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

Dow Acrysol DR73 Hydrophobic Alkali-Swellable Thickener

Dow Acrysol DR73 is a hydrophobic alkali-swellable thickener (HASE) from Dow’s Acrysol series, delivering exceptional viscosity build, shear-thinning behavior, and robust rheology control in waterborne coatings. It ensures excellent sag resistance, spatter resistance, and compatibility with surfactants and co-thickeners while maintaining stability across pH ranges.
  • dow acrysol dr73 hydrophobic alkali swellable thickener_83f2dd3c
  • dow acrysol dr73 hydrophobic alkali swellable thickener_83f2dd3c

Features Of Dow Acrysol DR73 Hydrophobic Alkali-Swellable Thickener

  1. Delivers excellent viscosity build and rheology control in high-shear and low-shear conditions.

  2. Provides superior sag resistance and anti-drip performance in architectural coatings.

  3. Offers enhanced water resistance and film integrity due to hydrophobic polymer architecture.

  4. Enables efficient thickening with low dosage and minimal impact on color development and gloss.

  5. Compatible with a broad range of anionic and nonionic surfactants, co-thickeners, and biocides.

Typical Applications Of Dow Acrysol DR73 Hydrophobic Alkali-Swellable Thickener

  1. Interior and exterior latex architectural paints.

  2. Textured coatings and decorative finishes.

  3. Exterior masonry and stucco coatings.

  4. Low-VOC and zero-VOC waterborne formulations.

  5. Industrial maintenance coatings requiring robust film formation.

Specifications Of Dow Acrysol DR73 Hydrophobic Alkali-Swellable Thickener

Chemical TypeHydrophobically modified alkali-swellable emulsion (HASE)
Product FormAqueous dispersion
AppearanceOpaque white liquid
pH (as received)2.5–4.0
Active Content (wt%)28–32%
Viscosity (Brookfield, RVT, #2 spindle, 20 rpm, 25°C)1,000–3,000 cP
Freeze-Thaw StabilityPass (3 cycles at –15°C/25°C)
Primary ApplicationsArchitectural waterborne coatings, especially where water resistance and sag control are critical


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