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

Allnex MACRYNAL SM 2711 70BAC Hydroxyl Acrylic Resin

Allnex MACRYNAL SM 2711 70BAC is a hydroxyl-functional acrylic resin designed for high-performance two-component polyurethane coatings. It offers excellent gloss retention, chemical resistance, and compatibility with isocyanates. Ideal for automotive refinish, industrial maintenance, and coil coatings where durability and clarity are critical. The resin delivers balanced hardness-flexibility and fast cure response.
  • allnex macrynal sm 2711 70bac hydroxyl acrylic resin_3d10b1b7
  • allnex macrynal sm 2711 70bac hydroxyl acrylic resin_3d10b1b7

Features Of Allnex MACRYNAL SM 2711 70BAC Hydroxyl Acrylic Resin

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

  2. Low VOC formulation compliant with stringent environmental regulations for industrial coatings.

  3. Outstanding gloss retention and UV resistance in exterior durable topcoats.

  4. Good compatibility with common solvent-borne acrylics, alkyds, and polyester resins.

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

Typical Applications Of Allnex MACRYNAL SM 2711 70BAC Hydroxyl Acrylic Resin

  1. Automotive OEM clearcoats and basecoats.

  2. Industrial maintenance coatings for metal substrates.

  3. General-purpose coil coatings requiring high durability and corrosion resistance.

  4. Powder coating hybrid systems (liquid primers or flow-control modifiers).

  5. High-performance wood finishes for furniture and architectural millwork.

Specifications Of Allnex MACRYNAL SM 2711 70BAC Hydroxyl Acrylic Resin

Chemical TypeHydroxyl-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear to pale yellow, homogeneous liquid
Solvent SystemButyl acetate / xylene blend
Non-Volatile Content (wt%)70 ± 1%
Hydroxyl Value (mg KOH/g)95–105
Acid Value (mg KOH/g)< 5
Viscosity (25°C, mPa·s)800–1,200 (DIN 4 mm cup)


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