Silicone Defoamer

Silicone defoamer is a high-efficiency foam control agent based on polydimethylsiloxane, designed for rapid foam elimination and long-lasting suppression. It performs excellently in wastewater treatment, chemical processing, and mining applications.
Key Features:
  • Fast defoaming & strong antifoaming performance
  • Effective at low dosage
  • Excellent stability over a wide pH and temperature range
  • Good compatibility with polyacrylamide systems

Applications:

Water treatment | Mining | Chemical industry | Textile | Paper making

ndustrial Silicone Defoamer (Emulsion Type)

Product Description
Industrial defoamer  essential for industrial wastewater treatment, printing, dyeing, and paper making
Molecular formula: (C₂H₆OSi)ₙ (based on the main component of silicone)
Introduction (or brief overview)
Industrial defoamer (emulsified type) is a highly effective defoaming agent, formulated from modified silicone oil, emulsifier, and stabilizer through a specialized emulsification process. It is a water-based emulsified product, boasting excellent defoaming, anti-foaming, and penetrating properties, specifically designed for defoaming scenarios in industrial wastewater treatment, printing, dyeing, and paper mills. It can quickly eliminate harmful foam during production and processing, prevent foam overflow, and ensure smooth equipment operation and stable product quality. This product is non-toxic, non-corrosive, and compatible with various water-based systems, making it an indispensable auxiliary agent in industrial production.
Dear partners and friends, welcome everyone! Today we will introduce industrial defoamer (emulsified type) – a high-quality specialty additive specifically designed to solve foam problems in industrial wastewater treatment, printing, dyeing, and paper-making industries. As a core defoamer in industrial production, it exhibits excellent performance in rapid defoaming and long-term anti-foaming, effectively improving production efficiency and product quality. This practical guide is divided into 5 parts, containing clear technical specifications and packaging details. Let’s get started!

1. Product Overview (What is Silicone Defoamer (Emulsion Type)?)

Silicone Defoamer (Emulsion Type) is a water-based emulsion defoaming agent, mainly composed of modified silicone oil, non-ionic emulsifier and deionized water. It is a multifunctional defoaming modifier specially developed for sewage treatment, printing, dyeing and papermaking industries.

It is well-known for its fast defoaming speed, long anti-foaming time and good compatibility. When added to the foaming system, it can quickly penetrate the foam film, break the foam structure, and effectively eliminate foam generated in sewage treatment aeration, printing ink mixing, dyeing and papermaking pulp beating processes. Non-toxic, non-irritating and non-corrosive, it will not affect the subsequent treatment effect of sewage or the quality of printing, dyeing and papermaking products, and is suitable for various harsh working conditions in factories.
Our Silicone Defoamer (Emulsion Type) is produced in strict accordance with industry standards, featuring stable performance, uniform emulsion and reliable defoaming effect, suitable for large-scale industrial production and sewage treatment projects.

2. Key Features & Functions (Why Use Silicone Defoamer?)

Unlike ordinary defoamers, Silicone Defoamer (Emulsion Type) targets common foam problems in sewage treatment, printing, dyeing and papermaking industries:

  • Rapid Defoaming: Quickly penetrates foam film, breaks foam in 3–5 seconds, and eliminates foam thoroughly without residue.
  • Long-term Anti-foaming: Forms a stable anti-foaming film on the surface of the system, effectively preventing foam regeneration for 24–72 hours.
  • Emulsion Type Advantage: Water-based emulsion, easy to dilute and disperse, no need for organic solvent, safe and environmentally friendly.
  • Wide Compatibility: Compatible with various water-based systems (sewage, printing ink, dyeing solution, papermaking pulp), no flocculation or precipitation.
  • Non-toxic & Non-corrosive: No harm to operators, no corrosion to equipment, meets environmental protection standards.
  • Wide Application: Specially suitable for sewage treatment (aeration tank, sedimentation tank), printing (ink mixing, coating), dyeing (dye solution, washing), papermaking (pulp beating, sizing) processes.
3. Technical Specifications
sheet
ItemSpecification
AppearanceMilky white or light yellow uniform emulsion
Solid Content (%)30–50
Viscosity (25℃, mPa·s)500–3000
pH Value (1% aqueous solution)5.0–8.0
Defoaming Time (s)≤5
Anti-foaming Time (h)≥24
Temperature Resistance (℃)Up to 150℃–200℃
Recommended Dosage (ppm)50–500 (adjusted according to foaming condition)
CompatibilityCompatible with water-based systems

4. Packaging Details (200KG/Barrel or 1000KG/Ton Barrel)

We use industrial-grade packaging to ensure stable quality of the emulsion during long-distance logistics, preventing stratification and deterioration:

  • Standard Packaging: 200KG per plastic barrel or 1000KG per ton barrel, sealed and leak-proof, easy to handle and transport.
  • Storage: Store in a cool, dry and ventilated warehouse, away from direct sunlight, high temperature and freezing environment. Avoid mixing with strong acids, alkalis and oxidants. Shelf life: 1 year under proper storage (shake well before use if stratification occurs).
  • Transportation: Non-hazardous product, transportable by sea and land. Handle with care to avoid barrel damage and leakage.

5. Application Method (How to Use Silicone Defoamer?)

Silicone Defoamer (Emulsion Type) is easy to use, suitable for various water-based foaming systems in sewage treatment, printing, dyeing and papermaking factories.

  • Dilution: Can be used directly or diluted with clean water (dilution ratio 1:5–1:10) to form a uniform solution before use (stir well when diluting).
  • Addition: Add to the foaming system continuously or intermittently according to the foaming situation, and stir evenly to ensure full dispersion. It is recommended to add at the foaming source for better effect.
  • Optimization: The optimal dosage depends on the foaming degree of the system, temperature and pH value. Start with a low dosage (50ppm) and adjust gradually to achieve ideal defoaming and anti-foaming effect.
Whether used in sewage treatment aeration, printing ink mixing, dyeing solution defoaming or papermaking pulp beating, Silicone Defoamer (Emulsion Type) provides stable, efficient and environmentally friendly defoaming performance, making industrial production smoother and more cost-effective!
For detailed application plans, dosage suggestions or bulk orders, please contact our technical team. We look forward to providing customized solutions for you!

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