| 摘要 |
<p>A refrigerant adduction system in a vehicle comprising a hollow element comprising a layer of polyamide 6,10. Preferably, the hollow element is a pipe or a joint. Preferably the pipe comprises a layer of polyamide 6,10 and a layer of a polyamide material selected from PA12 and a copolyamide obtained from dicarboxylic units which are isophthalic acid or terephthalic acid by more than 60%. Preferably the joint comprises a polyamide 6,10 filled with fibres.</p> |
