This paper introduces the key step of fully shrinking for suitable elasticity in cheese dyeing of PTT filament core-spun elastic yarn and staple blended yarn.
通过分析，认为PTT弹性长丝包芯纱线及短纤维混纺纱线的筒子染色关键，是使其充分收缩，以达到适宜弹性；
The article introduces new technical and process for core-spun spandex before or after cheese dyeing, and try to keep and recover the elasticity of spandex in finishing.
并在后整理时采用一定的方法使应力回缩，恢复氨纶纱的特性。
The main elements to influence dyeing quality of package dyed yarn are detailedly introduced from the aspects of cheese shaping, winding density, dyeing equipment, water quality and dyestuffs purity.
从筒子纱的成形、染色设备、水质、染料纯度几方面对影响筒子纱染色质量的主要因素做了详细的介绍。
Aiming at the problems of colour fluctuation in cheese VAT dyeing, methods of controlling colour shade are investigated from the reduction of dyes, process of dyeing, oxidizing, soaping and drying.
针对还原染料筒子纱染色的色光波动问题，从染料还原、染色条件、氧化条件、皂煮条件、烘干条件等几个工艺因素方面研究了还原染料筒子纱染色的色光控制方法。
The causes to form are analysed detailedly, and the precautions to take are proposed from the aspects of cheese yarn quality, equipment operating condition and dyeing techniques.
文章具体分析其形成的原因，并从筒纱质量、设备运行状况、染色工艺等方面提出了相应预防措施。
This paper covers the properties of PTT fiber and in detail elucidates the dyeing and finishing process of PTT elastic yarn cheese, PTT composite fiber material and PTT carpet etc.
本文探讨了PTT纤维的性能，并详细介绍了PTT弹性纱线筒子纱、PTT复合纤维面料以及PTT地毯等特殊PTT纤维产品的染整加工工艺。
This paper covers the properties of PTT fiber and in detail elucidates the dyeing and finishing process of PTT elastic yarn cheese, PTT composite fiber material and PTT carpet etc.
本文探讨了PTT纤维的性能，并详细介绍了PTT弹性纱线筒子纱、PTT复合纤维面料以及PTT地毯等特殊PTT纤维产品的染整加工工艺。
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