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

Allnex ADDITOL AQ-1681 Alkali swellable thickener

Allnex ADDITOL AQ-1681 is an alkali-swellable associative thickener (ASAT) from the ADDITOL aqueous polymer series. It delivers excellent rheology control, high shear viscosity, and outstanding gloss/flow balance in waterborne architectural and industrial coatings without ammonia sensitivity or VOC concerns.
  • allnex additol aq 1681 alkali swellable thickener_910279dc
  • allnex additol aq 1681 alkali swellable thickener_910279dc

Features Of Allnex ADDITOL AQ-1681 Alkali swellable thickener

  1. High-efficiency rheology control in waterborne systems via alkali-induced swelling.

  2. Excellent compatibility with acrylic, styrene-acrylic, and vinyl acetate-based emulsions.

  3. Provides outstanding sag resistance and leveling balance in architectural and industrial coatings.

  4. Low VOC contribution and APEO-free formulation supporting sustainable product design.

  5. Stable viscosity performance across pH range 8.5–10.5 without gelation or syneresis.

Typical Applications Of Allnex ADDITOL AQ-1681 Alkali swellable thickener

  1. Architectural interior and exterior wall paints (flat to semi-gloss).

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Wood coatings including primers and topcoats for furniture and cabinetry.

  4. Waterborne coil coatings requiring shear-thinning behavior and film integrity.

Specifications Of Allnex ADDITOL AQ-1681 Alkali swellable thickener

Chemical TypeAcrylic copolymer, alkali-swellable associative (ASE)
Product FormAqueous dispersion
AppearanceOpaque white liquid
pH (as supplied)3.0–4.5
Solids Content (wt%)27.0–29.0
Density (20°C, g/cm³)1.02–1.05
Viscosity (Brookfield RVT, spindle #3, 20 rpm, 25°C)500–1500 mPa·s (as supplied)
Primary ApplicationsWaterborne architectural, industrial, and wood coatings


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