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

Elementis Defom 5500 Defoamer

Elementis Defom 5500 Defoamer is a high-performance, silicone-free antifoam agent from Elementis’ Defom series. Designed for water-based industrial coatings and inks, it delivers rapid foam knockdown and lasting suppression without compromising gloss or substrate wetting. Its non-silicone chemistry ensures compatibility with sensitive formulations and avoids surface defects like craters or crawling.
  • elementis defom 5500 defoamer_1967c1ec
  • elementis defom 5500 defoamer_1967c1ec

Features Of Elementis Defom 5500 Defoamer

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

  2. Excellent compatibility and stability in water-based systems, including high-shear and high-temperature processes.

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

  4. Non-staining and non-affecting on final product clarity or gloss in sensitive coatings and inks.

  5. REACH-compliant and formulated without APEOs or regulated alkylphenols.

Typical Applications Of Elementis Defom 5500 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Water-based printing inks, especially flexographic and gravure formulations.

  3. Adhesives and sealants, including PVA and acrylic dispersions.

  4. Construction chemicals such as cementitious tile adhesives and self-leveling compounds.

  5. Textile auxiliaries, including dyeing and finishing baths.

Specifications Of Elementis Defom 5500 Defoamer

Chemical TypeSilicone emulsion (polydimethylsiloxane-based)
Product FormWhite to off-white stable aqueous emulsion
AppearanceOpaque, milky liquid, slight characteristic odor
pH (1% aqueous dispersion)6.0–7.5
Specific Gravity (20°C)1.01–1.04 g/cm³
Viscosity (Brookfield RV, 25°C, spindle #3, 20 rpm)500–1,500 cP
Active Content28–32% w/w
Primary ApplicationsWaterborne coatings, inks, adhesives, construction chemicals, textile auxiliaries


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