| 摘要 |
The invention relates to the use of a composition that contains from 70 to 91 wt % of at least one semi-crystalline polyamide, from 5 to 25 wt % of a polyolefin having an epoxy, anhydride or acid function introduced by grafting or copolymerization, and from 4 to 20 wt % of a plasticizer in the production of flexible pipes used in the exploitation of crude oil or gas deposits under the sea that comprises at least one layer obtained from such a composition.
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