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

Concentrol EMULTROL DFM OLM-20 Defoamer

Concentrol EMULTROL DFM OLM-20 Defoamer is a high-performance silicone-based antifoam designed for water-based industrial systems. It delivers rapid foam suppression and long-lasting defoaming in demanding applications like coatings, adhesives, and cleaning formulations. Its low-foaming, easy-dispersion profile ensures compatibility and stability without affecting product clarity or rheology.
  • concentrol emultrol dfm olm 20 defoamer_7f3511ce
  • concentrol emultrol dfm olm 20 defoamer_7f3511ce

Features Of Concentrol EMULTROL DFM OLM-20 Defoamer

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

  2. Excellent compatibility with water-based emulsions, including acrylic, styrene-butadiene, and vinyl acetate systems.

  3. Low dosage requirement — typically effective at 0.05–0.3% w/w in final formulation.

  4. Thermally stable up to 120°C, maintaining performance during high-shear mixing and elevated processing temperatures.

  5. Non-yellowing and non-staining, ensuring no impact on product color or clarity in sensitive applications.

Typical Applications Of Concentrol EMULTROL DFM OLM-20 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Adhesives and sealants based on synthetic latex emulsions.

  3. Textile sizing and finishing formulations.

  4. Construction chemicals, including cementitious tile adhesives and grouts.

  5. Water-based inks and pigment dispersions.

Specifications Of Concentrol EMULTROL DFM OLM-20 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormWhite to off-white liquid
AppearanceOpaque, slightly viscous emulsion
pH (1% aqueous dispersion)6.0–7.5
Density (20°C)0.98–1.02 g/cm³
Viscosity (25°C, Brookfield LVT, Spindle #3, 60 rpm)500–1500 mPa·s
Active Content20 ± 1% w/w
Storage Stability (unopened, 5–30°C)≥12 months


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