Name: BASF FoamStar ED2521 Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of BASF FoamStar ED2521 Defoamer

Highly effective silicone-free defoamer for demanding aqueous systems.
Excellent compatibility and long-term stability in anionic, nonionic, and cationic formulations.
Low dosage requirement with rapid foam knock-down and sustained foam suppression.
Minimal impact on gloss, color acceptance, and substrate wetting in finished coatings.
Designed for low-VOC and eco-label compliant formulations (e.g., EU Ecolabel, Blue Angel).

Typical Applications Of BASF FoamStar ED2521 Defoamer

Chemical Type	Non-silicone polyether-based defoamer
Product Form	Liquid emulsion
Appearance	Opaque white to off-white liquid
pH (1% aqueous solution)	6.0 – 8.0
Specific Gravity (20 °C)	1.02 – 1.06 g/cm³
Viscosity (25 °C, Brookfield RV)	50 – 200 mPa·s
Primary Applications	Waterborne coatings, construction chemicals, textile auxiliaries
Key Features	Silicone-free, low-foaming, easy dispersion, shear-stable

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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15921782326
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