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

Ashland AQUAFLOW NHS-355 Rheology Modifier

Ashland AQUAFLOW NHS-355 is a high-performance nonionic associative thickener from the AQUAFLOW series, engineered to deliver excellent rheology control, sag resistance, and spatter reduction in waterborne architectural coatings and industrial formulations. It ensures stable viscosity across pH and temperature variations while enhancing application properties without compromising clarity or compatibility.
  • ashland aquaflow nhs 355 rheology modifier_51b83aba
  • ashland aquaflow nhs 355 rheology modifier_51b83aba

Features Of Ashland AQUAFLOW NHS-355 Rheology Modifier

  1. Non-ionic, associative polyurethane (HEUR) rheology modifier designed for waterborne systems.

  2. Delivers excellent mid-shear viscosity control and outstanding sag resistance in vertical applications.

  3. Provides superior spatter resistance and brush/roller drag performance in architectural coatings.

  4. Compatible with a broad range of surfactants, co-solvents, and common paint additives.

  5. Enables low-VOC and zero-VOC formulations without compromising rheological performance.

Typical Applications Of Ashland AQUAFLOW NHS-355 Rheology Modifier

  1. Interior and exterior architectural latex paints.

  2. Waterborne primers and sealers.

  3. Textured coatings and decorative plasters.

  4. Industrial maintenance coatings for metal and masonry substrates.

  5. Low-VOC and eco-label-compliant coating systems.

Specifications Of Ashland AQUAFLOW NHS-355 Rheology Modifier

Chemical TypeNon-ionic associative polyurethane (HEUR)
Product FormLiquid
AppearanceClear to slightly hazy, colorless to pale yellow liquid
pH (1% aqueous solution)6.0 – 8.0
Specific Gravity (25°C)1.02 – 1.06 g/cm³
SolubilityMiscible with water and common co-solvents (e.g., propylene glycol, DOWANOL™ PnB)
Recommended Use Level0.1 – 0.6 wt% (based on total formulation)
Storage StabilityStable for ≥12 months at 5–30°C in original sealed container


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