纺制聚乳酸纤维长丝POY工艺探索

Discussion on POY spinning technology of polylactic acid fiber filament

文章主要分析生产聚乳酸纤维138 dtex/72 f预取向丝(POY)的工艺流程,采用合适的切片干燥条件、纺丝温度、冷却成型条件、纺丝速度等,可纺制出质量优良的聚乳酸长丝纤维。

This paper mainly analyzes the technological process of producing polylactic acid fiber 138 dtex/72 f pre-oriented yarn(POY).It is found that polylactic acid filament fiber with excellent quality can be spun by using appropriate chip drying conditions,spinning temperature,cooling forming conditions and spinning speed.