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Reactive liquid modifier enabling significant improvement in fracture toughness without sacrificing glass transition temperature (Tg).
Excellent compatibility with standard bisphenol-A and bisphenol-F epoxy resins, ensuring homogeneous dispersion and stable formulation.
Enables low-viscosity formulations—reduces overall system viscosity for improved processability and air release during casting or infusion.
Provides superior impact resistance and crack propagation resistance in cured epoxy networks, particularly under cryogenic or cyclic loading conditions.
Non-phase-separating behavior during storage and curing, supporting consistent performance across batch-to-batch manufacturing.
Aerospace composite matrices for primary and secondary structural components requiring damage tolerance certification.
High-performance wind turbine blade adhesives and structural laminates demanding fatigue resistance and thermal cycling stability.
Electronics encapsulation and underfill materials where thermal stress mitigation and interfacial adhesion are critical.
Automotive lightweighting systems including carbon fiber-reinforced polymer (CFRP) body panels and battery module housings.
Industrial tooling resins used in high-precision molds requiring dimensional stability and impact resilience.
| Chemical Type | Reactive liquid carboxyl-terminated polybutadiene (CTPB)-based modifier |
| Product Form | Low-viscosity amber liquid |
| Appearance | Clear to slightly hazy, pale yellow liquid at 25°C |
| Primary Applications | Toughening agent for thermosetting epoxy resins |
| Key Features | Reactive functionality, Tg-neutral toughening, low volatility |
| Benefits | Enhanced fracture energy (GIC), improved delamination resistance, simplified processing |
| Storage Conditions | Store under nitrogen in sealed containers at 5–30°C; protect from moisture and UV light |
| Shelf Life | 12 months from date of manufacture when stored as specified |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
