Index | Data | Test method | ||||
PKR-120L | PKR-120H | PKR-130L | PKR-110 | PKR-80L | ||
Appearance | Yellowish, transparent solid, no obvious mechanical impurity after dissolution | Naked eye | ||||
Softening point (degree) | 105-125 | 120-130 | 125-140 | 100-120 | 75-95 | ISO 4625-1:2004 |
Color Gardner[1] | <1 | <1 | <1 | ≤3 | ≤3 | ISO 4630-1:2004 |
dissolve with ethanol | excellent | Resin dissolve with ethanol by 50% | ||||
Acid value (mgKOH/g) | <3 | <3 | <3 | ≤0.5 | ≤0.5 | ISO 2114:2000 |
Hydroxyl value (mgKOH/g) | 70-110 | ≥200 | ≥80 | ≥100 | ≥60 | DIN 53240-2:1998 |
Density(g/cm3) | 1.15±0.05 | ISO 1183-1:2004(E)B | ||||
Kinematic viscosity[2] (mm2/s) | 30-50 | 40-60 | 40-60 | GB/T 1660-2008 | ||
Ford cup 4 viscosity [3](s) | 20-30 | 20-30 | 25-35 | ASTM D1200 |