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

LAN-XESS UX 654L Epoxy Curing Agent

LANXESS UX654L is a high-performance epoxy curing agent from the UX series, designed for demanding industrial coatings and composites. It offers excellent chemical resistance, fast cure speed, and low viscosity for easy processing. Compatible with standard DGEBA resins, it delivers superior mechanical properties and adhesion on metal and concrete substrates.
  • lan xess ux 654l epoxy curing agent_26c5991a
  • lan xess ux 654l epoxy curing agent_26c5991a

Features Of LAN-XESS UX 654L Epoxy Curing Agent

  1. Low-viscosity liquid amine-based curing agent enabling excellent processability and easy metering/mixing.

  2. Provides rapid room-temperature cure kinetics with good early handling strength development.

  3. Delivers high glass transition temperature (Tg) and superior thermal stability in cured epoxy systems.

  4. Offers excellent chemical resistance—particularly to alkalis, solvents, and mild acids—after full cure.

  5. Compatible with standard DGEBA and modified epoxy resins for broad formulation flexibility.

Typical Applications Of LAN-XESS UX 654L Epoxy Curing Agent

  1. Structural adhesives for automotive and transportation bonding applications.

  2. High-performance composite matrices in wind turbine blades and aerospace components.

  3. Electrical encapsulation and potting compounds requiring low exotherm and dimensional stability.

  4. Industrial flooring and heavy-duty protective coatings for concrete and metal substrates.

  5. Repair mortars and grouts demanding fast turnaround and mechanical robustness.

Specifications Of LAN-XESS UX 654L Epoxy Curing Agent

Chemical TypeAromatic amine adduct
Product FormClear to pale yellow liquid
AppearanceHomogeneous, low-viscosity liquid at 25 °C
Primary ApplicationsStructural adhesives, composites, encapsulants, coatings
Key FeaturesRoom-temperature cure, low exotherm, high Tg, hydrolytic stability
BenefitsImproved productivity, reduced energy consumption, enhanced durability
Storage Stability≥12 months at 5–30 °C in original sealed container
Handling PrecautionUse in well-ventilated areas; refer to SDS for PPE guidance


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