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

Allnex CYMEL UI-27-EI Amino Resin

Allnex CYMEL UI-27-EI is a high-solids, low-VOC amino resin from the CYMEL® series, designed for durable thermoset coatings in automotive and industrial applications. It offers excellent flow, gloss retention, and cure efficiency with formaldehyde-free technology, enhancing sustainability without compromising performance.
  • allnex cymel ui 27 ei amino resin_d752c95c
  • allnex cymel ui 27 ei amino resin_d752c95c

Features Of Allnex CYMEL UI-27-EI Amino Resin

  1. Highly reactive melamine-formaldehyde resin with ethyl ether and isobutyl ether co-moieties for balanced cure speed and storage stability.

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

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

  4. Low free formaldehyde content, supporting compliance with stringent industrial hygiene and regulatory requirements.

  5. Optimized for low-bake curing (130–150 °C), enabling energy-efficient manufacturing processes.

Typical Applications Of Allnex CYMEL UI-27-EI Amino Resin

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

  2. Industrial maintenance coatings for metal substrates exposed to harsh environmental conditions.

  3. Appliance coatings demanding excellent mar resistance and detergent stability.

  4. General-purpose coil coatings where rapid through-cure and film integrity are critical.

  5. Can and closure coatings requiring adhesion, flexibility, and food-contact compliant formulations.

Specifications Of Allnex CYMEL UI-27-EI Amino Resin

Chemical TypeMelamine-formaldehyde resin (ethyl/isobutyl ether crosslinker)
Product FormClear to pale yellow liquid
AppearanceHomogeneous, mobile liquid at 25 °C
Non-Volatile Content80–84 wt% (ASTM D1259)
Viscosity (25 °C)80–120 mPa·s (ASTM D4287)
Density (25 °C)1.12–1.16 g/cm³ (ASTM D1475)
SolventIsobutanol and xylene blend
Primary ApplicationsThermosetting coatings for metal substrates


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