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

Allnex CYMEL 658 Amino Resin

Allnex CYMEL 658 is a high-reactivity methylated melamine-formaldehyde amino resin from the CYMEL® series, offering excellent compatibility with acrylics and polyesters, rapid cure at low temperatures, superior hardness, gloss, and chemical resistance—ideal for automotive and industrial coil coatings.
  • allnex cymel 658 amino resin_3e583402
  • allnex cymel 658 amino resin_3e583402

Features Of Allnex CYMEL 658 Amino Resin

  1. High reactivity with hydroxyl-functional resins, enabling efficient crosslinking at moderate cure temperatures.

  2. Excellent compatibility with acrylic, polyester, and alkyd resins for broad formulation flexibility.

  3. Low formaldehyde emission profile, supporting compliance with stringent environmental and occupational health standards.

  4. Good storage stability in solvent-based systems when properly formulated and handled.

  5. Delivers superior hardness, chemical resistance, and gloss retention in thermoset coatings.

Typical Applications Of Allnex CYMEL 658 Amino Resin

  1. Automotive OEM and refinish topcoats requiring high durability and appearance performance.

  2. Industrial coil and can coatings where rapid cure and corrosion resistance are critical.

  3. General-purpose appliance and metal furniture coatings.

  4. High-performance wood finishes for furniture and cabinetry.

  5. Electrical insulation varnishes for motor and transformer applications.

Specifications Of Allnex CYMEL 658 Amino Resin

Chemical TypeMethylated melamine-formaldehyde resin
Product FormLiquid
AppearanceClear, pale yellow to amber liquid
Solvent ContentApprox. 70–75% (in n-butanol)
Non-Volatile Content25–30% (by weight, ASTM D1259)
Viscosity (25°C)20–40 mPa·s (ASTM D1084)
pH (10% solution in water)7.5–9.0
Primary ApplicationsCrosslinker for hydroxyl-functional resins in thermosetting coatings


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