High Hardness Solvent Based Solid Acrylic Resin For PU Primer–High Adhesion & Weather Resistance

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October 15, 2025
Category Connection: Solvent Based Solid Acrylic Resin
Brief: Discover the High Hardness Solvent Based Solid Acrylic Resin for PU Primer, designed for high adhesion and weather resistance. Ideal for automotive, appliance, and plastic coatings, this resin ensures durability, gloss, and chemical resistance. Perfect for demanding applications.
Related Product Features:
  • High alcohol resistance for enhanced durability.
  • High gloss and hardness for a smooth, durable finish.
  • Strong abrasion resistance to withstand wear and tear.
  • High adhesion ensures secure bonding to various substrates.
  • Excellent dispersion for uniform film formation.
  • Superior weather resistance for long-term performance.
  • Well-arranged silver powder for consistent quality.
  • Compatible with alkyd resin, nitrocellulose, and more.
Faqs:
  • What are the key applications of SA-539 solid acrylic resin?
    SA-539 is ideal for appliance paint, plastic paint, automotive refinish paint, and functional inks due to its high hardness, adhesion, and weather resistance.
  • How does SA-539 enhance PU primer performance?
    SA-539's hydroxyl functional groups chemically crosslink with isocyanates in PU primers, providing excellent hardness, flexibility, and long-term chemical resistance.
  • What solvents are compatible with SA-539?
    SA-539 is soluble in ethyl acetate, butanone, toluene, and xylene, but insoluble in isopropyl alcohol, isobutyl alcohol, and 120# solvent gasoline.