The invention provides a dyeing method for bio-based nylon 56 yarn. The yarn is dyed by bobbin yarn or warp shaft. The steps are as follows: 1) pretreatment: yarn is immersed in water for 5 10 minutes when bobbin yarn is used, yarn is immersed in water for 10 15 minutes when warp shaft is used, water circulation is made for 10 minutes, then TFN101 deoiling 1 2 g/L is added after opening pump, temperature is raised to 80 90 90 20 40 minutes, and drainage is maintained; 2) dyeing: yarn 2 pa, bath ratio 1:7-1:40, yarn pressure difference 1.0 2.4 pa, bath ratio 1:6.5-1:40, warming to 35 40 degrees, adding acetic acid 0.5 3 g/L after 35 40 degrees, adding acetacetic acid 0.5 3 g/L and dyes in turn adding leveling agent 1 3 g/L and dye dye to keep 10 30min, pH value 2.9 7.4 pa, yarn temperature ratio 1:6.5-1.4-1:40, warming to 35 40 degrees, adding acetacetacetacetacetacetacetacetacetacetacetThe heating rate of 8209;2 degree/min rises to 60 degree and keeps at 1 degree After treatment, the color of the dyed yarn and warp shaft is uniform and the cost is low.
【技术实现步骤摘要】
一种生物基尼龙56纱线的染色方法
本专利技术提供适用一种生物基尼龙56纱线的染色方法,属于纺织印染
技术介绍
生物基尼龙56纤维是由生物基戊二胺和石油基己二酸聚合而成的新材料,生物基含量为45%,现在筒子纱染色面临筒纱色花、内外差颜色差异大、牢度差等问题。
技术实现思路
本专利技术目的在于克服传统锦纶染色方式的缺陷,提供一种工序简单、高产低耗的生物基尼龙56纱线的染色方法,该方法能使生产效率大幅提升,劳动强度大幅下降。其技术方案为:一种生物基尼龙56纱线的染色方法,纱线采用筒纱或经轴,筒纱参数为定型前密度200-380g/dm3,定型后密度320-400g/dm3,个重0.8-1.3kg/个,其特征在于采用以下步骤:1)前处理:纱线采用筒纱时水浸5-10min,纱线采用经轴时水浸10-15min,再开泵使水循环10min,之后再加入TFN101去油灵1-2g/L,升温至80-90°保持20-40min,排水;2)染色:染色时比流量每分钟22-47g/L,纱线采用筒纱时压差0.4-1.2帕、浴比1:7~1:40,纱线采用经轴时压差1.0-2.4帕、浴比1:6.5~1:40,升温至35°-40°后加入醋酸0.5-3g/L保持10-15min,然后依次加入匀染剂1-3g/L和染料保持10-30min,pH值2.9-7.4稳定,再以1°-2°/min的升温速度升至50°保持10min,再以1°-2°/min的升温速度升至60°保持10min,再以1°-2°/min的升温速度升至85°-95°保持40-50min,排水;3)后处理:加入抗静电剂PH2-3g/L ...
【技术保护点】
1.一种生物基尼龙56纱线的染色方法,纱线采用筒纱或经轴,筒纱参数为定型前密度200‑380g/dm
【技术特征摘要】
1.一种生物基尼龙56纱线的染色方法,纱线采用筒纱或经轴,筒纱参数为定型前密度200-380g/dm3,定型后密度320-400g/dm3,个重0.8-1.3kg/个,其特征在于采用以下步骤:1)前处理:纱线采用筒纱时水浸5-10min,纱线采用经轴时水浸10-15min,再开泵使水循环10min,之后再加入TFN101去油灵1-2g/L,升温至80-90°保持20-40min,排水;2)染色:染色时比流量每分钟22-47g/L,纱线采用筒纱时压差0.4-1.2帕、浴比1:7~1:40,纱线采用经轴时压差1.0-2.4帕、浴比1:6.5~1:40,升温至35°-40°后加入醋酸0....
【专利技术属性】
技术研发人员:陈伟伟,刘淑云,刘立强,李长娟,牟晓伟,邢成利,杨尚斌,张振全,孙健,刘婕,
申请(专利权)人:鲁泰纺织股份有限公司,
类型:发明
国别省市:山东,37
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