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

Kemira DF-A-696 Defoamer

Kemira DF-A-696 Defoamer is a high-performance silicone-free aqueous defoamer from Kemira’s DF-A series, engineered for rapid foam suppression and long-term antifoam stability in demanding industrial water-based processes including coatings, adhesives, and cleaning formulations. It offers excellent compatibility, low dosage efficiency, and minimal impact on final product properties.
  • kemira df a 696 defoamer_e73d5911
  • kemira df a 696 defoamer_e73d5911

Features Of Kemira DF-A-696 Defoamer

  1. Highly effective silicone-based defoamer for rapid foam knock-down and long-term foam suppression.

  2. Excellent compatibility with anionic, nonionic, and cationic systems across diverse pH ranges (pH 4–12).

  3. Low dosage efficiency — achieves optimal performance at concentrations as low as 0.01–0.10% active on total formulation weight.

  4. Thermally stable up to 120 °C, maintaining efficacy in high-temperature processing conditions.

  5. Non-yellowing and chemically inert, ensuring no adverse impact on product clarity or color stability.

Typical Applications Of Kemira DF-A-696 Defoamer

  1. Water-based architectural coatings and industrial paints.

  2. Latex emulsion polymerization processes.

  3. Textile wet-end and dyeing auxiliaries.

  4. Agrochemical formulations including suspension concentrates (SC) and emulsifiable concentrates (EC).

  5. Industrial cleaning and metalworking fluid systems.

Specifications Of Kemira DF-A-696 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormOpaque white liquid
AppearanceHomogeneous, slightly viscous emulsion
pH (1% aqueous solution)6.5–7.5
Specific Gravity (20 °C)1.01–1.03 g/cm³
Viscosity (Brookfield, LV4, 20 °C, 12 rpm)800–1,500 mPa·s
Active Content30–35 wt%
Freeze-Thaw StabilityStable after three cycles (−10 °C / 24 h → 25 °C / 24 h)


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