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Span 80

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Product description
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一、Product overview

  Chinese name: Span 80

  Chinese same word: Span 80; emulsifier S-80; sorbitan monooleate; sorbitan oleate;

  English name: Span 80

  CAS number: 1338-43-8

  Molecular formula: C24H44O6

  Molecular weight: 428.6

  Density 0.994 g/mL at 20 °C

  Refractive index n20/D 1.48(lit.)

  Flash point>230 °F

  二、Quality index:

  Appearance Amber to brown viscous oily substance

  Acid value ≤5.0

  Saponification value 140-160

  Hydroxyl value 190-220

  Moisture ≤0.5%

  三、Three performance and use:

  Span 80 has good oil solubility and certain salt water resistance. In the warm test, it has a significant effect on ferrous metals. It is often used as a co-solvent for anti-rust agents such as benzotriazole, petroleum barium iodate, and oxidized petroleum grease. , It is also a non-ionic surfactant, which can be combined with a strong hydrophilic emulsifier to prepare emulsified oil. It is also used in cotton fiber and viscose cord oil, as a dispersant in the paint and pigment industry, as an emulsifier in emulsified explosives, in the chemical industry、

  Widely used in printing and dyeing, papermaking, pesticides and paints.

  四、packaging, storage and protection:

  This product is packaged in a 200kg drum and stored in a dry, ventilated place. The storage period is two years. Road and railway boxcar transportation.

  五、Addition amount

  Reference dosage: 0.5-5%

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