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Cellulose (High Viscosity)

Cellulose (High Viscosity)

Basic Information

CAS No.: 9004-34-6
"High-viscosity cellulose" usually refers to high-viscosity cellulose derivatives, mainly high-viscosity sodium carboxymethyl cellulose (HV-CMC) or high-viscosity hydroxypropyl methyl cellulose (HPMC). These are water-soluble cellulose ethers characterized by high thickening, water retention, or film-forming properties.

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Product Details


Basic Information

Product NameHigh Viscosity Cellulose
Main CompositionModified water-soluble cellulose polymer
Temperature Resistance≤140℃
Main FunctionsIncrease viscosity, improve shear force, suspend solid phase, control fluid loss
Applicable SystemAll kinds of water-based drilling fluids
FeatureStrong thickening ability, good hydration effect
CAS NoteModified polymer mixture, no exclusive single CAS number


Physical and Chemical Properties

AppearanceWhite or off-white fine powder
Moisture Content≤8.0%
Apparent ViscosityHigh viscosity grade
pH Value (1% aqueous solution)6.5~8.5
FinenessOver 95% pass 80-mesh sieve
SolubilityRapidly hydrate and dissolve in cold water


Main Chemical Properties

Powerful ThickeningRemarkably raise mud viscosity and funnel viscosity
Good Suspending CapacityPrevent weighting material and cuttings from settling
Effective Fluid Loss ControlForm fine mud cake to reduce filtration loss
Moderate Salt ResistanceKeep stable effect in low and medium salinity mud
No adverse impactDo not affect mud gel strength negatively
Excellent CompatibilityWell compatible with all conventional drilling fluid additives


Safety Information

ToxicityNon-toxic and environmentally friendly
Health HazardDust slightly irritates respiratory tract and eyes
Protective MeasuresWear dust mask and protective gloves
Storage ConditionSeal and store in cool dry place, avoid moisture
TransportationOrdinary industrial raw materials
First AidRinse contacted parts with clean water
Waste DisposalDispose as general harmless solid waste


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