| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a laminated tube excellent in low-temperature impact resistance, chemical liquid impermeability and interlaminar adhesiveness.SOLUTION: There is provided a laminated tube which comprises: a layer composed of at least one polyamide polymer selected from the group consisting of a polyamide 11, a polyamide 12 and a polyamide 11/12 copolymer; a layer composed of at least one polyamide polymer selected from the group consisting of a polyamide 6/12, a polyamide 610 and a polyamide 612; and a layer composed of a semi-aromatic polyamide polymer having a specific structure.</p> |
