Name: BASF FoamStar SI 2293 Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of BASF FoamStar SI 2293 Defoamer

Highly effective silicone-based defoamer for rapid foam knock-down and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylic, styrene-acrylic, and vinyl acetate copolymer dispersions.
Low dosage requirement—effective at 0.05–0.3 wt% in final formulation—minimizing impact on film properties.
Stable under high-shear mixing and elevated temperatures up to 60 °C during production and storage.
Non-yellowing and non-staining—preserves clarity and color stability in sensitive coatings and adhesives.

Typical Applications Of BASF FoamStar SI 2293 Defoamer

Chemical Type	Silicone emulsion (polydimethylsiloxane-based)
Product Form	Opaque white liquid
Appearance	Homogeneous milky emulsion
pH (1% aqueous dilution)	6.0–7.5
Specific Gravity (20 °C)	1.01–1.04 g/cm³
Viscosity (25 °C, Brookfield LVT, Spindle #3, 6 rpm)	500–1,500 mPa·s
Primary Applications	Water-based coatings, adhesives, inks, and functional finishes
Key Features	Fast-acting, low-foaming, shear-stable, non-silicone-residue

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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15921782326
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China