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Dispersants STD-5041

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 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

Key Properties & Functions

PropertyDescription
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.

Applications

IndustryUse 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.

Performance Advantages

AdvantageBenefit
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.

Usage Guidelines

ParameterRecommendation
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.

Safety & Compliance

AspectDetails
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.

Comparison with Alternatives

FeatureSTD-5041Conventional Dispersants
Dispersion Efficiency Higher (finer particle size) Moderate
Thermal Stability Up to 200°C Degrades at >150°C
Cost Efficiency Lower dosage needed Higher dosage required

References

  1. Manufacturer SDS (2024).
  2. Journal of Coatings Technology– “Dispersant Innovations” (2023).

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