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

Evonik 2364 Toughener

Evonik VESTAMIN® 2364 Toughener is a high-performance aliphatic amine-based curing agent designed for epoxy resins. It delivers exceptional impact resistance thermal stability and low viscosity enabling superior composite toughness and processing efficiency in demanding industrial applications.
  • evonik 2364 toughener_63d62598
  • evonik 2364 toughener_63d62598

Features Of Evonik 2364 Toughener

  1. High-performance reactive liquid elastomer for epoxy resin systems.

  2. Enables significant improvement in impact resistance and fracture toughness without compromising glass transition temperature (Tg).

  3. Excellent compatibility with standard DGEBA and novolac epoxy resins.

  4. Low viscosity enables easy incorporation and homogeneous dispersion during processing.

  5. Enables formulation of structural adhesives and composites meeting aerospace-grade durability requirements.

Typical Applications Of Evonik 2364 Toughener

  1. Aerospace structural adhesives for bonded assemblies and honeycomb core bonding.

  2. High-performance carbon fiber reinforced polymer (CFRP) composites.

  3. Electronics encapsulants requiring thermal cycling reliability and mechanical resilience.

  4. Wind turbine blade matrix resins demanding fatigue resistance and delamination suppression.

Specifications Of Evonik 2364 Toughener

Chemical TypeReactive carboxyl-terminated butadiene-acrylonitrile copolymer (CTBN)
Product FormLiquid, viscous amber to brown
AppearanceHomogeneous, slightly viscous liquid
Primary ApplicationsEpoxy resin toughening for structural adhesives and composites
Key FeaturesReactive functionality, low volatility, no solvent addition required
BenefitsEnhanced crack propagation resistance, improved peel strength, reduced brittleness
Storage Stability12 months at ≤25 °C in unopened original packaging
Handling PrecautionsUse in well-ventilated areas; avoid prolonged skin contact


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