Sidleycel 羧甲基纖維素醚

SodiumCarboxyMethylCellulose(CMC)

BriefIntroduction

VitalcelloseSodiumcarboxymethylcellulose(CMC)isananioniccelluloseethermadefromnaturalcottonfiberastheprimaryrawmaterialthroughalkalization,etherification,purification,drying,pulverization,orgranulation.TheappearanceofCMCiswhitepowderorgranules,anditswater-solublecolloidhasthefunctionsofthickening,stabilizing,emulsifying,suspending,andfilm-forming.Theyarewidelyusedinfood,toothpaste,paper,ceramics,printinganddyeing,oildrilling,andotherindustries.

FoodGradeCMC

TechnicalSpecificationsofFoodgradeCMC

Type

Item

VF101

VF500

VF1000

VF3000

VF5000

VF7000

VFG1000(Granular)

VFG3000(Granular)

VFG5000(Granular)

VFG7000(Granular)

VFG8000(Granular)

Purityf%)

299.5

299.5

299.5

299.5

299.5

299.5

之99.5

299.5

299.5

299.5

299.5

Viscosity(mPa*s)

80-120*1

200-500

1000-2000

3000-4000

5000-6000

7000-8000

1000-2000

3000-4000

5000-6000

7000-8000

>8000

DegreeofSubstitution

1.0

LossonDrying(%)

<10.0

pHValue。％)

Remarks

Testmethod:ViscositymeasuredType,#2-4#spindle,30rpm.

*iis2%watersolution

onbasisWetsampleof1%watersolution,at25DegC,BrookfieldViscometerLVTD-I+

Vitalcellose@CMChasgoodacidandsaltresistance,highsolutiontransparency,lessfreecellubse,gelparticles,fastdissolutionspeed,andreasonablesolutionfluidity.Usedinfood,itcanimprovetheproduct'staste,grade,andqualityandprolongtheshelflife.

CMCcanpreventtheproteininyogurtfromcoagulatingandavoidcausingprecipitationanddelamination.

CMCcaneffectivelymix,disperseandemulsifywater;fat,andproteininicecream,andcanavoidtheappearanceoficecrystals,improvetasteandkeepuniformityoffinalproducts.

CMChasgoodnatureofsubstitutionanduniformitytoensurethestabilityofacidicbeveragesandextenditsshelflife.

CMCitselfhasnocalorificvalueandisagoodoptionformakinglow-caloriefoods

BatterygradeCMC

Type

Viscosity1%,mPas(BrookfieldLvtd/30rpm)

Degreeofsubstitution

PH

Moisture%

Purity%

Mg++%

Fe+++%

BVT-100

10-100

W10

299.5

<0.02

<0.02

BVT-500

100-1000

BVT-1000

800-1600

BVT-2000

1600-2500

BVT-3000

2500-4000

Sodiumcarboxymethylcelluloseiswidelyusedinthebatterymanufacturingindustryasabinderfornegativeelectrodematerialsoftheaqueoussystem.Theoptimalamountaddedcanobtainalargerbatterycapacity,longercyclelife,andbwerresistance.

TheeffectofCMConthebattery:

Improvethestabilityandfluidityofwater-resistingmaterialdispersedinsolution

Dispersethenegativeelectrodeactivematerialandconductiveagent

Adhesiveandprotectiveactivesubstances

Preventprecipitationofactivesubstances

Deconstructionofstablepolepiecestoimprovebatterychargeanddischargeperformance

Featuresofbattery-gradeCMC

Improvebatteryliquidsedimentation.VitalcelbseCMCgroupsubstitutionisuniform,andproductstabilityisstableincontinuousobservation72hstatictest

Goodpermeability-fewerimpurityparticlesinCMC,almostnoinsolublematterafterthedissolution

Changethephenomenonofpolepiececracking.ComparedwithotherCMC,theVitalcelbseCMCpolepiecehasbettersoftness,whichcansolvetheproblemofthepolepiececrackingwell

TextileGradeCMC

Type

Viscosity,mPa.s(1%Soln.)

D.S

Moisture%

pHValue

PhysicalForm

TVX13

2(X)-2(X)0

<10

(Powder/Granular)

TVX15

200-1500

TVX17

200-1200

L7-1.8

TVX20

2200

2.0min

Customizetheviscosityandgranularformsaccordingtocustomerrequirements.

CMCismainlyusedastextilesizingandprintingpasteinthetextileindustry.Withthefunctionofathickener;emulsifier;andsuspendingagent,CMCalsocanuseasaprintingpaste.

CMCisnoteasytoreactwithreactivedyesbuteasytoformapastewithstablestorage;printinganddyeinggradeCMChasfewergelparticles,hightransparency,excellentperformanceofpermeabilityandsuctionfiltration,stableviscosity,andcanenhancethehydrophilicityandpenetratingabilityofdyes,therebyimprovingtheclarityofprintingandtheadhesionofpigment.PrintinganddyeinggradeCMChasgoodrheologypropertiesandismoresuitableforfinepatternprintingofhydrophilicfibertextilesthansodiumalginate.TheactualprintingeffectiscomparabletothelatterItcanreplacesodiumalginateorcompounditinaprintingpaste.

