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

Dow Acrysol RM-55 Polyurethane Thickener

Dow Acrysol RM-55 is a hydrophobically modified ethoxylated urethane (HEUR) rheology modifier from Dow’s Acrysol series, delivering efficient mid-to-high shear viscosity control, excellent gloss retention, and robust formulation stability in waterborne paints and coatings.
  • dow acrysol rm 55 polyurethane thickener_37d20264
  • dow acrysol rm 55 polyurethane thickener_37d20264

Features Of Dow Acrysol RM-55 Polyurethane Thickener

  1. Non-ionic, hydrophobically modified polyurethane (HEUR) rheology modifier

  2. Delivers excellent flow and leveling while maintaining high sag resistance

  3. Compatible with both low-VOC and zero-VOC waterborne formulations

  4. Provides efficient thickening in the presence of surfactants and co-solvents

  5. Enables stable viscosity over wide pH range (pH 4–10)

Typical Applications Of Dow Acrysol RM-55 Polyurethane Thickener

  1. Architectural interior and exterior flat and low-sheen paints

  2. Waterborne industrial maintenance coatings

  3. Wood coatings requiring balanced rheology and brushability

  4. Stain-blocking primers and dry-fall coatings

  5. Textured decorative wall finishes

Specifications Of Dow Acrysol RM-55 Polyurethane Thickener

Chemical TypeHydrophobically Modified Polyurethane (HEUR)
Product FormClear to slightly hazy liquid
AppearanceLight amber to pale yellow viscous liquid
Primary ApplicationsRheology modifier for waterborne coatings
Key FeaturesNon-ionic, associative thickener
BenefitsImproved spatter resistance, anti-settling performance, and post-thickening stability
pH Range (as supplied)6.5–8.5
Recommended Use Level0.2–1.0 wt% (based on total formulation)


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