Dispersants STD-5041

Produced by: Standard International Group (HK) Limited

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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

Category	Details
Product Name	Dispersant STD-5041
Chemical Type	Polymeric surfactant (anionic/nonionic blend)
Appearance	Light yellow to amber viscous liquid
Solid Content	40±2%
pH Value	7.0–9.0 (1% aqueous solution)
Density (20°C)	1.05–1.15 g/cm³
Viscosity (25°C)	200–500 mPa·s
Solubility	Soluble in water and most organic solvents

Property	Description
Dispersion	Stabilizes solid particles (e.g., pigments, fillers) in liquid media, preventing agglomeration.
Compatibility	Works with aqueous and solvent-based systems (paints, coatings, inks).
Thermal Stability	Stable up to 200°C; suitable for high-temperature processes.
Ionic Nature	Anionic/nonionic hybrid enhances compatibility with varied formulations.
Foam Control	Low-foaming formulation for industrial applications.

Industry	Use Case
Coatings	Improves pigment dispersion in waterborne/ solvent-based paints.
Inks	Enhances color strength and printability.
Ceramics	Disperses inorganic powders in slurry preparations.
Construction	Reduces viscosity in cement/polymer-modified mortars.
Oilfield	Prevents particle sedimentation in drilling fluids.

Advantage	Benefit
High Efficiency	Reduces grinding time and energy consumption.
Broad Compatibility	Suitable for multiple resin systems (acrylic, epoxy, PU).
Low Dosage	Effective at 0.5–3% (based on total solids).
Eco-Friendly	Low VOC; meets REACH/EPA standards.

Parameter	Recommendation
Dosage	0.5–3% of total formulation weight.
Addition Point	Add during grinding/pre-dispersion phase.
Storage	Keep sealed at 5–35°C; shelf life: 12 months.

Aspect	Details
Toxicity	LD50 > 2000 mg/kg (oral, rat); non-irritating to skin.
Regulatory	Complies with REACH, FDA (indirect food contact).
Handling	Use PPE (gloves, goggles); avoid inhalation.

References

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