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High-performance anionic dispersant based on sodium naphthalene formaldehyde condensate (NFC).
Excellent colloidal stability for aqueous pigment and filler dispersions across broad pH ranges (pH 5–11).
Low foaming profile, suitable for high-shear industrial processing and spray applications.
Good compatibility with common water-based resins including acrylics, styrene-acrylics, and PUDs.
Enables high solids loading while maintaining low viscosity and long-term storage stability.
Architectural and industrial waterborne coatings (e.g., interior/exterior paints, primers).
Inkjet ink formulations requiring stable pigment dispersion and jetting reliability.
Construction chemicals such as cementitious tile adhesives and self-leveling compounds.
Agrochemical suspension concentrates (SC) for uniform active ingredient distribution.
Water-based inks for flexographic and gravure printing on porous substrates.
| Chemical Type | Sodium naphthalene formaldehyde condensate (NFC) |
| Product Form | Aqueous solution (~40% active content) |
| Appearance | Brownish viscous liquid |
| pH (1% aqueous solution) | 7.5 – 9.5 |
| Density (20 °C) | 1.18 – 1.22 g/cm³ |
| Solubility | Completely miscible with water |
| Primary Applications | Dispersant for inorganic pigments (e.g., TiO₂, CaCO₃, clay) and fillers |
| Key Features | Anionic, non-ionic synergy; low volatility; APEO-free |
Q1: What is the primary function of Tamol NN 9104 in industrial formulations?
A: Tamol NN 9104 is a sodium naphthalene formaldehyde condensate surfactant designed primarily as a dispersing agent and rheology modifier. It helps stabilize pigment and filler particles in aqueous systems by providing electrostatic repulsion and steric hindrance, thereby improving suspension stability and reducing viscosity.
Q2: In which types of industrial applications is Tamol NN 9104 most commonly used?
A: It is widely employed in water-based industrial coatings, construction mortars and grouts, ceramic tile adhesives, and cementitious systems. Its strong dispersion capability makes it especially valuable in high-solids, low-water-content formulations where particle deagglomeration and flow control are critical.
Q3: How does Tamol NN 9104 compare to other dispersants in terms of compatibility with inorganic fillers?
A: Tamol NN 9104 demonstrates excellent compatibility with a broad range of inorganic pigments and fillers—including calcium carbonate, titanium dioxide, silica, and clays—due to its robust anionic character and extended aromatic backbone. It typically delivers superior stabilization in alkaline cementitious environments compared to many polycarboxylate or phosphate-based alternatives.
Q4: What is the recommended dosage range for Tamol NN 9104 in typical formulations?
A: Dosage depends on formulation requirements, but it is generally effective at low concentrations—typically ranging from 0.1% to 2% by weight relative to the solid content. Optimal use level should be determined through application-specific testing to balance dispersion efficiency, viscosity control, and cost performance.
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