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

AAAA-5378 Hydroxy Acrylic Resin

AAAA-5378 Hydroxy Acrylic Resin is a high-performance hydroxyl-functional acrylic polymer from the AAAA Resin Series, engineered for superior weatherability, gloss retention, and compatibility with isocyanate crosslinkers in two-component polyurethane coatings. It delivers excellent flow, hardness development, and chemical resistance—ideal for automotive OEM and premium industrial finishes.
  • aaaa 5378 hydroxy acrylic resin_fedc0022
  • aaaa 5378 hydroxy acrylic resin_fedc0022

Features Of AAAA-5378 Hydroxy Acrylic Resin

  1. High hydroxyl functionality for excellent crosslinking density 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 (≥75% w/w), enabling efficient solvent reduction and VOC compliance.

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

  5. Consistent batch-to-batch reproducibility, ensuring reliable performance in high-volume production.

Typical Applications Of AAAA-5378 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 hardness and clarity.

  5. Two-component polyurethane topcoats for transportation equipment.

Specifications Of AAAA-5378 Hydroxy Acrylic Resin

Chemical TypeHydroxy-functional acrylic copolymer
Product FormLiquid solution in aromatic hydrocarbon blend
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 (DIN 4, 25°C)4,500–6,500 mPa·s
Density (25°C)0.98–1.02 g/cm³


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