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Dispersants STD-5041

IntroductionComposition: Copolymer solution containing pigment-friendly groupsAppearance: brown

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Content

Introduction

Composition: Copolymer solution containing pigment-friendly groups

Appearance: brownish yellow transparent solution

Active ingredient: 50%

Solvent: Mixed dibasic estersScope of application:

Can be used in a variety of systems, and can be used to disperse a variety of pigment systems, is extremely versatile hyperdispersant


CategoryDetails
Product NameDispersant STD-5041
Chemical TypePolymeric surfactant (anionic/nonionic blend)
AppearanceLight yellow to amber viscous liquid
Solid Content40±2%
pH Value7.0–9.0 (1% aqueous solution)
Density (20°C)1.05–1.15 g/cm³
Viscosity (25°C)200–500 mPa·s
SolubilitySoluble in water and most organic solvents


Key Properties & Functions

PropertyDescription
DispersionStabilizes solid particles (e.g., pigments, fillers) in liquid media, preventing agglomeration.
CompatibilityWorks with aqueous and solvent-based systems (paints, coatings, inks).
Thermal StabilityStable up to 200°C; suitable for high-temperature processes.
Ionic NatureAnionic/nonionic hybrid enhances compatibility with varied formulations.
Foam ControlLow-foaming formulation for industrial applications.


Applications

IndustryUse Case
CoatingsImproves pigment dispersion in waterborne/ solvent-based paints.
InksEnhances color strength and printability.
CeramicsDisperses inorganic powders in slurry preparations.
ConstructionReduces viscosity in cement/polymer-modified mortars.
OilfieldPrevents particle sedimentation in drilling fluids.


Performance Advantages

AdvantageBenefit
High EfficiencyReduces grinding time and energy consumption.
Broad CompatibilitySuitable for multiple resin systems (acrylic, epoxy, PU).
Low DosageEffective at 0.5–3% (based on total solids).
Eco-FriendlyLow VOC; meets REACH/EPA standards.


Usage Guidelines

ParameterRecommendation
Dosage0.5–3% of total formulation weight.
Addition PointAdd during grinding/pre-dispersion phase.
StorageKeep sealed at 5–35°C; shelf life: 12 months.


Safety & Compliance

AspectDetails
ToxicityLD50 > 2000 mg/kg (oral, rat); non-irritating to skin.
RegulatoryComplies with REACH, FDA (indirect food contact).
HandlingUse PPE (gloves, goggles); avoid inhalation.


Comparison with Alternatives

FeatureSTD-5041Conventional Dispersants
Dispersion EfficiencyHigher (finer particle size)Moderate
Thermal StabilityUp to 200°CDegrades at >150°C
Cost EfficiencyLower dosage neededHigher dosage required


References

Manufacturer SDS (2024).

Journal of Coatings Technology – “Dispersant Innovations” (2023).

Disclaimer: The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.


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