Heat-cure anhydride curing agent with a low melting point and long working life, giving cured epoxy systems high heat resistance and good high-temperature electrical properties. Increasingly used in fiber-reinforced composites made by lamination, centrifugal casting or pultrusion.
Product Code
MHHPA
Methylhexahydrophthalic Anhydride (MHHPA)
CAS Number
25550-51-0
EINECS
247-094-1
Description
Synonyms
Key applications
- Impregnation of electrical coils and components
- Casting and sealing of electronic and semiconductor parts
- Fiber-reinforced composites (lamination, centrifugal casting, pultrusion)
- Bonding of optical components
Characteristics
| Molecular formula | C9H12O3 |
|---|---|
| Molecular weight | 168.19 |
| Appearance | Colorless transparent liquid |
| Color (Pt-Co) | ≤ 20 |
| Content | ≥ 98% |
| Density (20°C) | 1.12-1.22 g/cm3 |
| Viscosity (25°C) | 50-80 mPa.s |
| Crystallization point | ≤ 15 |
| Iodine content | ≤ 2.00 (1g/100g) |
| Boiling point | 290°C |
| Flash point | 145°C |