尼龙弹力织物深色染固一浴法工艺印染（2024No.3）尼龙弹力织物深色染固一浴法工艺张琪1，刘丽佳1，宋树严2，张维1，3æèççöø÷÷1.河北科技大学纺织服装学院，河北石家庄050018；2.天津三环化工有限公司，天津300384；3.河北省纺织服装技术创新中心，河北石家庄050018摘要：为提高尼龙弹力织物染深色时的色牢度，选取酸性黑172、酸性蓝193为深色染料代表，研究染料用量、固色剂种类、染固同浴法工艺对织物染色深度及染色牢度的影响。结果表明：染料用量是影响染色深度的关键因素，酸性黑172和酸性蓝193的染料质量分数为4%时，K/S值均达到最大值28.03和28.22。经水杨酸和单宁酸衍生物固色后，织物的耐水、耐汗渍、耐水洗、耐摩擦色牢度均提升0.5级，且织物整体构象未发生变化，比原纤维的结晶度高、结晶完善程度好。动力学分析表明，酸性染料对尼龙纤维的上染过程符合准二级动力学模型，织物与染料之间主要为化学吸附过程。关键词：尼龙弹力织物；酸性染料；染色；固色；色牢度中图分类号：TS193.636文献标志码：BDOI：10.3969/j.yinran.202403002One-bathdyeingandfixingprocessofnylonelasticfabricindarkshadeZHANGQi1,LIULijia1,SONGShuyan2,ZHANGWei1,3æèççççöø÷÷÷÷1.CollegeofTextileandGarment,HebeiUniversityofScience&Technology,Shijiazhuang050018,China;2.TianjinSanhuanChemicalCo.,Ltd.,Tianjin300384,China;3.TechnologyInnovationCenterforTextileandGarmentofHebeiProvince,Shijiazhuang050018,ChinaAbstract:Inordertoimprovethecolorfastnessofnylonelasticfabricsindeepdyeing,AcidBlack172andAcidBlue193areselectedastherepresentativesofdarkdyestostudytheeffectsofdyedosage,typesoffixingagents,andone-bathdyeingandfixingprocessonthedyeingdepthandfastness.Theresultsshowthatthedyedosageisakeyfactoraffectingthedyeingdepth.WhenthedyedosageofAcidBlack172andAcidBlue193is4%,theK/Svaluesreachthemaximumvaluesof28.03and28.22.Afterfixationwithsalicylicacidandtan⁃ninacidderivatives,thecolorfastnessestowater,perspiration,washingandrubbingofthedyednylonarein⁃creasedby0.5levels.Afterdyeing,theoverallconformationofthefabricdoesnotchange,andithasahighercrystallinityandbettercrystallinitycomparedtotheoriginalfiber.Kineticanalysisshowsthatthedyeingpro⁃cessofnylonf...
