Defoamer , defoamer, silicone polyether defoamer
Composition: this series of products are polyoxypropylene and polyoxypropylene ethylene Block polymer in the presence of initiator.
Performance: This product is a non-ionic surfactant with good defoaming and foam inhibiting functions. It is harmless, insoluble in water and soluble in agricultural production system solvents. It can be used alone or used as an emulsion. GPE type is especially suitable for fermentation industry, PPE Suitable for high temperature use.
Product specification and quality index Name Specification GP type GPE type PPE type
Colorless or light color transparent viscous liquid
Molecular weight 3000-3600 3000-3600 ≥ 4000 Hydroxy value 50 ± 5mgkoH/g 50 ± 5mgkoH/g ≤ 54mgkoH/g Acid value ≤ 0.5mg/koH/g ≤ 0.5mg/koH/g ≤ 0.5mg/koH/g ≤ 0.5mg/koH/g
Turbidity 17 - 22 ο C 17 - 22 ο C ≤ 20 ο C
Note: The turbidity measurement is 1% aqueous solution, and the content of lead and arsenic is subject to the health standard (national standard).
Use Polyether defoamer series can be widely used in the pharmaceutical industry, various antibiotics (such as oxytetracycline, tetracycline, gentamicin, etc.), monosodium glutamate, yeast, citric acid, itaconic acid, xanthan gum, etc
