Plasticized melt - spun HMWPE fiber is hard to draw to high strength because of high HMWPE content and more molecular tangle in as-spun fibers.
高相对分子质量聚乙烯的增塑熔纺，由于聚合物浓度较高，大分子缠结多，纤维超拉伸比较困难，难以达到高强度。
The reasons for tar formation from polyacrylonitrile-based carbon fiber were analyzed from the structure and the production line, from as-spun fiber, pre-oxidation to carbonization.
根据聚丙烯腈基碳纤维生产工艺路线，从原丝、 预氧化、碳化工艺及结构上分析了聚丙烯腈基碳纤维焦油形成的原因。
The correlation between the overlapping number of cotton flock and the process parameters such as effective length of delivery of detaching roller, spun fiber length etc. are discussed.
探讨了分离罗拉的有效输出长度、所纺纤维长度等参数与棉丛叠合层数的关系。
With this modification, as spun fiber with high performance can be obtained by one step process. The structure and mechanical properties of the as spun fibers were characterized.
分析了此法制得的纤维的结构和力学性能的变化以及工艺条件的影响，指出其性能的提高是由纤维结构中取向非晶态含量大大增加所引起。
With this modification, as spun fiber with high performance can be obtained by one step process. The structure and mechanical properties of the as spun fibers were characterized.
分析了此法制得的纤维的结构和力学性能的变化以及工艺条件的影响，指出其性能的提高是由纤维结构中取向非晶态含量大大增加所引起。
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