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

AAAA-5346 Hydroxy Acrylic Resin

AAAA-5346 Hydroxy Acrylic Resin is a high-performance hydroxyl-functional acrylic polymer from the AAAA Resin Series, engineered for superior weather resistance, gloss retention, and compatibility with isocyanate crosslinkers in two-component polyurethane coatings. It delivers excellent flow, hardness, and chemical resistance—ideal for automotive OEM and premium industrial finishes.
  • aaaa 5346 hydroxy acrylic resin_b9cdf6fe
  • aaaa 5346 hydroxy acrylic resin_b9cdf6fe

Features Of AAAA-5346 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 in exterior coatings.

  3. Low solution viscosity at high solids content (60–65% w/w in xylene/butyl acetate), enabling energy-efficient application.

  4. Superior compatibility with common polyester, alkyd, and epoxy resins in hybrid coating systems.

  5. Consistent batch-to-batch reproducibility, validated via GPC and OH number titration.

Typical Applications Of AAAA-5346 Hydroxy Acrylic Resin

  1. Automotive OEM and refinish topcoats requiring high hardness and mar resistance.

  2. Industrial maintenance coatings for metal substrates exposed to harsh environmental conditions.

  3. General-purpose coil coatings where flexibility, corrosion resistance, and bake stability are critical.

  4. Premium architectural coatings for aluminum extrusions and curtain wall systems.

  5. Plastic coatings for automotive interior trim and electronic housings.

Specifications Of AAAA-5346 Hydroxy Acrylic Resin

Chemical TypeHydroxy-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, pale yellow to amber liquid
Solids Content (wt%)62 ± 2% (in xylene/butyl acetate 50/50)
Hydroxyl Number (mg KOH/g)78–85
Acid Number (mg KOH/g)< 5
Viscosity (mPa·s, 25°C)4,500–6,500 (Brookfield RV, spindle #3, 20 rpm)
Density (g/cm³, 25°C)0.98–1.02


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