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Polyether Defoamers: High-Performance Solutions from China Suppliers and Factory for Effective Foam Control
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Polyether Defoamers: High-Performance Solutions from China Suppliers and Factory for Effective Foam Control

Discover premium polyether defoamers from leading China suppliers, designed to deliver exceptional performance for various applications. Our non-ionic surfactants, crafted from high-quality polypropylene glycol (PPG) and EO/PO block copolymers (known as PAG), provide excellent dispersion and high water solubility, ensuring effective foam suppression. Perfect for industries such as papermaking, coatings, wastewater treatment, and fermentation, our products are manufactured in our state-of-the-art factory to meet the highest standards. Choose our polyether defoamers for reliable solutions that enhance your processes
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    Product Details

    Product Specification

    Appearance Solid Content (%) PH Viscosity (cps) Application

    Light yellow to colorless transparent liquid

    100%

    4.0–9.0

    300–600

    Good compatibility with the application system and strong foam suppression performance.

    Light yellow to colorless transparent liquid

    100%

    4.0–9.0

    300–600

    Good compatibility with the application system and strong foam suppression performance.

    Light yellow to colorless transparent liquid

    100%

    6.0–8.0

    100–1000

    Good compatibility with the application system and strong foam suppression performance.

    Light yellow to colorless transparent liquid

    100%

    6.0–8.0

    100–1000

    Good compatibility with the application system and strong foam suppression performance.

    Yellowish to light brown liquid

    100%

    5.0–9.0

    100–1000

    Used in high-temperature processing and in systems with extreme pH values.

    Yellowish to light brown liquid

    100%

    5.0–9.0

    100–1000

    Used in high-temperature processing and in systems with extreme pH values.

    Yellowish to light brown liquid

    100%

    5.0–9.0

    100–1000

    Used in high-temperature processing and in systems with extreme pH values.

    Yellowish to light brown liquid

    100%

    5.0–9.0

    100–1000

    Used in high-temperature processing and in systems with extreme pH values.
    Frequently Asked Questions
    What does "100% Solid Content" mean for these products?
    100% solid content means the product contains no water or solvent — it is a pure active substance. This ensures maximum efficiency per unit volume and reduces transportation and storage costs compared to diluted formulations.
    What is the difference between products with a pH range of 4.0–9.0 and those with 6.0–8.0?
    Products with a broader pH range (4.0–9.0) offer greater flexibility across acidic to neutral-alkaline systems, while those with a narrower range (6.0–8.0) are optimized for near-neutral environments where tighter pH control is maintained.
    What viscosity range is suitable for my application system?
    Products with a viscosity of 300–600 cps are typically easier to pump and handle in standard dosing systems, while those in the 100–1000 cps range offer broader adaptability. The ideal choice depends on your mixing equipment, temperature conditions, and process requirements.
    Which product should I choose for high-temperature processing?
    The yellowish to light brown liquid variants (pH 5.0–9.0, viscosity 100–1000 cps) are specifically formulated for high-temperature processing and systems operating under extreme pH conditions, providing stable performance in demanding environments.
    Are these products compatible with existing formulation systems?
    Yes. The light yellow to colorless transparent liquid variants are noted for their good compatibility with various application systems. They integrate well into existing formulations without causing phase separation or adverse chemical reactions under standard conditions.
    How does foam suppression performance vary across these product grades?
    All listed grades deliver strong foam suppression performance. The light yellow to colorless variants are optimized for general-purpose foam control, while the yellowish to light brown grades are engineered for more aggressive conditions, including high temperatures and extreme pH environments where foam control is more challenging.