| 摘要 |
<p>A pipeliner for lining at least a segment of the interior surface of a pipe and a method for the use thereof. The pipeliner includes a polyvinyl alcohol-containing felt first layer which is adapted to face the interior surface of the pipe and a second layer which is adapted to face the interior opening defined by the interior surface of the pipe. The second layer is at least substantially impermeable and flexible. The method including at least the steps of applying a resin to the first layer of the pipeliner, forming a sealed pipeliner tube having an outer surface defined by the second layer of the pipeliner, placing the pipeliner tube into the pipe, everting it such that the first layer of the pipeliner contacts the interior surface of the pipe, and curing the resin in the first layer of the pipeliner by sufficiently altering its temperature.</p> |
