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INCI Name: Sorbitan Laurate

CAS Number: 1338-39-2

Functions: Emulsifier, Surfactant, Surfactant (Nonionic)

Chemical Family: Sorbitan Esters

Synonyms: E 493, Lauric acid sorbitan ester, Sorbitan lauric acid monoester, Sorbitan monododecanoate, Sorbitan monolauric acid ester, Tween 28

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    Identification & Functionality

    Chemical Family
    Agrochemical Functions
    Cleaning Ingredients Functions
    Cosmetic Ingredients Functions
    Industrial Additives Functions
    CAS No.
    1338-39-2
    EC No.
    215-663-3

    Features & Benefits

    Industrial Additives Features

    Applications & Uses

    Applicable Processes
    Application Format
    Home Care Applications
    Industrial Additives End Use
    Skin Care Applications
    Applications
    • Lansurf SMO is used in many application areas particularly in food contact applications. This product is also found to be readily biodegradable and would not expect to persist indefinitely in the environment.
    • Lansurf SMO can be used singularly or in combination with the ester ethoxylates such as Lansurf SMO80.
    • Typically this product is extremely hydrophobic and finds use as an emulsifier in many waxes and creams for household and personal care applications. Used in combination with the ethoxylates.
    • Lansurf SMO is used in
      • Textiles
      • Leather treatment
      • Silicone oils and agrochemicals
    • Lansurf SMO is an excellent emulsifier for emulsion polymerization for systems such as:
      • Acrylamide

    Properties

    Physical Form
    Appearance
    Amber colored viscous liquid (at 25°C)
    Odor
    Characteristic
    Soluble in
    Water
    Typical Properties
    ValueUnitsTest Method / Conditions
    Solids Content100.0%-
    CompositionSorbitan mono oleate--
    HLB Value4.3--
    Pour Pointmax. 0°C-
    Flash Pointmin. 267°C-
    Viscosity (at 25°C)1944.0cPs-
    Specific Gravity (at 20°C)1.0--
    Surface Tension (0.1% Aqueous)41.85mN/m-
    Specifications
    ValueUnitsTest Method / Conditions
    Saponification Value140 - 160mg.KOH/g-
    Acid Valuemax. 8mg.KOH/g-
    Hydroxyl Value193 - 210mg.KOH/g-

    Safety & Health

    Packaging Information

    Lansurf SMO can be supplied in bulk road tankers, IBC’s and 200kg nett drums.

    Packaging & Availability

    Packaging Type

    Storage & Handling

    Storage Information

    Stainless steel, polyethylene or glass lined equipment is necessary for the storage of Lansurf SMO in order to prevent corrosion and subsequent contamination. This material can separate on standing and at low temperatures. May require agitation and warming prior to use.