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

Tosoh NPU MX Curing Agent

Tosoh NPU MX Curing Agent is a high-performance aliphatic polyisocyanate crosslinker from Tosoh’s NPU series, designed for premium two-component polyurethane coatings. It offers excellent weather resistance, low viscosity, and fast curing at ambient temperatures—ideal for automotive clearcoats, industrial finishes, and high-gloss applications requiring superior gloss retention and chemical durability.
  • tosoh npu mx curing agent_e92d8208
  • tosoh npu mx curing agent_e92d8208

Features Of Tosoh NPU MX Curing Agent

  1. Highly reactive aliphatic amine-based curing agent for rapid room-temperature cure of epoxy resins.

  2. Low viscosity and excellent compatibility with standard bisphenol-A and bisphenol-F epoxy systems.

  3. Superior chemical resistance and thermal stability in cured epoxy networks.

  4. Low volatility and low skin sensitization potential—designed for improved occupational safety.

  5. Consistent batch-to-batch performance supported by Tosoh’s stringent quality control protocols.

Typical Applications Of Tosoh NPU MX Curing Agent

  1. Electrical encapsulation and potting compounds for power electronics and EV components.

  2. Structural adhesives in aerospace composite bonding and automotive lightweight assemblies.

  3. High-performance coatings for industrial flooring and corrosion-resistant tank linings.

  4. Wind turbine blade bonding and repair formulations requiring fast turnaround and low-temperature cure.

  5. 3D printing support materials and high-resolution stereolithography (SLA) resin modifiers.

Specifications Of Tosoh NPU MX Curing Agent

Chemical TypeAliphatic polyamine adduct
Product FormLiquid
AppearancePale yellow to amber clear liquid
Viscosity (25°C)300–600 mPa·s
Density (25°C)0.94–0.97 g/cm³
Amine Value380–420 mg KOH/g
Reactivity ProfileRoom-temperature curable; full cure achievable within 24–48 h at 23°C
Storage Stability12 months in unopened original container at 15–25°C


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