FEISPARTIC® F420 by Shenzhen Feiyang Protech is a solvent-free, low viscosity amino functional co-reactant for polyisocyanates. Provides high reactivity to improve the production efficiency. Offers high hardness up to 2H, excellent fullness, leveling performance and high gloss. It has excellent abrasive0, weather-, water resistance, solvent-, acid and alkali-, salt spray resistance and other properties.
- Excellent adhesion with ABS, PC, PVC and other plastics and a variety of metals.
- It has excellent compatibility with most of hydroxy acrylic resin and cab.
- It work as chain extender or R component in Spray Polyurea Elastic(SPUA).
- It is used for various high-grade paint fields, such as automobile paint, high-grade wood paint and so on.
- It can obviously improve the fullness, luster, hardness of paint film and speed up the drying.
- It is also used to make anti-corrosion coatings for steel structure and oil pipeline.
- FEISPARTIC® F420 is suitable for wind blade coating field, such as gel coat, putty and topcoats.
- It has a shelf life of 12 months.
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FEISPARTIC® F420 properties
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| Properties | Value & unit | Test condition | Test method |
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| Amine Hydrogen Equivalent Weight (AHEW) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Amine Number | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Color, APHA | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Hydroxyl Equivalent Weight (HEW) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Solid Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |



