Name: Solvay Rhodoline DF 642NI Defoamer
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Solvay Rhodoline DF 642NI Defoamer

Highly effective silicone-based defoamer with rapid knock-down and long-term foam suppression.
Excellent compatibility and stability in aqueous systems, including high-shear and high-temperature processes.
Low dosage requirement—effective at concentrations as low as 0.01–0.1 wt% depending on formulation.
Non-staining and non-affecting on final product clarity or surface properties in sensitive applications.
REACH-compliant and designed for industrial use with documented safety and handling guidance.

Typical Applications Of Solvay Rhodoline DF 642NI Defoamer

Chemical Type	Silicone-polyether copolymer dispersion
Product Form	White to off-white opaque liquid
Appearance	Homogeneous, slightly viscous emulsion
pH (1% aqueous dilution)	6.0–8.0
Density (20 °C)	Approx. 1.01–1.03 g/cm³
Viscosity (25 °C, Brookfield LV, Spindle 3, 6 rpm)	500–1500 mPa·s
Primary Applications	Defoaming in water-based industrial formulations
Key Features	Rapid foam collapse, persistent antifoam performance, low odor

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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