China Polyether defoamer Manufacturers, Supplier

Polyether defoamers, non-ionic surfactants based on polypropylene glycol (PPG) and EO/PO block copolymers (also called PAG), offer excellent dispersion, high water solubility, and effective foam suppression. Ideal for papermaking, coatings, wastewater treatment, fermentation, and more. 

Product Description

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.
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Frequently Asked Questions
What is the active solid content of these products?
All listed specification grades feature a 100% solid content, which ensures maximum performance concentration and formulation efficiency.
Which grades are recommended for high-temperature environments?
The yellowish to light brown liquid grades are specifically designed for applications involving high-temperature processing and systems operating under extreme pH values.
What is the general viscosity range of the liquid products?
The viscosity varies depending on the specific grade, ranging from 100 cps up to 1000 cps, allowing compatibility with various system processing requirements.
How do these products control foam during application?
These products are designed with good compatibility with system components and feature strong foam suppression performance to control foam issues effectively.
Are there colorless options available?
Yes, selected grades are available as light yellow to colorless transparent liquids, ideal for systems where visual clarity is critical.

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