Sidleycel 羧甲基纤维素醚.docx

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1、SodiumCarboxyMethylCellulose(CMC)BriefIntroductionVitalcelloseSodiumcarboxymethylcellulose(CMC)isananioniccelluloseethermadefromnaturalcottonfiberastheprimaryrawmaterialthroughalkalization,etherification,purification,drying,pulverization,orgranulation.TheappearanceofCMCiswhitepowderorgranules,andits

2、water-solublecolloidhasthefunctionsOfthickening,stabilizing,emulsifying,suspending,andfilm-forming.Theyarewidelyusedinfoodztoothpaste,paper;ceramics,printinganddyeing,oildrilling,andotherindustries.FoodGradeCMCTechnicalSpecificationsofFoodgradeCMCTypeItemVFlOlVF500VFlOOOVF3000VFSOOOVF7000VFG1000(Gra

3、nular)VFG3000(Granuhr)VFG5000(Granular)VFG7000(Granuhr)VFG8000(Granular)Purity(%)99.599.5299.599.599.599.599.599.599.599.599.5Viscosity(mPas)80-120*200-5001000-20003000-40005000-60007000-80001000-20003000-40005000-60007000-80008000DegreeofSubstitution1.00.80-0.950.80-0.950.80-0.950.80-0.950.80-0.950

4、.80-0.950.80-0.950.80-0.950.80-0.950.80-0.95LossonDrying(%)10.0pHValue(l%)6.5-9.0RemarksTestmethod:ViscositymeasuredonbasisWetsampleof1%watersolution,at25DegCfBrookfiekiViscometerLVTD-I+TyPe,#2-4#SPindie,3OrPm.*1is2%watersolutionVitalcelloseCMChasgoodacidandsaltresistance,highsolutiontransparencyles

5、sfreecellulose,gelparticles,fastdissolutionspeed,andreasonablesolutionfluidity.Usedinfood,itcanimprovetheproductstaste,grade,andqualityandprolongtheshelflife.1. CMCcanpreventtheproteininyogurtfromcoagulatingandavoidcausingprecipitationanddelamination.2. CMCcaneffectivelymix,disperseandemulsifywaterf

6、at,andproteininicecream,andcanavoidtheappearanceoficecrystals,improvetasteandkeepuniformityoffinalproducts.3. CMChasgoodnatureofsubstitutionanduniformitytoensurethestabilityofacidicbeveragesandextenditsshelflife.4. CMCitselfhasnocatorificvalueandisagoodoptionformakinglow-caloriefoodsBatterygradeCMCT

7、ypeViscosityI%,mPas(BrookfieldLvtd30rpm)DegreeofsubstitutionPHMoisture%Purity%Mg+%Fe+%BVT-10010-1000.95-1.206.5-8.510299.50.02三0.02BVT-500100-10000.95-1.20BVT-100O800-16000.95-1.20BVT-20001600-25000.95-1.20BVT-30002500-40000.95-1.20Sodiumcarboxymethylcelluloseiswidelyusedinthebatteymanufacturingindu

8、stjyasabinderfornegativeelectrodematerialsoftheaqueoussystem.Theoptimalamountaddedcanobtainalargerbatterycapacity;IOngercyclelife,andlowerresistance.TheeffectofCMConthebattery:1. Improvethestabilityandfluidityofwater-resistingmaterialdispersedinsolution2. Dispersethenegativeelectrodeactivematerialan

9、dconductiveagent3. Adhesiveandprotectiveactivesubstances4. Preventprecipitationofactivesubstances5. DeconstructionofstablepolepiecestoimprovebatterychargeanddischargeperformanceFeaturesofbattery-gradeCMC1. Improvebatteryliquidsedimentation.VitalceltoseCMCgroupsubstitutionisuniform,andproductstabilit

10、yisstableincontinuousobservation72hstatictest2. Goodpermeability-fewerimpurityparticlesinCMC,almostnoinsolublematterafterthedissolution3. Changethephenomenonofpolepiececracking.ComparedwithotherCMC,theVitalcelloseCMCpolepiecehasbettersoftness,whichcansolvetheproblemofthepolepiececrackingwellTextileG

11、radeCMCTypeViscosity,mPa.s(1%Soln.)D.SMoisture%pHValuePhysicalFormTVX13200-20001.3-1.430APIFiltratexm310CMC-LVTViscometerdialreadingat600rpm90APIFiltratexm310ComplywithGBT5005-2001andAPI-13AstandardsOildrillinggradeCMC:CMCisahigh-purity,high-efficiencypulpingagentwithsolidresistancetosaltandtemperat

12、ure.Compatiblewithseawaterandsaturatedbrine.Ithelpsstabilizethesoftsoilstructure,preventsthewell,swallfromcollapsing,increasesslurryproduction,reducesfiltrationloss,andimprovesthedrillingspeedandoilrecoveryrate.Oil-drillingGradePolyanionicCellulose(PAC)Appearanceviscosity(mpa.s)APIFiltrateVolumeMois

13、ture%Degreeofsubstitution(D.S.)Purity%PAC-LV400.970/95PAC-HV5023100.990/95ComplywithAPI-13AstandardsCustomizedproductsareavailableaccordingtocustomers,specialrequirements.ThefunctionsofPolyanionicCellulose(PAC)indrillingfluid:l,Thehighdegreeofsubstitutionanduniformity,hightransparency,controllableviscosity,andwaterlossreduction;2,Anywater-basedslurrysuitableforuseinfreshorseawater;saturatedbrine;3,Themudcanincreasethequantityandreducethefiltration;4,PACisanexcellentmudfordrilling,repairing,andefficientlyfracturingfluid.