Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Allnex ADDITOL AQ-9921 Dispersant

Allnex ADDITOL AQ-9921 Dispersant is a water-based, anionic polymeric dispersant designed for stable pigment dispersion in aqueous architectural and industrial coatings. It enhances color strength, gloss, and storage stability while reducing viscosity and improving grind efficiency. Compatible with organic pigments and inorganic fillers, it enables low-VOC, high-performance formulations without compromising rheology or film integrity.
  • allnex additol aq 9921 dispersant_41c385b4
  • allnex additol aq 9921 dispersant_41c385b4

Features Of Allnex ADDITOL AQ-9921 Dispersant

  1. High-performance anionic polymeric dispersant designed for aqueous pigment systems.

  2. Excellent stabilization of inorganic and organic pigments across a broad pH range (6–9).

  3. Low foaming profile, supporting efficient high-shear dispersion and air-release in industrial processes.

  4. Enables high pigment loading while maintaining low viscosity and long-term storage stability.

  5. Compatible with common waterborne resins including acrylics, polyurethane dispersions (PUD), and hybrid systems.

Typical Applications Of Allnex ADDITOL AQ-9921 Dispersant

  1. Waterborne architectural coatings (interior/exterior paints).

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Water-based wood stains and transparent wood finishes.

  4. Printing inks for packaging and labeling applications.

  5. Functional aqueous colorants and pigment preparations for OEM use.

Specifications Of Allnex ADDITOL AQ-9921 Dispersant

Chemical TypeAnionic polymeric dispersant (styrene-acrylic copolymer)
Product FormAqueous solution
AppearancePale yellow to light amber, clear to slightly hazy liquid
pH (10% aqueous solution)7.0 – 8.5
Solids Content (wt %)35.0 ± 1.5
Density (20 °C, g/cm³)1.04 – 1.07
Viscosity (Brookfield RVT, #2 spindle, 20 rpm, 25 °C)50 – 200 mPa·s
Primary ApplicationsStabilization of pigment dispersions in waterborne coatings and inks


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