Solvent-Free High-Viscosity Epoxy Cardanol Modified Epoxy Resin Hardener HW-541
A high-viscosity solvent-free cardanol modified epoxy hardener HW-541 with good chemical resistance
Epoxy hardener HW-541 is a solvent-free phenalkamine epoxy curing agent with very high bio-content. It has excellent rapid cure properties, even at low temperatures with long pot life, and provides good adhesion on wet or otherwise unprepared surfaces. HW-541 can also be used in potable water applications and industrial adhesives.
1. The physical and chemical properties
| Appearance | Reddish brown liquid |
| Color (Gardner) | ≤17 |
| Volatile (%) | ≤4.0 |
| Amine value (mgKOH) |
300-335 |
| Viscosity (25°C,mPa∙s) |
25000-40000 |
| Density (25°C, kg/L) | 0.96-0.99 |
| Density(25°C, g/cm3) | 0.95-0.99 |
| AHEW | 130 |
| Flash point (°C) | 107.2 |
| Recommended PHR (Liquid resin, EEW=190) | 30-40 |
2. Application
- Adhesives
- Polymers > Epoxies (EP)
- Buildings & constructions > Concrete
- Buildings & constructions > Joint cement / Grouting
- Industrial Assembly
- Transportation (excl. Automotive)
3. Storage and packaging
Stored in a cool and dry place with ventilation and can be sealed for 12 months.
Avoid direct contact with water or strong acid and alkali.
Package:200kg/ iron drum.
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