采用超细纤维开纤率(包括移位开纤率和裂离开纤率)、减量率、吸水性、毛效和纤维脱落性等综合评价指标,探讨了氢氧化钠浓度、温度和时间及机械力作用对超细纤维织物开纤效果的影响;运用正交试验方法,确定了复合超细纤维开纤的最佳工艺条...采用超细纤维开纤率(包括移位开纤率和裂离开纤率)、减量率、吸水性、毛效和纤维脱落性等综合评价指标,探讨了氢氧化钠浓度、温度和时间及机械力作用对超细纤维织物开纤效果的影响;运用正交试验方法,确定了复合超细纤维开纤的最佳工艺条件:NaOH浓度5 g/L、温度110℃、时间45 m in;并进一步证明了机械力作用能促进开纤效果。展开更多
The cashmere yarns were set in steam of 120℃ for 5 minutes after they had been extended to about 3% and wrapped onto the glass mandrels, which was relevant to the industrial setting processes. The effects of the stea...The cashmere yarns were set in steam of 120℃ for 5 minutes after they had been extended to about 3% and wrapped onto the glass mandrels, which was relevant to the industrial setting processes. The effects of the steaming on the tensile mechanical properties of cashmere fiber are investigated. The extension in ' yield region' and the extension at rupture of the set cashmere fiber are obviously decreased.展开更多
文摘采用超细纤维开纤率(包括移位开纤率和裂离开纤率)、减量率、吸水性、毛效和纤维脱落性等综合评价指标,探讨了氢氧化钠浓度、温度和时间及机械力作用对超细纤维织物开纤效果的影响;运用正交试验方法,确定了复合超细纤维开纤的最佳工艺条件:NaOH浓度5 g/L、温度110℃、时间45 m in;并进一步证明了机械力作用能促进开纤效果。
文摘The cashmere yarns were set in steam of 120℃ for 5 minutes after they had been extended to about 3% and wrapped onto the glass mandrels, which was relevant to the industrial setting processes. The effects of the steaming on the tensile mechanical properties of cashmere fiber are investigated. The extension in ' yield region' and the extension at rupture of the set cashmere fiber are obviously decreased.