High purity methyltetrahydrophthalic anhydride (MTHPA) with low volatile content for consistent epoxy resin curing performance.
Excellent thermal stability and low exotherm during cure, enabling controlled processing in thick-section applications.
Low viscosity at elevated temperatures facilitates easy handling, mixing, and impregnation of fiber reinforcements.
Superior electrical insulation properties after full cure, meeting stringent requirements for high-voltage equipment.
Good compatibility with standard bisphenol-A and novolac epoxy resins without requiring accelerators.
Electrical insulating varnishes for motors, transformers, and generators.
Encapsulants and potting compounds for power electronics and LED modules.
Winding impregnation resins in high-efficiency electric motors and traction systems.
Structural composites in aerospace and wind turbine blade manufacturing.
High-performance laminates for printed circuit board (PCB) substrates.
| Chemical Type | Methyltetrahydrophthalic anhydride (MTHPA) |
| Product Form | Crystalline solid |
| Appearance | White to off-white crystalline powder or granules |
| Primary Applications | Epoxy resin curing agent for electrical insulation and composites |
| Key Features | Low volatility, high thermal stability, excellent dielectric strength |
| Storage Condition | Store in cool, dry, well-ventilated area; protect from moisture |
| Shelf Life | 12 months under recommended storage conditions |
| Handling Precaution | Use appropriate PPE; avoid inhalation and skin contact |
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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