AATCC183-2004(2007)紫外辐射通过织物的透过或阻挡性能(英文).pdf

《AATCC183-2004(2007)紫外辐射通过织物的透过或阻挡性能(英文).pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Freebz.net标准下载网AATCCTestMethod183-2004TransmittanceorBlockingofErythemallyWeightedUltravioletRadiationthroughFabricsDevelopedin1998byAATCCCommit-ancetransmittedandcalculatedthrough6.2Asindexedincatalogues:Filter,teeRA106;reaffirmed1999,2000;re-airtotheaverageeffectiveUV-Rirradi-SchottGlassUG1

2、1(see15.2).vised2004.ancetransmittedandcalculatedthrough6.3Clearplasticfoodwrapforusefabric.withwetsamples(polyvinylidenechlo-3.4ultravioletradiation,n.—radiantrideorpolyvinylchloridefilm).1.PurposeandScopeenergyforwhichthewavelengthsofthe6.4AATCCBlottingpaper(see15.5).monochromaticcomponents

3、aresmaller1.1Thisstandardtestmethodisusedthanthoseforvisibleradiationandmoretodeterminetheultravioletradiation7.InstrumentVerificationandCalibrationthanabout100nm.blockedortransmittedbytextilefabricsNOTE:Thelimitsofthespectralrange7.1Calibration.Calibratethespectro-intendedtobeusedforUVprotec

4、tion.ofultravioletradiationarenotwellde-photometerorspectroradiometeraccord-1.2Thismethodprovidesproceduresfinedandmayvaryaccordingtotheuser.ingtomanufacturerinstructions.TheuseformeasuringthisfabricpropertywithCommitteeE-2.1.2oftheInternationalofphysicalstandardsarerecommendedspecimensineith

5、erthedryorwetstates.CommissiononIllumination(CIE)(seeforvalidatingthemeasurementofspec-15.4)distinguishesinthespectralrangetraltransmittance.2.Principlebetween400and100nm:7.1.1Whenrunningawetsampleplacetheplasticwrapovertheportand2.1Thetransmissionofultravioletra-UV-A315-400nmrepeatcalibratio

6、n.diation(UV-R)throughaspecimenisUV-B280-315nmmeasuredonaspectrophotometeror7.2Wavelengthscale.CalibratetheUV-R280-400nmspectroradiometeratknownwavelengthwavelengthscaleofthespectrophotome-intervals.terorspectroradiometerusingthespec-4.SafetyPrecautionstralemissionlinesofanelectricaldis-2.1.1

7、Theultravioletprotectionfactor(UPF)iscomputedastheratiooftheNOTE:Thesesafetyprecautionsarechargeinmercuryvapor.Thewavelengtherythemallyweightedultravioletradia-forinformationpurposesonly.Thepre-calibrationofaspectrophotometercanbetion(UV-R)ir