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

Evonik BREAK-THRU AF5503 Dispersant

Evonik BREAK-THRU® AF 5503 is a high-performance silicone-free polyether dispersant from the BREAK-THRU® additive series, designed for aqueous pigment dispersions in coatings and inks. It delivers excellent stabilization, wetting, and rheology control while enhancing gloss, color strength, and storage stability across diverse pigment systems.
  • evonik break thru af5503 dispersant_c9d1e8d8
  • evonik break thru af5503 dispersant_c9d1e8d8

Features Of Evonik BREAK-THRU AF5503 Dispersant

  1. High-efficiency wetting and deflocculation of inorganic pigments and fillers in aqueous systems.

  2. Excellent stabilization against re-agglomeration, even under high-shear mixing and extended storage conditions.

  3. Low foaming profile—minimizes air entrapment during dispersion and application processes.

  4. Compatible with a broad range of waterborne resins including acrylics, vinyl acetate copolymers, and PUDs.

  5. pH-stable across 6.0–10.0, supporting robust formulation flexibility without sensitivity to minor pH shifts.

Typical Applications Of Evonik BREAK-THRU AF5503 Dispersant

  1. Architectural interior and exterior wall paints.

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Waterborne wood stains and clear finishes.

  4. Functional coatings requiring high pigment loading and gloss retention.

  5. Construction adhesives and cementitious tile grouts with pigment dispersion needs.

Specifications Of Evonik BREAK-THRU AF5503 Dispersant

Chemical TypeAnionic polymeric dispersant (modified polycarboxylate)
Product FormAqueous solution
AppearanceClear to slightly opalescent, light yellow liquid
pH (1% aqueous solution, 20 °C)7.0–8.5
Solids Content (wt. %)40.0 ± 1.0
Density (20 °C, g/cm³)1.08–1.12
Viscosity (mPa·s, Brookfield RV, 25 °C)150–350
Primary ApplicationsPigment & filler dispersion in waterborne coatings, construction chemicals, and functional fluids


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