Name: Dow AFE-3168 Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Dow AFE-3168 Defoamer

Highly effective silicone-based defoamer for rapid foam knockdown and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylics, vinyl acetate, and styrene-butadiene emulsions.
Low dosage requirement—typically effective at 0.05–0.3 wt% active on total formulation.
Thermally stable up to 120°C, maintaining performance across a broad processing temperature range.
Non-yellowing and non-staining, supporting clarity and color fidelity in sensitive coatings and adhesives.

Typical Applications Of Dow AFE-3168 Defoamer

Architectural and industrial waterborne coatings (e.g., interior/exterior paints, primers).
Water-based adhesives and binders, including laminating and packaging formulations.
Textile and leather finishing auxiliaries requiring low-foam processing.
Construction chemicals such as cementitious tile adhesives and grouts.

Chemical Type	Silicone-polyether copolymer dispersion
Product Form	White to off-white opaque liquid
Appearance	Homogeneous, slightly viscous liquid
Active Content	25–28 wt% (silicone-polyether copolymer)
pH (1% aqueous dilution)	6.0–7.5
Density (25°C)	0.98–1.02 g/cm³
Viscosity (25°C, Brookfield LVT, Spindle #3, 6 rpm)	1,200–2,500 cP
Primary Applications	Waterborne coatings, adhesives, construction chemicals, textile auxiliaries

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