Sidleycel HEC.docx

HydroxyEthylCellulose(HEC)BriefIntroductionHydroxyethylcelluloseetherisanon-ioniccelluloseetherthatiseasilysolubleinwater.Itprovidesthickeningproperties,protectivecolloids,improvedworkability,andstronganti-enzymestabilitytoensurehigh-endproductquality.Inaddition,theproducthasahigherandmoreuniformdegreeofsubstitutionandexcellentresistancetoenzymes.Asaresult,theyarewidelyusedinLacquer,latexpaint,oildrillingauxiliaries,detergents,toothpasteproduction,andotherindustries.TechnicalspecificationAppearancewhiteorsimilartowhitepowderMolarsubstitutiondegree(MS)1.8-2.5Lossondrying8.0%PH6.0-8.5ParticleSizemin.92%passthrough80meshApparentDensity0.30-0.50g/mlPaints&CoatingGradeHECVitaloseHydroxyethylCelluloseBrookfieldViscosity1%Solution,at20HEC-100OOB500-1500mPa.sHEC-30000B1500-2400mPa.sHEC-60000B2500-3500mPa.sHEC-100000B4500-6000mPa.sBiBiostableHEChasexcellentthickeningefficiency,colorrendering,waterretention,andexcellentresistancetobiodegradation.Italsoactstoemulsify,disperse,stabilizeandretainwater.Inaddition,HEChasgoodrheologicalpropertiesandworkabilityatdifferentshearratesandhasaresistancetosheddingandslipping.Oil-drillingGradeHECTypeViscositympa.sMoisture,%PHVT300150-400(2%)8.06.08.5vooooo48006000(1%)VTOseriesHECismainlyusedasathickeningagentandFluidLossAdditiveintheoildrillingindustry.ThefunctionofHighviscosityHECisasathickeningagentforwellcompletionfluid,whilelowviscosityHECisafluidlossAdditive.