Epoxidized Soybean oil/ESO/ESBO
1.Molecular formula: C57H106O10
2.Molecular weight: About 1000
3.Properties:
At normal temperature, the product is light yellow thick oily liquid.It will be solidified when temperature is under 5°C,boiling point:150°C(0.5Kpa),ignition point:310°C, viscosity 325mPa.s(25°C),refractive index1.472(25°C),water solubility<0.01% (25°C), solubility of water in this product: 0.55% (25°C), soluble in hydrocarbon, ketone, esters, higher alcohols,slightly soluble in ethanol It's the most widely-used epoxide plasticizor and stabilizing agent of polyvinyl chloride.
4.Specification:
Grade | Grade One | Qualified product |
Appearance | transparent light yellow oily liquid without visible impurities | |
Luster,(Pt-Co) ≤ | 180 | 380 |
Epoxide number,% ≥ | 6.0 | 5.5 |
Iodine number, % ≤ | 6.0 | 8.0 |
Acidity,mgKOH/g ≤ | 0.50 | 0.60 |
Flash point, ≥ | 280 | 270 |
Density,(20)/ (g/cm3) | 0.988-0.998 | 0.988-0.998 |
Loss on heating, % ≤ | 0.30 | 0.50 |