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

AAAA-5440 Hydroxy Acrylic Resin

AAAA-5440 Hydroxy Acrylic Resin is a high-performance hydroxyl-functional acrylic polymer from the AAAA Resin Series, engineered for premium two-component polyurethane coatings. It offers excellent gloss retention, UV resistance, chemical durability, and strong substrate adhesion. Ideal for automotive OEM and refinish applications, it ensures rapid cure response with isocyanates and superior film flexibility. Solvent-based, low-viscosity, and compatible with common crosslinkers.
  • aaaa 5440 hydroxy acrylic resin_ca15d093
  • aaaa 5440 hydroxy acrylic resin_ca15d093

Features Of AAAA-5440 Hydroxy Acrylic Resin

  1. High hydroxyl functionality for excellent crosslinking efficiency with isocyanates and melamine resins.

  2. Outstanding weather resistance and UV stability, suitable for long-term outdoor exposure.

  3. Low viscosity at high solids content, enabling high-solids formulation with improved VOC reduction.

  4. Superior compatibility with common automotive and industrial coating additives and pigments.

  5. Consistent batch-to-batch reproducibility and narrow molecular weight distribution.

Typical Applications Of AAAA-5440 Hydroxy Acrylic Resin

  1. Automotive OEM clearcoats and basecoats.

  2. Industrial maintenance coatings for metal substrates.

  3. High-performance coil coatings for architectural and appliance applications.

  4. Premium wood finishes requiring durability and clarity.

  5. Two-component polyurethane topcoats for heavy-duty equipment.

Specifications Of AAAA-5440 Hydroxy Acrylic Resin

Chemical TypeHydroxy-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, pale yellow liquid
Solids Content (wt%)60 ± 2%
Hydroxyl Value (mg KOH/g)85–95
Acid Value (mg KOH/g)< 5
Viscosity (25°C, mPa·s)3,000–5,000 (Brookfield LV, spindle #3, 12 rpm)
Primary Applications2K PU and melamine-cured industrial and automotive coatings


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