RHEOBYK-420 Жидкая реологическая добавка для водных и водоуменьшаемых систем покрытия

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April 23, 2025
Brief: Discover RHEOBYK-420, a liquid rheology additive designed for aqueous and water-reducible coating systems. This additive enhances thixotropic fluidity, improving sag resistance and settling resistance. Ideal for various coatings, including architectural, industrial, automotive, and wood applications.
Related Product Features:
  • Liquid rheological additive for water-borne coatings and adhesives.
  • Produces highly thixotropic fluidity for improved sag resistance.
  • Can be added later in the process for viscosity adjustment.
  • Composition: Solution of modified polyurea.
  • Density: 1.1 g/ml (25℃), Viscosity: 300-1600 cps (25℃).
  • Non-volatile matter: 50%, Solvents: N-Methylpyrrolidone.
  • Recommended addition level: 0.2-1% for settling, 0.5-2% for sagging.
  • Enhances stability, controlled viscosity, and thixotropy in coatings.
Вопросы:
  • What is RHEOBYK-420 used for?
    RHEOBYK-420 is a liquid rheology additive used in water-borne coatings and adhesives to improve sag resistance and settling resistance, enhancing application properties and stability.
  • How is RHEOBYK-420 incorporated into coatings?
    Incorporate RHEOBYK-420 into the coating system using moderate shear for even dispersion. It can also be added later to adjust viscosity.
  • What are the recommended addition levels for RHEOBYK-420?
    Use 0.2-1% of RHEOBYK-420 to prevent settling and 0.5-2% to prevent sagging, depending on the solids content in the formulation.
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