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

Allnex CYMEL 303 LF Amino Resin

Allnex CYMEL 303 LF is a low-formaldehyde melamine-formaldehyde amino resin in the CYMEL® series, designed for high-gloss, durable thermoset coatings. It offers excellent flow, leveling, and cure efficiency with reduced VOC and formaldehyde emissions. Widely used in automotive refinish, industrial wood, and coil coatings where performance and regulatory compliance are critical.
  • allnex cymel 303 lf amino resin_273817a0
  • allnex cymel 303 lf amino resin_273817a0

Features Of Allnex CYMEL 303 LF Amino Resin

  1. Low-formaldehyde emission formulation compliant with stringent global regulatory requirements.

  2. Excellent compatibility with acrylic, polyester, and alkyd resins in solvent-borne systems.

  3. Fast cure kinetics at moderate baking temperatures (140–160 °C), enabling high-throughput industrial coating lines.

  4. Superior gloss retention and hardness development in thermoset coatings.

  5. Good hydrolytic stability in formulated paints, supporting extended pot life under controlled conditions.

Typical Applications Of Allnex CYMEL 303 LF Amino Resin

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

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

  3. General-purpose coil coatings on pre-painted steel and aluminum substrates.

  4. High-performance can and closure coatings for food and beverage packaging.

Specifications Of Allnex CYMEL 303 LF Amino Resin

Chemical TypeMethylated melamine-formaldehyde resin
Product FormLiquid
AppearanceClear, pale yellow to water-white liquid
Solvent ContentProprietary alcohol/water blend (non-hazardous classification)
Non-Volatile Content (NV%)80–84% (by weight, ASTM D2369)
Viscosity (25 °C)800–1,500 mPa·s (Brookfield RV, spindle #3)
pH (10% aqueous solution)7.5–8.5
Formaldehyde Content<0.3% w/w (GC method)


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