中试原液着色特黑海岛纤维的性能及应用评估Properties and Application Evaluation of Dope Dyed Extra Black Sea-Island Fiber in Pilot Scale Production
李赛,顾进,付昌飞
LI Sai,GU Jin,FU Chang-fei
摘要(Abstract):
基于前期超纤用特黑色母粒的研究基础,中试生产了原液着色特黑海岛纤维,并对其物理性能和后道应用性能进行测试与评估。16岛和37岛COPET/PA6特黑海岛纤维的断裂强力均>2.9 cN/dtex,断裂伸长率均>55%;纤维制备成非织造布,经过开纤后,黑度L值<13,a、b值在0左右;制成超纤革后,黑度L值在12左右,与市面上染整工艺制备的超纤革的色度接近。该原液着色超细特黑海岛纤维纺丝工艺稳定,适宜进行规模化工业生产,可用于环保制革。
Based on the research foundation of super black master batch for microfiber in the early stage,thepilot production of the original solution colored super black sea-island fiber was carried out, and its physical properties and the application performance of the latter channel were tested and evaluated. The breaking strength of COPET/PA6 extra black sea-island fiber with 16 islands and 37 islands was greater than 2.9 cN/dtex and the breaking elongation was greater than 55%. The fiber was prepared into nonwovens. After the fiber was opened, the blackness L value was less than 13, and the a value and b value were about 0. After the fiber was made into ultrafine leather, the blackness L value was about 12, which was close to that of ultrafine leather prepared by dyeing and finishing technology on the market. The spinning process of ultrafine extra black sea-island fiber is stable, which is suitable for large-scale industrial production, and can be used for environmental protection leather making.
关键词(KeyWords):
定岛型海岛纤维;原液着色;黑度;中试;超纤革
figured sea-island fiber;dope dyeing;blackness;pilot scale production;ultrafine leather
基金项目(Foundation):
作者(Author):
李赛,顾进,付昌飞
LI Sai,GU Jin,FU Chang-fei
DOI: 10.16090/j.cnki.hcxw.2020.06.005
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- 定岛型海岛纤维
- 原液着色
- 黑度
- 中试
- 超纤革
figured sea-island fiber - dope dyeing
- blackness
- pilot scale production
- ultrafine leather