Name: Dow OROTAN 1620 Dispersant
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Dow OROTAN 1620 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, supporting high-shear processing and air-release requirements in industrial coatings.
pH-stable performance from pH 6.5 to 10.5, enabling compatibility with common neutralizing agents and formulation additives.
Enables high solids loading while maintaining low viscosity and long-term storage stability.

Typical Applications Of Dow OROTAN 1620 Dispersant

Architectural flat and low-sheen interior/exterior latex paints.
Industrial maintenance coatings including primers and topcoats.
Water-based wood stains and grain enhancers.
Printing inks for flexible packaging and paper applications.
Construction adhesives and cementitious tile grouts requiring pigment dispersion stability.

Chemical Type	Anionic polymeric dispersant (modified acrylic copolymer)
Product Form	Aqueous solution
Appearance	Clear to slightly hazy, light amber liquid
Active Content	38–42 wt%
pH (10% aqueous solution)	7.0–8.5
Density (25°C)	1.05–1.09 g/cm³
Viscosity (Brookfield RVT, #2 spindle, 20 rpm, 25°C)	50–200 mPa·s
Primary Applications	Pigment dispersion in water-based architectural, industrial, and specialty coatings

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E-mail: wangxingqiang@ericwchem.com
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