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

Dow ACRYSOL RM-55 Rheology Modifier

Dow ACRYSOL RM-55 is a hydrophobically modified alkali-soluble emulsion (HASE) rheology modifier from Dow’s ACRYSOL™ series, delivering excellent thickening efficiency, sag resistance, and post-additive viscosity stability in waterborne architectural coatings and industrial formulations.
  • dow acrysol rm 55 rheology modifier_5ac28591
  • dow acrysol rm 55 rheology modifier_5ac28591

Features Of Dow ACRYSOL RM-55 Rheology Modifier

  1. High-efficiency associative thickener delivering excellent mid-shear viscosity control and sag resistance.

  2. Provides outstanding gloss retention and clarity in waterborne architectural and industrial coatings.

  3. Excellent compatibility with a broad range of latex polymers, surfactants, and co-solvents.

  4. Enables low-foam performance and good spatter resistance during application.

  5. Stable across wide pH range (pH 4–12), supporting robust formulation flexibility.

Typical Applications Of Dow ACRYSOL RM-55 Rheology Modifier

  1. Interior and exterior architectural flat and low-sheen paints.

  2. Waterborne industrial maintenance coatings for metal and concrete substrates.

  3. Wood coatings requiring high clarity and flow/leveling balance.

  4. Low-VOC and zero-VOC decorative and protective coating systems.

Specifications Of Dow ACRYSOL RM-55 Rheology Modifier

Chemical TypeHydrophobically modified ethoxylated urethane (HEUR)
Product FormClear to slightly hazy aqueous liquid
AppearanceColorless to pale yellow liquid
pH (1% aqueous solution)6.5–8.5
Non-Volatile Content (wt%)30.0–32.0%
Specific Gravity (25°C)1.02–1.05
Primary ApplicationsWaterborne architectural and industrial coatings
Key FeaturesAssociative thickening, low foam, high gloss retention, shear-thinning behavior


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