织物遮光性测试方法

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1、Seediscussions,stats,andauthorprofilesforthispublicationat:https://www.researchgate.net/publication/221658262TestingLightShieldingPropertiesofFabricsArticle·June2011CITATIONSREADS0794authors,including:XiaosongLiuVillanovaUniversity11PUBLICATIONS4CITATIONSSEEPROFILEAllcontentfollowingthispag

2、ewasuploadedbyXiaosongLiuon25January2017.Theuserhasrequestedenhancementofthedownloadedfile.第32卷第3期纺织学报Vol.32，No.32011年3月JournalofTextileResearchMar.，2011文章编号:0253-9721(2011)03-0070-07织物遮光性测试方法1112刘晓松，高永红，王府梅，施楣梧(1.东华大学纺织学院，上海201620;2.总后军需装备研究所，北京100082)摘要结合主观视觉评价方法，对白度仪和紫外可见光分光光度计测试指标在表征织物遮

3、光性的可行性和适用性方面进行研究。结果表明:由白度仪测得的透明度能够在一定程度上反映织物的视觉透明感，但其数值大小受织物颜色的影响较为明显;有色织物的透明度值与视觉透明感的相关性低于白色织物。用紫外可见光分光光度计测得的可见光范围内各单色光的平均透射系数更适合于表征及评价织物的遮光性能，尤其适合于不同颜色的织物，该值比白度仪单波段的光透明度值与视觉透明感的关系更加密切。平均透射系数值越小，表示织物的遮光性越好，该值大于40%的织物有明显透明感，小于20%的织物是不透明的。关键词遮光性;透明度;透射系数;秩位分析;织物中图分类号:TS102.212文献标志码:ATestingl

4、ightshieldingpropertiesoffabrics1112LIUXiaosong，GAOYonghong，WANGFumei，SHIMeiwu(1.CollegeofTextiles，DonghuaUniversity，Shanghai201620，China;2.TheQuartermasterEquipmentResearchInstituteoftheGeneralLogisticsDepartmentoftheCPLA，Beijing100082，China)AbstractThispaperstudiestheapplicabilityandfeasi

5、bilityofusingthetestresultsofwhitenesstesterandUV-Visspectrophotometerincombinationwithsubjectivevisualassessmenttocharacterizethelightshieldingpropertiesoffabrics.TheresultsshowedthatthevalueofwhitenessRandthevalueof457transparencyVwhichwereobtainedbywhitenesstesterreflectedthevisualclarit

6、yoffabricinacertaintextent.However，thedependenceofvisualclarityofdyedfabricsonthetransparencyvalueVwaslowastcomparedwiththewhitefabrics.ThetransmissioncoefficientsofmonochromaticlightwithinthescopeofvisiblelightscouldbemeasuredbyUV-Visspectrophotometer，andtheaveragethetransmissioncoefficien

7、tsTismoresuitableforcharacterizationandevaluationofthelightshadingperformanceofjfabrics，especiallycolouredfabrics.TherelationshipbetweentheTandthevisualclarityoffabricsisjmuchcloserthanthatofVandvisualclarity.ThesmallertheaveragetransmissioncoefficientT，