Microporous polypropylene hollow fiber membranes were prepared by the melt spinning and cold stretching (MSCS) method.

采用熔融挤出拉伸法制备了聚丙烯中空纤维膜。

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Microporous polypropylene hollow fibrous membranes may be prepared by the melt spinning and cold stretching (MSCS) or thermally induced phase separation (TIPS) method.

对熔融纺丝-冷却拉伸与热致相分离两种制备微孔聚丙烯中空纤维膜的意义、原理、过程、影响因素等进行了评述。

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The results show that ASS's yield strength can be improved significantly by cold stretching technique and thus the wall thickness of pressure vessel can be substantially reduced.

由此可大幅减薄压力容器的设计壁厚，实现压力容器的轻型化设计。

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