基于热膨胀微球的隔热聚酯织物性能印染(2024No.3)基于热膨胀微球的隔热聚酯织物性能刘良1,2,程献伟1,2,姚海祥3,关晋平1,2æèççöø÷÷1.苏州大学纺织与服装工程学院,江苏苏州215021;2.苏州大学纺织行业纺织材料阻燃整理重点实验室,江苏苏州215021;3.苏州兆海纺织科技有限公司,江苏苏州215231摘要:采用热膨胀微球和聚丙烯酸酯黏合剂对聚酯织物进行涂层改性,并采用聚氨酯薄膜提高热膨胀微球在聚酯织物表面的黏附性能。对涂层聚酯织物的表面形貌、厚度、隔热性能等进行分析。研究结果表明:热膨胀微球在110℃焙烘1.0min后具有良好的膨胀发泡性能,无破损现象;经聚氨酯涂层整理后,隔热聚酯织物具有较好的耐摩擦性能。此外,聚酯织物的热传导性能显著降低,导热系数从涂层前的0.13120W/m·K降低至0.06098W/m·K。当涂层聚酯织物放置在50℃和100℃加热台上5min时,其表面温度比未涂层的聚酯织物,分别降低了约9.7℃和23.1℃,表明热膨胀微球涂层聚酯织物具有良好的隔热性能。关键词:表面涂层;热膨胀微球;聚氨酯;隔热材料;聚酯织物中图分类号:TS195.597文献标志码:ADOI:10.3969/j.yinran.202403014ConstructionofthermalinsulationpolyestercompositefabricsusingthermalexpansionmicrospheresLIULiang1,2,CHENGXianwei1,2,YAOHaixiang3,GUANJinping1,2æèççöø÷÷1.CollegeofTextileandClothingEngineering,SoochowUniversity,Suzhou215021,China;2.KeyLaboratoryofFlameRetardancyFinishingofTextileMaterials(CNTAC),SoochowUniversity,Suzhou215021,China;3.SuzhouZhaohaiTextileTechnologyCo.,Ltd.,Suzhou215231,ChinaAbstract:Thethermalexpansionmicrospheres(TEMs)andpolyacrylateadhesivearebondedtopolyethyleneterephthalate(PET)fabricusingacoatingtechnology,andthenpolyurethaneisusedtoimprovetheadhesionperformanceofthermalexpansionmicrospheresonthesurfaceofpolyesterfabric.Thesurfacemorphology,thicknessandthermalinsulationperformanceofcoatedPETareanalyzed.TheresultsshowthatTEMsdisplaygoodexpansionpropertieswithnodamageafterdryingat110℃for1.0min.TheTEMsshowgoodfrictionre⁃sistanceonthefabricsurfacebecauseoftheprotectionofPUfilm.Thethermalconductivityofpolyesterfab⁃ricscanbesignificantlyreducedfrom0.13120W/m·Kto0.06098W/m·K.Whenthecoatedpolyesterfabri...