AATCC79-2000(2007)纺织品的吸水性测定.pdf

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1、AATCCTestMethod79-2000AbsorbencyofBleachedTextilesDevelopedin1954byAATCCCommit-(6in.)ormorediameter.9.PrecisionandBiasteeRA34;jurisdictiontransferredin5.2Burette,delivering15-25dropsof2003toAATCCCommitteeRA63;reaf-waterpermilliliter.9.1InterlaboratoryStudy.Testsforab-firmed1968,1972,1975,1979,1992,

2、sorbencyofbleachedtextileswerecon-5.3Stopwatch.2000;editoriallyrevisedandreaffirmedductedin1992,with5laboratoriesevalu-(withtitlechange)1986;revised1995.5.4Burettestand.ating7fabrics.Participatinglaboratorieswerepresumedtobeperformingthetest6.TestSpecimenmethodunderstatisticalcontrol,without1.Purpo

3、seandScopeverification.1.1Absorbencyisoneofseveralfac-6.1Aswatchorskeinofbleachedma-9.1.1Theanalysisofvariancetech-torsthatdeterminesthesuitabilityofaterialcanbeusedforthistest,aslongasniquewasappliedtothedataset.Thefabricforaparticularuse,asinthecasethespecimencanbespreadtightlyoveranalysisisbeing

4、retainedforreferenceinofgauzeortoweling.Itisimportantinanembroideryhoop.RA34committeefiles.fabricsthataretobedyed,sincethecom-6.2Specimenssampledpriortodrying9.2Precision.pletenessanduniformityofthedyeingshouldfirstbeairdried.Allspecimens9.2.1Whentwoormorelaboratoriesaredependentupontheabsorbency.s

5、houldbebroughttomoistureequilib-wishtocomparetestresults,itisrecom-Wherefabricsaretobegivenresinorriuminastandardatmospherehavingamendedthatlaboratorylevelbeestab-otherspecializedfinishes,absorbencyisrelativehumidityof65±2%at21±1°Clishedbetweenthempriortobeginningafactortobeconsidered.Wettabilityor

6、(70±2°F)(see10.1).testcomparisons.absorbencyoftextilefabricsoryarnscan9.2.2Criticaldifferencesforsinglebedeterminedbythistestmethod.fabriccomparisonsandformultiplefab-7.ProcedurericcomparisonsaregiveninTablesIand2.PrincipleII,respectively.7.1Conductthetestinastandardat-mosphereasdefinedabove.2.1Adr

7、opofwaterisallowedtofall7.2Mountthecloth(orsmoothed-out,fromafixedheightontothetautsurfaceofatestspecimen.Thetimerequiredforthickportionofyarn)intheembroideryTableI—CriticalDifferencethespecularreflectionof