relative viscometer · 2020. 2. 10. · relative viscometer [shown below with full automation...

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.

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:weisenwong@hmjassociates.com

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

AutomationSummary

ThefollowingtablesummarizesthelevelofautomationthateachDSVpackageprovides:

www.hmjassociates.com HoustonMJAssociates,Inc.2380DickinsonAve,SuiteA,Dickinson,TX77539Tel:281-678-8549�Email:weisenwong@hmjassociates.com

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