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

Allnex MACRYNAL SM 510n 65BACX Hydroxyl Acrylic Resin

Allnex MACRYNAL SM 510n 65BACX is a hydroxyl-functional acrylic resin designed for high-performance two-component polyurethane coatings. It delivers excellent gloss retention, weather resistance, and compatibility with isocyanates. Ideal for automotive refinish and industrial topcoats requiring durability, clarity, and smooth film formation. The resin offers balanced viscosity and solids content for efficient formulation and application.
  • allnex macrynal sm 510n 65bacx hydroxyl acrylic resin_b255177e
  • allnex macrynal sm 510n 65bacx hydroxyl acrylic resin_b255177e

Features Of Allnex MACRYNAL SM 510n 65BACX Hydroxyl Acrylic Resin

  1. High hydroxyl functionality for excellent crosslink density with melamine and polyisocyanate curing agents.

  2. Optimized molecular weight distribution for balanced flow, leveling, and film hardness development.

  3. Low volatile organic compound (VOC) content, supporting compliant high-solids coating formulations.

  4. Good compatibility with common acrylics, alkyds, and cellulose esters in hybrid resin systems.

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

Typical Applications Of Allnex MACRYNAL SM 510n 65BACX Hydroxyl Acrylic Resin

  1. Automotive OEM clearcoats and basecoats requiring high gloss and mar resistance.

  2. Industrial maintenance coatings for metal furniture, agricultural equipment, and HVAC components.

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

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

  5. Powder coating hybrids for enhanced film integrity and reduced orange peel in low-film-thickness applications.

Specifications Of Allnex MACRYNAL SM 510n 65BACX Hydroxyl Acrylic Resin

Chemical TypeHydroxyl-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, pale yellow liquid
Hydroxyl Value (mg KOH/g)63–67
Acid Value (mg KOH/g)< 5
Solids Content (% w/w)64–66
Viscosity (DIN 4, 23°C, mPa·s)3,500–5,500
DiluentXylene / butyl acetate blend


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