摘要 |
<p>The invention provides a multilayer liner pipe (2) for lining a pipeline, the liner pipe (2) comprising a first layer (4) of a first polymeric material and a second layer (6) of a second polymeric material, wherein the second material has a more elastomeric character than that of the first material; the two layers (4, 6) being bonded together to an extent sufficient to substantially prevent differential straining between the layers.</p> |