Name: Dow OROTAN 731A Dispersant
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Dow OROTAN 731A Dispersant

High-efficiency polymeric dispersant designed for stable pigment and filler suspension in water-based systems.
Excellent wetting and deflocculation performance across a broad range of inorganic and organic pigments.
Low foaming character ensures compatibility with high-shear mixing and industrial coating application processes.
Good freeze-thaw stability supports reliable storage and handling under variable climate conditions.
Enables high solids loading while maintaining low viscosity and improved gloss retention in final films.

Typical Applications Of Dow OROTAN 731A Dispersant

Architectural waterborne paints and interior/exterior decorative coatings.
Industrial maintenance coatings including metal primers and topcoats.
Water-based inkjet inks for wide-format and packaging printing.
Construction chemicals such as cementitious tile adhesives and grouts.
Functional coatings requiring enhanced color strength and dispersion stability, e.g., solar reflective coatings.

Chemical Type	Anionic polymeric dispersant (modified acrylic copolymer)
Product Form	Aqueous liquid solution
Appearance	Pale yellow to light amber, clear to slightly hazy liquid
pH (10% aqueous solution, 25°C)	6.5 – 8.0
Active Content (wt%)	35.0 – 39.0%
Density (25°C, g/cm³)	1.04 – 1.08
Viscosity (Brookfield RV, 25°C, mPa·s)	200 – 800
Primary Applications	Pigment dispersion in waterborne coatings, inks, and construction materials

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E-mail: wangxingqiang@ericwchem.com
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