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

Allnex CYMEL 688 Amino Resin

Allnex CYMEL 688 Amino Resin is a high-reactivity methylated melamine-formaldehyde resin designed for ambient-cure coatings. It offers excellent storage stability, low viscosity, and superior compatibility with acrylics, polyesters, and cellulose esters. Widely used in coil, can, and general industrial coatings requiring fast cure, hardness, and chemical resistance.
  • allnex cymel 688 amino resin_3a0db24a
  • allnex cymel 688 amino resin_3a0db24a

Features Of Allnex CYMEL 688 Amino Resin

  1. Highly reactive melamine-formaldehyde resin with excellent crosslinking efficiency at low curing temperatures.

  2. Outstanding compatibility with acrylic, polyester, and alkyd resins in solventborne and high-solids coating systems.

  3. Provides superior hardness, chemical resistance, and gloss retention in thermoset coatings.

  4. Low formaldehyde emission profile, supporting compliance with stringent VOC and emissions regulations.

  5. Good hydrolytic stability during storage, enabling extended shelf life under recommended conditions.

Typical Applications Of Allnex CYMEL 688 Amino Resin

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

  2. Industrial maintenance coatings for metal substrates exposed to harsh environments.

  3. Appliance coatings demanding excellent mar resistance and long-term color stability.

  4. Can coatings for food and beverage containers where FDA-compliant formulations are required.

  5. General-purpose coil coatings for architectural and building products.

Specifications Of Allnex CYMEL 688 Amino Resin

Chemical TypeMelamine-formaldehyde resin
Product FormLiquid
AppearanceClear to slightly hazy, water-white to pale yellow liquid
Solvent ContentApprox. 70–75% (in methanol/butanol blend)
Non-Volatile Content25–30% w/w
pH (10% solution in water)7.5–9.0
Viscosity (25°C, Brookfield RV)20–60 mPa·s
Storage Stability≥6 months at 20–25°C in sealed container


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