| 简介 |
PROBLEM TO BE SOLVED : To provide a pipe joint of which a water swollen fiber or liquid absorbing resin is rare to drop off the base material of nonwoven fabric, and which is reused even after used once to swell by absorbing water.
SOLUTION : The pipe joint comprises a joint body 3 for connecting the end of a pipe body. A resin base fiber 9 which is to be a base material, a water swollen fiber 10 in which a high melting-point water swollen resin material is fiberized, and a binder 11, are used and processed for nonwoven fabric. The base fiber 9 and the water swollen fiber 10 are combined by the binder 11 which is melted by the heat at the process to form a water stop layer 4. The water stop layer 4 is integrated with the surface facing the pipe body of a joint body 5. |
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