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RelativeViscometer [ShownbelowwithFullAutomationPackage]
TheRelativeViscometerwasspecificallydevelopedtomeasuretheviscositiesofdilutepolymersolutions.Itprovidesfasteranalysis,greaterprecision,andlesssolventexposurecomparedtoconventionalglasstubes.TheRelativeViscometerisASTM-approved,anditsclosed-loopsystemprovidesgreateroperatorsafety.
Solutionviscositiesaredeterminedbytheviscosityofthesamplerelativetothereferencesolvent.TheRelativeViscometermeasuresthesolventandsampleviscositiessimultaneously,avoidingerrorsduetotemperaturefluctuationandsolventvariations.
It’stheonlysolutionviscometerthatcanprovideRelative,Intrinsic,Inherent,Specific,andAbsoluteViscosity,aswellasMolecularWeightinasingleexperiment.
Typicalapplicationsinclude,butarenotlimitedto:
• PolyethyleneTerephthalate(PET)• PolyvinylChloride(PVC)• Polyolefins(PE,PP)• Polyamides(Nylon)• SyntheticRubber(EPDM)• HyaluronicAcid(HA)
ExampleapplicationsareprovidedintheLearningsectionofourwebsite,www.hmjassociates.com.OperatedusingHMJ’sARVTMsoftware,theRelativeViscometercanbeconfiguredwithvariouslevelsofautomation.Seetheothersideforpackagedetails.
SettingtheStandardforDSV HoustonMJAssociates’innovativedilutesolutionviscositytechnologyisbackedbyexperttechnicalserviceandanalyticalsupport.Formoreinformation,pleasevisitusatwww.hmjassociates.com.
HMJ’sRelativeViscometermatesseamlesslywith
anautosamplertocreateacompletedilute
solutionviscositysystem.
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TechnicalSpecifications
MeasuringPrinciple TypicalFlowRateDualcapillarybridge 1−3mL/min.
MeasuringRanges TypicalAnalysisTime0−20cp(mPas)or 2−4min.1−10Relativeviscosity
Sensitivity ShearRate1.0x10-4Specificviscosity 1000sec-1
PrecisionofRVMeasurement TemperatureRange±0.5%Rel.stddeviation 15−150°C
CapillaryDimensions TypicalSampleVolume0.02in.IDx18in. 30-35mLfortwoinjections
ProductPackages
TheRelativeViscometerisavailablefororderinfourconfigurations:
DSVServiceandSupport
HMJAssociatessupportstheDSVcustomerwiththefollowing:
• Instrumentmaintenance,repair,andspareparts• Routineandconsultativesampleanalysesforpolymers• Methoddevelopment
www.hmjassociates.com HoustonMJAssociates,Inc.2380DickinsonAve,SuiteA,Dickinson,TX77539Tel:281-678-8549�Email:[email protected]
DimensionsWidth:17.5in.(42cm)Height:9.5in.(23cm)Depth:17.5in.(42cm)
Weight
40lbs.(18kg)
Power120V,50-60Hz,5A
or230V,50-60Hz,3A
OutputSignals
0-10V
Manual Auto-sampler
Semi-Automation
FullAutomation
Y501Viscometer X X X X
Installation&Training X X X X
DataSystem X X X X
Degasser X X X X
SingleSyringePump X X
DualSyringePump X X
VortexAutosampler X
Autosampler X X
AnalyticalBalance X X
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AutomationSummary
ThefollowingtablesummarizesthelevelofautomationthateachDSVpackageprovides:
www.hmjassociates.com HoustonMJAssociates,Inc.2380DickinsonAve,SuiteA,Dickinson,TX77539Tel:281-678-8549�Email:[email protected]
Manual Auto-sampler
Semi-Automation
FullAutomation
Assistancewithweighingsample
X X
DispensingSolvent X X
Heat&StirtheSample X
MoveBetweenVials X X X
SampleInjection X X X X
SampleAnalysis X X X X
DataRecording X X X X
