The material selection platform
Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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Technical Datasheet | Supplied by Stepan
STEPCOTE™ W-849 by Stepan is a VOC- & APE-free, effective wetting agent for water-based coatings. It can reduce rust and minimize blistering. It significantly improves corrosion resistance and moderately enhances hiding & washability. STEPCOTE™ W-849 also improves gloss, color acceptance and wet scrub resistance. It can be incorporated during the letdown phase of production or post added to the final formulation. It possesses the ability to heighten coating durability. The typical usage level for this additive is 2-6 lbs/100 gallons based on active content. Recommended for industrial coatings.
Product Type
Wetting Agents / Wet Edge Enhancers > Surfactants
Chemical Composition
Phosphate ester of alkyl polyethoxyethanol
CAS Number
Physical Form
Product Status
Geographical Availability
Africa, Asia / Pacific, Central and Eastern Europe, Middle East and Central Asia, North America, South and Central America, Western Europe
Applications/ Recommended for
  • Coatings > Waterborne
  • Coatings Markets > General Industrial /Maintenance
Labels/Agency Rating
AICS (Australia), DSL (Canada), TSCA (USA), IECSC (China), ENCS (Japan), ECL (Korea), NZIoC (New Zealand), PICCS (Philippines), REACH

STEPCOTE™ W-849 Properties


Value & Unit
Test Condition
Test Method
Active Content
100 %
1.03 g/ml
(At 25°C)
(At 1% Aqueous)

Compatiblity with other products

Find products that are predicted to be compatible with STEPCOTE™ W-849.

This list of compatible products is generated out of estimated HSP values. A practical determination of these HSP values would provide higher certainty.
Learn more about Hansen Solubility Parameters (HSP) and their use in predictive formulation.

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