Name: Evonik Surfynol DF-220 Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Evonik Surfynol DF-220 Defoamer

Highly effective silicone-free defoamer for rapid foam knock-down and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylics, vinyl acetate copolymers, and styrene-butadiene emulsions.
Low dosage requirement—typically effective at 0.05–0.3 wt% in final formulations.
Maintains formulation clarity and stability without causing haze, craters, or surface defects.
pH-stable across broad range (pH 4–12), suitable for both acidic and alkaline industrial processes.

Typical Applications Of Evonik Surfynol DF-220 Defoamer

Architectural coatings and interior/exterior paints.
Industrial maintenance coatings and protective finishes.
Adhesives and sealants, especially waterborne pressure-sensitive and construction adhesives.
Printing inks, including flexographic and gravure inks.
Textile auxiliaries and dyeing/printing preparations.

Chemical Type	Polyether-modified acetylenic diol
Product Form	Clear to slightly hazy liquid
Appearance	Colorless to pale yellow liquid
Primary Applications	Water-based coatings, adhesives, inks, textile auxiliaries
Key Features	Silicone-free, low-foaming, high compatibility, non-yellowing
Benefits	Prevents pinholes and craters, improves gloss uniformity, enhances production efficiency
Storage Stability	Stable for ≥12 months at 5–30 °C in sealed container
Recommended Use Level	0.05–0.3 wt% based on total formulation

Get in Touch with ERICW

Let competitive chemical materials go global.



Contact With Us:

E-mail: wangxingqiang@ericwchem.com


Have a Questions? Call Us:

15921782326


Add:

Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China