Name: BASF Dispex AA4040 Dispersant
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of BASF Dispex AA4040 Dispersant

High-efficiency polymeric dispersant for stable pigment deagglomeration in waterborne systems.
Excellent compatibility with a broad range of anionic and nonionic surfactants and co-dispersants.
Provides outstanding rheological control and prevents pigment settling during storage.
Enables high pigment loading while maintaining low viscosity and good flow properties.
Low foaming profile, supporting efficient high-shear dispersion and air release in industrial processes.

Typical Applications Of BASF Dispex AA4040 Dispersant

Chemical Type	Anionic polyacrylate-based dispersant
Product Form	Aqueous solution (approx. 40% active content)
Appearance	Clear to slightly hazy, pale yellow liquid
pH (1% aqueous solution)	6.5 – 7.5
Density (20 °C)	1.08 – 1.12 g/cm³
Viscosity (25 °C, Brookfield RV, spindle #3, 20 rpm)	200 – 600 mPa·s
Solubility	Completely miscible with water; compatible with common glycols and co-solvents
Primary Applications	Pigment dispersion in waterborne coatings, inks, and construction colorants

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E-mail: wangxingqiang@ericwchem.com
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