Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Momentive AF9000 NE Defoamer

Momentive AF9000 NE Defoamer is a high-performance silicone-based antifoam agent from Momentive’s AF9000 series, engineered for rapid foam suppression and long-term stability in demanding aqueous industrial processes including coatings, adhesives, and cleaning formulations. It offers excellent compatibility, low dosage efficiency, and minimal impact on final product properties.
  • momentive af9000 ne defoamer_f679b83a
  • momentive af9000 ne defoamer_f679b83a

Features Of Momentive AF9000 NE Defoamer

  1. Non-silicone, oil-in-water emulsion defoamer designed for high compatibility in water-based systems.

  2. Excellent knock-down and lasting foam control across a broad pH range (pH 4–12).

  3. Low dosage efficiency—effective at concentrations as low as 0.05–0.3% w/w in most formulations.

  4. Good storage stability with minimal phase separation under recommended conditions (5–35°C).

  5. Compatible with common surfactants, thickeners, and biocides used in industrial and household formulations.

Typical Applications Of Momentive AF9000 NE Defoamer

  1. Architectural coatings and interior/exterior paints.

  2. Industrial cleaning formulations, including CIP and floor cleaners.

  3. Textile auxiliaries such as dyeing and finishing baths.

  4. Agrochemical concentrates (e.g., herbicides, fungicides, and adjuvant blends).

  5. Water-based adhesives and paper coating slurries.

Specifications Of Momentive AF9000 NE Defoamer

Chemical TypeNon-silicone polymeric emulsion
Product FormLiquid emulsion
AppearanceOpaque white to off-white liquid
pH (1% aqueous solution)6.5–8.5
Specific Gravity (25°C)0.98–1.02 g/cm³
Viscosity (Brookfield RV, 25°C, spindle #3, 20 rpm)500–1500 cP
Active Content35–40% w/w
Freeze-Thaw StabilityStable after one cycle (−5°C for 24 h, then thawed at 25°C)


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