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

KS Chemical Rheoflow AF-754 Defoamer

KS Chemical Rheoflow AF-754 Defoamer is a high-performance silicone-free, water-based defoamer designed for aqueous industrial systems. Part of KS Chemical’s Rheoflow series, it delivers rapid foam suppression and long-term antifoam stability in coatings, adhesives, and cleaning formulations. Its low-odor, non-silicone chemistry ensures compatibility and avoids surface defects.
  • ks chemical rheoflow af 754 defoamer_c638aec2
  • ks chemical rheoflow af 754 defoamer_c638aec2

Features Of KS Chemical Rheoflow AF-754 Defoamer

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

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

  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 hot-process conditions.

  5. Non-yellowing and non-staining, preserving clarity and color integrity in sensitive coatings and adhesives.

Typical Applications Of KS Chemical Rheoflow AF-754 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Textile printing pastes and pigment dispersions.

  3. Construction adhesives and cementitious tile grouts.

  4. Water-based inks for flexographic and gravure printing.

  5. Emulsion polymerization processes (e.g., SBR, VAE, and acrylic latices).

Specifications Of KS Chemical Rheoflow AF-754 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormWhite to off-white liquid
AppearanceOpaque, slightly viscous emulsion
pH (1% aqueous dilution)6.0–7.5
Density (25°C)1.01–1.04 g/cm³
Viscosity (Brookfield LV, 25°C, Spindle #3, 6 rpm)500–1,500 cP
Primary ApplicationsWaterborne coatings, adhesives, construction chemicals, textile auxiliaries
Key FeaturesRapid foam collapse, long-term antifoam stability, low odor, easy dispersion


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