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  4. Span 20

Span 20

Span 20 is a biodegradable surfactant based on a natural fatty acid (lauric acid) and sugar alcohol sorbitol. This sorbitan ester is highly effective at forming oil in water emulsions, particularly when used with its ethoxylated derivative, Tween 20.

Chemical Description

Sorbitan ester

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  • Details
  • Typical Properties
  • (1) Literature
Functions
  • Emulsifier
  • Wetting agent
Applications
  • Automotive
  • Bitumen & Construction
  • Chemicals Manufacture
  • Emulsification
  • Nonwovens
Regional Availability
  • Asia
  • Europe
  • Latin America
  • N America
Main Specifications
Property Units Value
Acid value mgKOH/g 3.5
Saponification value mgKOH/g 164
Hydroxyl value mgKOH/g 344
Colour Gardner 3.5
Fire point °C
Flash point, Open Cup °C
Form Liquid
Form at 25°C
HLB value 8.6
Peroxide value meq/kg 5
Rel.density at 25°C
Sulphated ash %m/m 0.48
Water %m/m 0.5
Literature

Span 20

Language: English | Type: Data Sheet

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Industrial Chemicals

We are a global supplier of high performance, speciality additives for a diverse range of applications across a number of high tech, high growth industries. Our products help our customers’ products perform better, with greater sustainability, adding to the comfort and safety of daily life.

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