<div><br></div><div><section class="_135editor" data-role="paragraph" style="font-size: medium; max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="max-inline-size: 100%; margin: 0px; padding: 0px; cursor: text; font-size: 15px; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="max-inline-size: 100%; margin: 0px; padding: 0px; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;">　　</span></span></p></section><section class="_135editor" data-role="paragraph" id="autoparagraph" style="font-size: medium; max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><section class="_135editor" data-role="paragraph"><p style="line-height: 1.75em;"><span style="font-size: 15px;">　　答 还原黄GCN溶解度较差，它与棉纤维的亲和力中等。用高温高压染色机染纱时，首先要掌握好还原干缸时的温度、烧碱和保险粉的用量，确保染料的还原和提高染料溶解度。染色时采用低温入染，高温染色。染浴中可加入牛皮胶3～4g／L及平平加O 0.2g／L，上述弊病可基本上得到解决。</span></p><p><br></p><p style="line-height: 1.75em;"><span style="font-size: 15px;">　　染色工艺条件是：室温入染5min，在30min内逐步升温至100℃，保温染色10min，然后降温到80℃即可。采用高温染色后，纱线手感稍硬，但不损伤强力。如在染浴中加太古油0.5mL／L，染后通过皂煮及柔软处理，纱线手感可得到改善。</span></p><p><br></p></section><section class="_135editor" data-role="paragraph"><p><br></p></section></section></div>