Hardeners №4
October 2, 2018
PEPA hardeners (polyethylenepolyamine)
October 2, 2018
Purpose It is
intended for curing paints and varnishes based on epoxy resins.
Specifications
| Name of the indicator | Value |
| 1. Appearance | Clear liquid without sediment and mechanical impurities |
| 2. Color at the moment of release, according to the iodometric scale, mg of iodine / 100 cm 3 , no more – for enamels of light colors — other colors | 80100 |
| 3. Mass fraction of nonvolatile substances,% | 30 ± 2 |
| 4. Conditional viscosity by viscometer of the type VZ-246 with a nozzle diameter of 4 mm at a temperature of (20 ± 0.5) ° C, s | 11-17 |
| 5. Amine number, mg Cong | 50-75 |
