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

AAAA-5120 Hydroxy Acrylic Resin

AAAA-5120 Hydroxy Acrylic Resin is a high-performance hydroxyl-functional acrylic polymer from the AAAA Resin Series. Designed for two-component polyurethane coatings, it delivers excellent gloss retention, weather resistance, and compatibility with isocyanate crosslinkers. Its low viscosity and consistent molecular weight ensure smooth application and superior film formation in automotive and industrial topcoats.
  • aaaa 5120 hydroxy acrylic resin_62c16d94
  • aaaa 5120 hydroxy acrylic resin_62c16d94

Features Of AAAA-5120 Hydroxy Acrylic Resin

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

  2. Outstanding weather resistance and UV stability, ensuring long-term gloss retention and color fidelity.

  3. Low viscosity at high solids content (≥75% w/w), enabling high-transfer-efficiency application and reduced VOC emissions.

  4. Excellent compatibility with common acrylic, polyester, and epoxy resins in hybrid coating systems.

  5. Good storage stability with minimal viscosity drift over 12 months at ambient temperature.

Typical Applications Of AAAA-5120 Hydroxy Acrylic Resin

  1. Automotive OEM clearcoats and basecoats requiring high durability and appearance performance.

  2. Industrial maintenance coatings for metal substrates exposed to outdoor or corrosive environments.

  3. High-end architectural coatings, including premium façade and cladding systems.

  4. Plastic coatings for automotive interior trim and consumer electronics housings.

  5. Coil coatings where rapid cure response and film flexibility are critical.

Specifications Of AAAA-5120 Hydroxy Acrylic Resin

Chemical TypeHydroxy-functional acrylic copolymer
Product FormClear liquid
AppearanceWater-white to pale yellow, transparent
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)3,000–5,000 (Brookfield RV, spindle #3, 20 rpm)
Density (25°C, g/cm³)1.02–1.05


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