a rubber composition including rubber. The hose particularly suitable for transporting hydrocarbon fluoride is provided when further adding alkyl ammonium salt expressed by formula R<SP>1</SP>R<SP>2</SP>R<SP>3</SP>R<SP>4</SP>N<SP>+</SP>X<SP>-</SP>(in the formula, R<SP>1</SP>, R<SP>2</SP>, R<SP>3</SP>and R<SP>4</SP>are each alkyl group, and among these, three or more have a carbon atom of 1 to 5 pieces, and X<SP>-</SP>is a negative ion) to the rubber composition. COPYRIGHT: (C)2006,JPO&NCIPI
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