CoatingGradeCMC

Type

Viscosity(Brookfield,l%.25℃)

Purity%

Application

CMCP20MS

2000-3000CPS

295

Coating

CMCP30MS

3000-4000CPS

295

Coating

CMCGP50M(Granular)

5000-6000CPS

295

Coating

ThecoatinggradeCMCadoptstheslurryproductionprocess,whichmakestheetherificationreactionoftheproductmoreuniform,thedegreeofsubstitutionishigher;andtheproducthasexcellentanti-enzymeperformanceanddispersibility.Asapaintthickener;ithasthefollowingfunctions:

Asastabilizer;itcanpreventthecoatingfromseparatingduetosuddenchangesintemperature.,

Itcanbeusedasathickenertomakethecoatingstateuniformandachievetheidealpreservingandusingviscositywithoutseveredelaminationduringthestorageperiod

Itcanminimizethedrippingandsaggingofpaintandiseasytoapply.

TheInstantCMCinMSseriescanbedispersedwithin30minutesanddissolvedinwatertoformatransparentanduniformcolloidalsolutionwithoutprolongedsoakingandvigorousstirring.Granularproductsdissolvefasterandmoreefficientlythanordinarypowderproducts,reducingproductioncosts.

ToothpasteGradeCMC

Type

Viscosity(Brookfield,l%.25℃)

Purity%

Application

CMCTH500

200-500CPS

99.5

Toothpaste

CMCisoneoftheimportantrawmaterialsfortoothpastemanufactory.Itmainlyplaysaroleinshapeforming,pastingandmolding,soastoformtheshapewith

properviscosity,aswellascertainglossinessanddelicacy.

Goodcompatibilitywithvariousrawmaterialsintoothpasteandpreventstheseparationoffrictionagents

Makingpastedelicate,water-free,shell-free,andprolongstheshelflife

CMChashightransmittanceafterdissolution,andhasbetterrheologicalandthixotropicproperties.

PapermakingGradeCMC

VitalcelloseCMC

Viscosity(Brookfield,4%.25℃)

Purity%

Applications

CV-5(Granular)

20-50CPS

90.0/98.0

P叩erMaking

CV-10(Granular)

50-100CPS

90.0/98.0

PaperMaking

CMCisusedinthepreparationofcoatedpapercoatingsinthepaperindustry,andappliedasWet-endadditives,surfacesizingagentsandsoon:

Controlandadjusttherheologyofcoatingsanddispersibilityofpigments

Goodfilm-formingpropertiesandimprovestheglossofthecoating

.Improvetheretentionrateofbrightenersincoatingsandimprovepaperwhiteness

DetergentGradeCMC

Type

Viscosity

Purity%

Application

CMCD5

5-40CPS(Brookfield;2%,25℃)

70

Washingpowder

CMCD3000S

3000-4000CPS(Brookfield,l%.25℃)

>95

Laundrydetergent

CMCD4000S

4000-5000CPS(Brookfield,l%.25℃)

>95

Laundrydetergent

CMCD3000S/D4000SisaninstantdispersingCMCwithnoagglomeration,fastdissolution,andhightransparency.

Sodiumcarboxymethylcellulosecanmakethewashingliquidhavespecificviscosity,thickening,dispersing,andemulsification,andalsopreventthede-depositionofdirt.Theworkingprincipleisthatnegativelychargeddirtgranulesandchargedsodiumcarboxymethylcellulosemolecularabsorbingonfabricshasmutualelectrostaticrepulsion.Sothatthewhitefabriccanmaintainitswhitenessandthecoloredfabriccanbebrightlycolored.

CeramicGradeCMC

Type

Viscosity

Purity%

Application

CMCCG1000(Powder/Granular)

800-1200CRS(Brookfield,l%.25℃)

95.0

Printingglaze

CMCCG2000(Powder/Granular)

1500-2500CPS(Brookfield,l%.25℃)

95.0

Printingglaze

CMCC2000S

1500-2500CPS(Brookfield,l%.25℃)

95.0

Printingglaze

Notes:CMC2000SisansurfacetreatmentCMC,whichcanquicklydisperseinthesolution,avoidagglomeration,reducetheoperationtime,andformatransparentandviscoussolutionafterstirringfor20-30minutes.

FunctionsofCMCinceramicglaze:

Excellentdispersibilityandprotectivecolloidpropertiesmaketheglazeslurrystablewithoutdelamination.

Adjusttheviscosityoftheglazeslurrysothatithasgoodrheologicalproperties,whichisconvenientforglazing

Theproduct'sdegreeofsubstitutionisuniform,withfewergelparticles,noinsolublematter,andlessresidueonthesieve.

Oil-drillingGradeCMC

Product

Items

Spec.

CMC-HVT

Viscometerdialreadingat600rpm

Indistilledwater>

30

In40g/dm3saltwater>

30

Insaturatedsaltwater>

30

APIFiltrate.cm3<

10

CMC-LVT

Viscometerdialreadingat600rpm<

90

APIFiltrate.cm3<

10

ComplywithGB/T5005-2001andAPI-13Astandards

OildrillinggradeCMC:CMCisahigh-purity,high-efficiencypulpingagentwithsolidresistancetosaltandt