Lansurf AE37
Product Category: Nonionics
Tridecanol Ethoxylate with 7 Moles of Ethylene Oxide
INCI Name: Trideceth‑7
Lansurf AE37 is a nonionic surfactant produced by the reaction of ethylene oxide with a synthetic primary alcohol. It offers excellent Oil/Water and Water/Oil emulsification, combined with strong wetting and detergency properties.
Lansurf AE37 is fully compatible with soaps, as well as anionic, cationic, and other nonionic surfactants, making it highly versatile for use in a wide range of formulations.
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Key Features
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Strong emulsification & wetting – Provides effective oil/water and water/oil emulsification, plus good wetting and detergency.
• Highly compatible – Works well with soaps, anionic, cationic, and other nonionic surfactants.
• Broad application use – Suitable for textile auxiliaries, detergents, metal processing, agrochemicals, paints, and emulsion polymerisation.
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Applications
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Co-emulsifier for mineral oils and mineral waxes
Primary emulsifier for alkyd resins and paraffinic hydrocarbons
Household general-purpose cleaners
Textile auxiliaries
- Wetting and emulsifying agent in scouring and dyeing processes.
Metal processing
- Component in metalworking fluids for lubrication and cooling.
Paper Industry
- Wetting and dispersion aid in paper processing.
Leather Processing
- Emulsifier and wetting agent for leather treatment formulations.
Industrial and Domestic Detergents
- Strong wetting and emulsifying properties for hard-surface cleaners, degreasers, and laundry detergents.
Agrochemicals
- Wetting agent and adjuvant in pesticide and herbicide formulations.
- Improves spreading and penetration on plant surfaces.
Paints, Coatings & Inks
- Dispersing and wetting agent for pigments and fillers.
- Enhances flow and stability in waterborne systems.
Emulsion Polymerisation
- Excellent emulsifier for polymerisation systems such as Vinyl Acetate and Acrylic.
Specification
Appearance at 25°C
Clear to hazy liquid free from foreign matter
Colour hazen
100 max
Cloud point °C (5g in 25g (25% BDG solution))
68.0 - 71.0
pH 5% aqueous
5.0 - 8.0
Typical Properties
Composition
C13 Alcohol ethoxylate
Moles of EO
7
Viscosity at 25°C (cP)
68.4
Density at 25°C
0.94–1.02 g/cm³
Biodegradability
Readily biodegradable
CAS number
78330-21-9
Odour
Characteristic
Solubility in water
Dispersible
Flash point closed cup °C
>100
Ionic character
Nonionic
Active content %
100
HLB value
12.0
Pour point °C
6
Surface tension at 0.1% aqueous (mN/m)
27
