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

AAAA-5326 Hydroxy Acrylic Resin

AAAA-5326 Hydroxy Acrylic Resin is a high-performance hydroxyl-functional acrylic polymer from the AAAA Resin Series by AAAA Chemicals. Designed for two-component polyurethane coatings, it offers excellent gloss retention, weather resistance, and compatibility with isocyanate crosslinkers. Its low viscosity and consistent hydroxyl value ensure smooth formulation and superior film hardness. Widely used in automotive OEM and refinish applications.
  • aaaa 5326 hydroxy acrylic resin_9d246540
  • aaaa 5326 hydroxy acrylic resin_9d246540

Features Of AAAA-5326 Hydroxy Acrylic Resin

  1. High hydroxyl functionality for excellent crosslinking efficiency with melamine and isocyanate curing agents.

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

  3. Low viscosity at high solids content (≥75% w/w), enabling reduced VOC formulations without solvent penalty.

  4. Excellent compatibility with common acrylic, polyester, and cellulose ester resins in hybrid systems.

  5. Good film hardness development and chemical resistance after thermal cure.

Typical Applications Of AAAA-5326 Hydroxy Acrylic Resin

  1. Automotive OEM and refinish topcoats requiring high gloss and durability.

  2. Industrial maintenance coatings for metal substrates in architectural and infrastructure settings.

  3. General-purpose coil coatings for pre-painted steel and aluminum panels.

  4. High-performance plastic coatings for automotive interior and exterior trim.

  5. Powder coating base resins when blended with compatible polyacids or blocked isocyanates.

Specifications Of AAAA-5326 Hydroxy Acrylic Resin

Chemical TypeHydroxy-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, pale yellow liquid
Solids Content (wt%)75.0 ± 1.0%
Hydroxyl Value (mg KOH/g)85–95
Acid Value (mg KOH/g)< 5.0
Viscosity (25°C, mPa·s)4,000–6,000 (Brookfield RV-DV2T, spindle #3, 20 rpm)
Primary ApplicationsThermosetting coatings cured with melamine formaldehyde or aliphatic isocyanates


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