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

AAAA-5901 Hydroxy Acrylic Resin

AAAA-5901 Hydroxy Acrylic Resin is a high-performance hydroxyl-functional acrylic polymer from the AAAA Resin Series, designed for two-component polyurethane coatings. It offers excellent gloss retention, chemical resistance, and compatibility with isocyanates. Widely used in automotive refinishes and industrial topcoats, it ensures rapid cure, superior hardness, and UV stability without compromising flexibility or adhesion.
  • aaaa 5901 hydroxy acrylic resin_d1e117bb
  • aaaa 5901 hydroxy acrylic resin_d1e117bb

Features Of AAAA-5901 Hydroxy Acrylic Resin

  1. High hydroxyl functionality (OH# 85–95 mg KOH/g) for excellent crosslinking efficiency with melamine and polyisocyanate curing agents.

  2. Outstanding weather resistance and UV stability, maintaining gloss and color retention in demanding outdoor environments.

  3. Low solution viscosity at high solids content (60 ± 2% in xylene/BA blend), enabling high-transfer-efficiency coatings with reduced VOC emissions.

  4. Superior compatibility with common acrylic, polyester, and cellulose ester resins, facilitating versatile formulation flexibility.

  5. Good storage stability (>12 months at 25°C) without gelling or phase separation under recommended handling conditions.

Typical Applications Of AAAA-5901 Hydroxy Acrylic Resin

  1. Automotive OEM clearcoats and basecoats requiring high DOI, scratch resistance, and long-term durability.

  2. Industrial maintenance coatings for metal substrates, including agricultural and construction equipment.

  3. High-performance coil coatings where corrosion protection and formability are critical.

  4. Premium architectural metal finishes for façades, roofing, and cladding systems.

  5. Plastic coatings for automotive interior trim and electronic housings requiring adhesion and flexibility.

Specifications Of AAAA-5901 Hydroxy Acrylic Resin

Chemical TypeHydroxy-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, pale yellow liquid
Solids Content (wt%)60 ± 2% (in xylene/butyl acetate 50/50)
Hydroxyl Value (mg KOH/g)85–95
Acid Value (mg KOH/g)< 5
Viscosity (mPa·s, 25°C)4,000–7,000 (Brookfield RV, spindle #3, 20 rpm)
Density (g/cm³, 25°C)0.98–1.02


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