Name: BASF FoamStar SI2293 Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of BASF FoamStar SI2293 Defoamer

Highly effective silicone-based defoamer for rapid foam knock-down in demanding aqueous systems.
Excellent compatibility and stability in anionic, nonionic, and zwitterionic surfactant formulations.
Low dosage efficiency—delivers reliable performance at concentrations as low as 0.05–0.3 wt%.
Thermally stable up to 120 °C, supporting high-temperature processing conditions.
Non-volatile and non-silicone-oil bleeding, ensuring long-term storage stability and no surface defects.

Typical Applications Of BASF FoamStar SI2293 Defoamer

Chemical Type	Silicone-polyether copolymer dispersion
Product Form	Opaque white liquid
Appearance	Viscous, milky dispersion
pH (1% aqueous dilution)	6.5–7.5
Density (20 °C)	1.02–1.06 g/cm³
Viscosity (25 °C, Brookfield RV, spindle #3, 20 rpm)	3,000–6,000 mPa·s
Primary Applications	Waterborne coatings, adhesives, construction chemicals, textile auxiliaries
Key Features	Rapid foam suppression, broad compatibility, low-foaming during incorporation, no adverse impact on gloss or film formation

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