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Nonionic ethoxylated alcohol surfactant with balanced hydrophilic-lipophilic properties for versatile formulation performance.
Excellent wetting, dispersing, and emulsifying capabilities in aqueous systems across a broad pH range.
Low foaming profile suitable for high-shear industrial cleaning and metalworking applications.
Good biodegradability and favorable ecotoxicological profile aligned with EU Detergents Regulation (EC No. 648/2004).
Thermally stable and compatible with common builders, chelants, and other nonionic/anionic surfactants.
Industrial and institutional cleaners, including hard-surface degreasers and CIP formulations.
Metalworking fluids—especially semi-synthetic and soluble oil concentrates.
Agrochemical adjuvants for improving active ingredient dispersion and foliar coverage.
Textile auxiliaries such as scouring and dyeing assistants.
Paints and coatings additives for pigment wetting and latex stabilization.
| Chemical Type | Branched C13–C15 alcohol ethoxylate (EO ≈ 8 mol) |
| Product Form | Pale yellow to amber viscous liquid |
| Appearance (at 25 °C) | Clear to slightly hazy, homogeneous liquid |
| pH (1% aqueous solution) | 5.5 – 7.0 |
| Active Content (wt %) | 99.0 – 101.0 |
| Cloud Point (1% solution) | ~65 – 70 °C |
| Solubility in Water | Freely soluble at room temperature |
| Primary Applications | Wetting agent, emulsifier, dispersant, co-surfactant |
Q1: What is the primary function of Lutensol XP 80 in industrial formulations?
A: Lutensol XP 80 is a nonionic surfactant based on ethoxylated linear alcohol, primarily used as an emulsifier, wetting agent, and solubilizer in aqueous systems. Its balanced hydrophilic-lipophilic character supports stable oil-in-water emulsions and efficient surface coverage in cleaning, agrochemical, and industrial maintenance applications.
Q2: Is Lutensol XP 80 suitable for low-temperature applications?
A: Yes, Lutensol XP 80 exhibits good low-temperature stability and remains fluid and pourable down to approximately 5 °C. It does not readily crystallize or separate under typical storage conditions, making it well-suited for formulations intended for use or transport in cooler climates.
Q3: How does Lutensol XP 80 compare to other Lutensol XP grades in terms of hydrophilicity and cloud point?
A: As part of the Lutensol XP series, XP 80 has a higher ethoxylation degree than lower-numbered grades (e.g., XP 40), resulting in increased water solubility and a higher cloud point. This makes it more suitable for applications requiring enhanced compatibility with polar media and improved performance in warm or hot aqueous systems.
Q4: Can Lutensol XP 80 be used in formulations requiring high electrolyte tolerance?
A: Yes — as a nonionic surfactant, Lutensol XP 80 maintains performance in the presence of moderate concentrations of salts and hard water ions. It is less sensitive to ionic strength than many anionic or cationic surfactants, supporting robust formulation stability in challenging water conditions.
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